13 best battery with smart chargers

Battery chargers with smart technology, often referred to as "smart chargers" or "smart battery chargers," are advanced devices used to charge and maintain various types of batteries, including automotive batteries commonly used in cars, trucks, motorcycles, and other vehicles. These chargers incorporate sophisticated features and technology to optimize the charging process and help prolong battery life. Here are some key aspects of battery chargers with smart technology:

  1. Compatibility: Smart chargers are versatile and designed to work with a wide range of battery types, including lead-acid batteries (such as AGM, gel, and flooded), lithium-ion batteries, and more. They are commonly used to charge automotive batteries, but they can also charge batteries for boats, motorcycles, RVs, and other applications.

  2. Microprocessor Control: The core of a smart charger is a microprocessor or microcontroller that continuously monitors and controls the charging process.This enables precise and adaptive charging based on the battery's condition and needs.

  3. Multiple Charging Modes: Smart chargers typically offer multiple charging modes, including bulk charging, absorption charging, float charging, and sometimes desulfation or maintenance modes. These modes ensure that the battery is charged optimally and efficiently.

  4. Voltage and Current Regulation: Smart chargers monitor the battery's voltage and adjust the charging current accordingly to prevent overcharging, which can damage the battery. They also adjust the charging voltage to ensure the battery reaches its full capacity.

  5. Desulfation: Some smart chargers have a desulfation mode that helps dissolve lead sulfate crystals that can form on a battery's plates over time. This feature can potentially extend the life of older or neglected batteries.

  6. Maintenance or Float Mode: After the battery is fully charged, smart chargers often switch to a maintenance or float mode. In this mode, the charger supplies a lower voltage to keep the battery at an optimal state of charge without overcharging it, which is especially useful for batteries in storage or vehicles that are not frequently used.

  7. Diagnostic and Recovery Functions: Advanced smart chargers may have diagnostic capabilities to assess the condition of the battery and identify any issues. They can also attempt to recover deeply discharged batteries.

  8. Temperature Compensation: Some smart chargers incorporate temperature sensors to adjust the charging process based on ambient temperatures. This helps prevent overcharging in extreme temperature conditions.

  9. LCD Display or Digital Readout: Many smart chargers feature a digital display that provides real-time information on the charging process, including voltage, current, charging mode, and battery status.

  10. Safety Features: Smart chargers typically include safety features like reverse polarity protection, short-circuit protection, and overheat protection to prevent accidents and damage to the charger or battery.

  11. User-Friendly: These chargers are designed to be user-friendly, with easy-to-understand interfaces and settings. They are often compact and portable for convenience.

  12. Efficiency: Smart chargers are known for their efficiency in charging batteries, reducing energy consumption and minimizing the risk of overcharging.

Battery chargers with smart technology are a valuable tool for maintaining and extending the life of automotive batteries and other types of rechargeable batteries. They take the guesswork out of charging, ensuring that your batteries are charged optimally and safely. When choosing a smart charger, consider factors such as compatibility with your battery type, charging modes, and additional features that suit your needs.

Below you can find our editor's choice of the best battery with smart chargers on the market
  

NOCO Genius GEN5X2, 2-Bank, 10-Amp (5-Amp Per Bank) Fully-Automatic Smart Marine Charger, 12V Onboard Battery Charger, Battery Maintainer and Battery Desulfator with Temperature Compensation

Based on 31 reviews Check latest price

Product description

Introducing the all-new GEN5X2, our most rugged, compact, and powerful, onboard marine battery charger we have ever made. The GEN5X2 is designed to charge and maintain up to two 12-volt lead-acid and lithium-ion batteries, including flooded, gel, AGM, and deep-cycle batteries. Each 12-volt battery bank provides up to 5-amps of pure charging power, plus doubles as a battery maintainer and battery desulfator. Included is a GEN5X2 10-Amp 2-Bank Waterproof Onboard Marine Battery Chargers (120-240VAC), Self-Tapping Mounting Screws, User Guide, 3-Year Warranty and certified to UL1236, ISO 8846, and 33 CFR 183.410.



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  • Multiple banks - A two-bank onboard battery charger rated a 10-amps - 5-amps per bank - for 12-volt batteries, including marine, boat, starter, and deep-cycle batteries.
  • Charging modes - Independently charge and control each battery bank with selectable charging modes - including 12V, 12V AGM, 12V Lithium, and 12V Repair Mode - for all types of lead-acid and lithium-ion batteries.
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.
  • Redefined mounting - A simplified mounting system allows for quick and easy installations in any direction - even up-side-down - with an integrated anti-vibration backing to isolate shock, vibration, and noise.
  • Designed for water - A fully-sealed and waterproof onboard battery charger with an ingress protection rating of IP68, but has survived brutal life cycle testing, including thousands of hours underwater.
  • What's in the box - GEN5X2 10-amp 2-bank waterproof onboard marine battery chargers (120-240VAC) with a 72-Inch (182cm) DC cables with 3/8-inch (M10) eyelets and a 72-inch (182cm) Type-B AC cable, self-tapping mounting screws, user guide, and 3-year warranty.

User questions & answers

Question: In rv i have a 12v battery for starting & another huge 12v, i assume for 12v rv appliances and lighting. can this be used to charge both at same time
Answer: No, it is only compatible with 12V MAX* and 20V MAX* lithium ion slide pack batteries.
Question: Does this battery stop charging automatically when the battery is fully charged
Answer: good charger works great
Question: Can this charger be used used to charge 2 batteries that are for 2 different machines
Answer: I searched this and could not find a straight answer anywhere. I took a chance and bought this charger anyway. I have a LB2XR20 battery I bought from amazon and this charger worked perfect. Love it.
Question: How many stages is this charger
Answer: Yes, this will work.

NOCO GENIUS10, 10-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, Trickle Charger, And Battery Desulfator With Temperature Compensation

NOCO

Based on 4 reviews Check latest price

Product description

Introducing the all-new GENIUS10, making it one of our most powerful, highest-performing, energy-efficient, and compact charger yet. The GENIUS10 is a 6-volt and 12-volt battery charger, battery maintainer, trickle charger, and battery desulfator, rated at 10-amp for all types of lead-acid and lithium-ion batteries, including flooded, gel, and AGM, as well as, marine and deep-cycle batteries.



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  • GENIUS10 - Similar to our G7200, just better. It's 17% smaller and delivers 115% more power. It's the all in one solution battery charger, a battery maintainer, trickle charger, plus battery desulfator
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more

EBL Smart Battery Charger for C D AA AAA 9V Ni-MH Ni-CD Rechargeable Batteries with Discharge Function & LCD Display

EBL

Based on 6 reviews Check latest price
  • Individual Charging Slot Charger: Ultra compatible 1-4 AA/AAA/C/D and 1-2 9V Ni-MH/Ni-Cd rechargeable batteries, independent charging slot, can charge different size batteries freely.
  • Discharge Function: Press the blue button to discharge the battery. LCD displays "DISCHG" , at the same time, 1-4pcs Ni-MH Ni-CD batteries automatically turn to discharging mode. The charger will resume charging mode after completion of discharge.
  • Fast Charging Speed than Other Name-brand: Charging the battery 2-4Pcs AA/AAA/C/D with the total current 2A. Less than 3 hours to fully charged the AA/AAA/C/D batteries, and less than 10 hours to fully charged the 9V batteries.
  • Safe Assurance: Automatically stop charging when detecting improper input voltage, defective or short circuit or non rechargeable batteries.
  • Constant Current Charging Mode: Protect the batteries against current fluctuation and keep using the charger safely.

User questions & answers

Question: is this charger made in the USA
Answer: No, China. I searched for a charger made in USA, but no luck finding one.
Question: I just bought these with your charger and the batteries heat up so much that i cant touch them. Is that normal
Answer: They will get warm, but not to the point where you cannot touch them. Are you using the EBL charger? That thing is a piece of crap. I bought one from Interstate Batteries, and haven't had a problem. The EBL charger kept telling me that the batteries (EBL as well) were not charging due to an error.
Question: Should the batteries be charged prior to first use
Answer: Being in the mobile DJ business, I never trust pre-charged batteries. I always charge them when initially received. All batteries had various levels of charge, yet none were 100% charged.
Question: Are these Low Self Discharge
Answer: In my experience with NiCad batteries, they should be fully discharged, before recharging them. NiCad batteries exhibit a "memory" https://www.google.com/search?q=NiCd+battery+charge+and+discharge+memory&ie=UTF-8

Product features

EBL 906 Upgraded Battery Charger

Compatible Models

Independent charging slot, can charge different compatible batteries freely.

For Ni-MH Ni-CD rechargeable batteries: 1/2/3/4 AA, AAA, C, D and 1/2 9V batteries.



Environment Conditions

Using Environment: Temperature: 0-40℃; Humidity:≤85%

Storage Environment: Temperature: -10-40℃; Humidity:≤60%



Work Temperature:

Surface temperature of charger≤60℃

Surface temperature of battery≤45℃

Reasonable Circuit Layout - Worldwide Usage
Patent Trickle Charge Mode

Schumacher SC1280 15 Amp 3 Amp 6V/12V Fully Automatic Smart Battery Charger Maintainer for Marine and Automotive Batteries

Based on 3 reviews Check latest price

Product description

Charge and maintain your automotive and marine batteries with the Schumacher SC1280 6/12V Rapid Battery Charger and 15A Maintainer. Digital display for voltage and percentage of charge, Start/Stop interface, and LED indicators and push button controls make this unit easy to use. Features auto voltage detection to easily detect between 6 and 12V batteries. Automatically selects charge rate for charging and maintaining. Built-in reverse hook-up protection prevents charger from operating if clamps are reversed. Meets the highest industry standards with its Schu Eco Energy. DOE compliant. Compatible with standard, AGM, gel, and deep-cycle batteries. Rated for 800 CCA.

  • Features 15A to charge and 3A to maintain your battery
  • Auto voltage detection automatically detects 6 or 12V batteries
  • Automatically selects charge rate for charging and maintaining
  • Reverse hook-up protection ensures charger will not operate if clamps are reversed
  • Charges compatible battery types, including standard, AGM, gel and deep-cycle batteries

User questions & answers

Question: What is the difference between the sc1280, sc1281, sc1323 and sc
Answer: The length of warranty on paper doesn’t matter because getting them to act on it is difficult. They wanted me to send the charger to them at my cost and wait without a charger for 6?weeks
Question: Can this be used to charge lawn tractor batteries
Answer: Yes, they are plastic. And Yes the break. My negative terminal just snapped in half... Not happy. Why couldn’t they just use metal??
Question: What is the warranty on this product
Answer: It will work with any brand of battery.
Question: Want to charge battery in vehical (suv). is it safe to do in enclosed garage? thinking yes, but please confirm
Answer: The clamps are metal on the inside (obviously), and a durable plastic on the outside as insulating covers. Looks to be pretty durable, I've had no problems with them. But then, I tend to take care of my toys! :-) This unit, by the way, was an excellent investment...after having owned several less-capable chargers. This one restored my Yellow Top battery back to its full capacity in short order! I own a Tahoe Hybrid and had installed the Yellow Top as a result of standard batteries not holding a full charge after a year or two, and often draining when not running the Tahoe at least once every 4-5 days or so. Can connect full-time to the battery the accompanying cable, making the use of clamps unnecessary! Just have to remember to unplug it!

NOCO GENIUS1, 1-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, Trickle Charger, And Battery Desulfator With Temperature Compensation

NOCO

Based on 11 reviews Check latest price

Product description

Introducing the all-new GENIUS1, making it one of our most powerful, highest-performing, energy-efficient, and compact charger yet. The GENIUS1 is a 6-volt and 12-volt battery charger, battery maintainer, trickle charger, and battery desulfator, rated at 1-amp for all types of lead-acid and lithium-ion batteries, including flooded, gel, and AGM, as well as, marine and deep-cycle batteries.



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  • Meet the GENIUS1 - Similar to our G750, just better. It's 35% smaller and delivers 35% more power. It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

DieHard 71326 6/12V Gold Shelf Smart Battery Charger and 12/80A Engine Starter

DieHard

Based on 402 reviews Check latest price

Product description

Charge or jump start your battery with the DieHard 71326 6/12V 12/80A Gold Shelf Smart Battery Charger Engine Starter. Intelligent charge technology, microprocessor controlled, multi-stage charging adds precision, safety, and battery life. This unit prevents overcharging by monitoring and switching to maintenance mode when fully charged. Features 12-30A boost for quick energy boost and 80A to jump start your car right away. LED indicators and buttons allow you to conveniently choose between charge, boost, engine start, and alternator tester, which provides charge level and helps diagnose electrical problems. Unit includes color-coded 125A clamps and a carrying handle for portability.

  • Intelligent charge technology, multi-stage 6/12V 2-6A charging for added precision, safety and battery life
  • Automatically senses voltage 6V or 12V allowing use for multiple batteries
  • Features battery maintaining to prevent overcharging
  • Includes 12-30A boost and 80A jump starting capabilities
  • LED indicators and digital display allows you to conveniently choose between charge, boost, engine start, and alternator tester

User questions & answers

Question: Can this charger be set to charge heavy duty deep cycle batteries at 15 amperes
Answer: Thank you for your inquiry. No, this unit doesn't have a 15 amp setting. If your deep cycle battery is a auto size, you can use either of the charging options, but do not use the engine start setting.
Question: Can I used this charging motorcycle battery
Answer: Thank you for your inquiry. Intelligent charge Technology, Microprocessor controlled Multi-Stage Charging for added precision, safety and battery life for both 6 and 12 Volt batteries Fully Automatic, prevents overcharging by monitoring and switching to maintenance mode when fully charged adjusting anywhere between 2-6 Amps of charge output as needed.
Question: What is the time for warranty
Answer: According to the manufacturers statement, on the Amazon listing, it has a 3 year warranty.
Question: What is the charging amperage range on typical deep cycle batteries and how does it handle gel cell, and agm batteries
Answer: Thank you for your inquiry. DieHard 6A Shelf Battery Charger Use the battery charger on 6 and 12V LEAD-ACID, GEL and AGM-type rechargeable batteries with rated capacities of 12Ah (6V) and 22-59Ah (12V), as used in automobiles, trucks, tractors, airplanes, vans, RVs, trolling motors, etc. This charger is not intended to supply power to low-voltage electrical systems, other than in a motor-starting application. WARNING: Do not use battery charger with dry cell batteries that are commonly used with home appliances. These batteries may burst and cause injury or damage to property

Product features

Easygoing Charging

This portable charger and engine starter features multistage, microprocessor-controlled Intelligent Charge Technology, so you can rely on added precision, battery life and safety. It's fully automatic, preventing overcharging by monitoring and switching to Maintenance Mode when charged, adjusting anywhere between 2-6 amps of charge output as needed. Plus, LED indicators and a digital display allow you to conveniently select your rates that include Charge, Boost and Engine Start.

Charging You Can Count On

Reverse Hookup Protection helps you charge safely, shutting the charger off if clamps are incorrectly connected. Float Mode Monitoring keeps your battery at a normal voltage, maintaining the battery's charge. When charging is complete, Maintenance Mode switches on to prevent overcharging. This portable charger and engine starter is backed by a 3-year warranty.

Power On. Drive On.

Get going right away with 80 amps of jump-starting power and 12-30 amps of variable-charging power for a quick energy boost.

NOCO GENIUS5, 5-Amp Fully-Automatic Smart Charger, 6V And 12V Battery Charger, Battery Maintainer, Trickle Charger, And Battery Desulfator With Temperature Compensation

NOCO

Based on 4 reviews Check latest price

Product description

Introducing the all-new GENIUS5, making it one of our most powerful, highest-performing, energy-efficient, and compact charger yet. The GENIUS5 is a 6-volt and 12-volt battery charger, battery maintainer, trickle charger, and battery desulfator, rated at 5-amp for all types of lead-acid and lithium-ion batteries, including flooded, gel, and AGM, as well as, marine and deep-cycle batteries. 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  • Meet the GENIUS5 - Similar to our G3500, just better. It's 34% smaller and delivers 65% more power. It's the all-in-one solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.
  • Do more with Genius - Designed for 6-volt and 12-volt lead-acid automotive, marine, and deep-cycle batteries, including flooded, gel, AGM, and maintenance-free, plus lithium-ion batteries.
  • Enjoy precision charging - An integrated thermal sensor detects the ambient temperature and alters the charge to eliminate over-charging in hot climates and under-charging in cold climates.
  • Charge dead batteries - Charges batteries as low as 1-volt. Or use the all-new force mode that allows you to take control and manually begin charging dead batteries down to zero volts.
  • Restore your battery - Automatically detects battery sulfation and acid stratification to restore lost battery performance for stronger engine starts and extended battery life.
  • Beyond maintenance - It's not just a trickle charger, it's an advanced battery maintainer. A fully-automatic, worry-free battery charger for everyday use - 24/7 - with zero overcharge.
  • Compatible with all types of vehicles - charge and maintain cars, motorcycles, lawn mowers, ATVs, lawn tractors, trucks, SUVs, boats, PWCs, classic cars, and more.

Car Battery Charger 12V/8A 24V/4A Automatic Smart Battery Charger/Maintainer with LCD Display Pulse Repair Charger Pack for Car, Lawn Mower, Motorcycle, Boat, SUV and More

ABLY

Based on 522 reviews Check latest price
  • 【THE LATEST INTELLIGENT CPU CONTROL】Portable battery charger/maintainer automatically adjusts the charge current and maintainability according to the temperature. Automatic detection of ambient temperature, so that winter can be full speed, summer is not overload.optimized for any climate, easy to deal with a variety of harsh voltage environments.
  • 【HIGHLY COMPATIBLE】Suitable for both 12V and 24V batteries, making it easier to use.It works with Calcium, AGM, EFB, MF, FLOODED, VRLA, SLA and Wet batteries, meaning that it can be used for the batteries in Car, Truck, Motorcycle, RV, SUV, ATV, golf cart, tricycles, agricultural vehicles, bus, etc. ➤NOTE: LITHIUM BATTERY DISABLED.
  • 【PULSE REPAIR FUNCTION】Intelligent control system, strong pulse repair technology, remove vulcanization, repair slightly damaged batteries, reduce water loss, Provides stronger engine starts and extended battery life. ➤NOTE: It can not activate a dead battery or repair a battery which is damaged seriously; it also can not repair a battery back to 100% new.
  • 【MULTIPLE PROTECTION & SAFETY OF USE】This Automatic Smart Battery Charger owns safety technology including built in circuit protection, spark free system, reverse polarity protection, over-charge, over-voltage and over-temperature protection, stable performance for longer life.
  • 【FULLY AUTOMATIC CHARGER WITH LCD SCREEN DISPLAY】Battery chargers Just plug and leave it for charging and maintaining your batteries automatically for long time, with intelligent digital LCD displays charging status and battery status, charge voltage, charge current,inside temperature, summer mode, winter mode, etc.

User questions & answers

Question: how long dead car battery be fully charged
Answer: That would depend on the type of battery and if it was a wet battery how long it had been Completely dry. If it’s a deep cycle battery and completely drained the chance is it can’t be recharged.
Question: Can this handle inverter deep cycle battery
Answer: Yes, I have charged mine. It has the on/off function. Works well.
Question: This website says "charger/maintainer". neither the box nor the manual mention "maintainer". does it maintain leaving it connected when in "off
Answer: Yes this also works as a maintainer.
Question: I have a 3 wheel pride scooter with 2 12 volt batteries,will this cherger work for my scooter
Answer: Yes it will. I am using for a scooter also.

Product features

2021 NEW CAR BATTERY CHARGER

ENVIRONMENTAL CHARACTERISTICS:

Operating Temperature Range: -20~45°C (-4~113°F)

Storage Temperature Range: -30~75°C (-22~158°F)

Operating Humidity Range: 90%RH Max

REMARK: for 4Ah-15Ah battery, we suggest use “Repair” mode, because the battery size is too small, use pulse charge is very good for small size battery.

PACKAGE:

1 x Automotive Battery Charger

1 x User Manual

MULTI FUNCTION INTELLIGENT CHARGING

Microprocessor-controlled - automatically adjusts the charge current and maintainability. automatically switching from fast charge, to top-off, then to trickle charge.Pulse repair function can help to repair your loss battery and extend battery life.

NOTE:

Only can repair slightly damaged batteries not a dead battery and cannot repair a battery back to 100% new.

NOTE:

This battery charger is not compatible with lithium-ion batteries.

PREMIUM COOLING FAN

With built-in cooling fan, drop the operating temperature, prolong the service life.

VERSATILE-ONE-TOUCH SWITCHING

  • CAR/TRUCK mode
  • Motorcycle mode
  • AGM mode
  • Repair mode
  • Summer mode
  • Winter mode

TOTAL PROTECTION

The battery charger offers safety features including reverse-polarity protection, over-current protection, overload protection, over-voltage protection, over-charge protection, and over-temperature protection.

Clore Automotive PL2320 20-Amp Fully-Automatic Smart Charger, 6V and 12V Battery Charger, Battery Maintainer, and Battery Desulfator with Temperature Compensation

Solar

Based on 509 reviews Check latest price

Product description

Combining fully automatic operation and the ability to properly charge multiple battery types, the Pro-Logix is the charger to meet the needs of today's and tomorrow's professional technician. Intelligent, beneficial, safe and versatile - one charger does it all, from fast charging and battery repair to battery maintenance and long term storage charging. Plus, with the ability to properly charge virtually any lead acid battery type, it is the only charger you will need. Flooded, AGM, gel cell, spiral wound, marine and deep cycle batteries all can be charged right with this battery charger.

  • Charge and Maintain 6 and 12 Volt Batteries
  • 2/10/20 Amp charge rates for added versatility
  • Fully automatic operation
  • Advanced multi-phase charging process
  • Power supply mode provides stable power to maintain system voltage for use in a wide variety of applications

User questions & answers

Question: If I hardware this to a battery and plug it in to the wall will it start on it’s own? Looks to install in solar generator box
Answer: No, you have to select the voltage and type of battery before starting the charge process.
Question: what does it mean when "charging in progress" is blinking and "charging complete" is off
Answer: Suggest you read the simple manual that comes with the product. But the scenario you describe means it is charging your battery. When the "Charging complete" light illuminates, the battery is charged.
Question: Is this a smart charger? How does this charger differ from the Pro-Logix 12 and 16 amp "automatic" chargers
Answer: It is a smart charger in that it uses a "proprietary Multi-phase charging process". According to the packaging, it's a 7 phase charging process where some phases are constant current and some are constant voltage. In one of the phases (phase 6) it does out a load on the battery and then recharges it. It also has a soft start mode to recover deeply discharged batteries and a battery recondition mode, which I assume is to restore sulphate batteries. I'm not familiar with the 12/16 amp chargers so I can only assume that the difference is the maximum charging current. The PL2320 is a very nice charger. I mainly use it as a maintenance charger on one of my lesser used cars and it works great.
Question: Has anyone experienced %charged staying at 95 percent... Then if I unplug and re-plug it in then it shows 100 percent? Just odd timing or an issue
Answer: The reason it shows that the battery is 100% charged, is because the voltage of the battery hasn't dropped down to its "resting" voltage. It still has a "float" charge which WILL decrease and be completely gone in about 3hrs. So when you unplug the charger and plug it back in, the charger thinks you're trying to charge a battery that is already fully charged because it has +13.0 volts (float voltage). Lead acid batteries are 100% charged at +12.6 volts (resting voltage), AGM batteries are 100% charged at +12.8 volts (resting voltage).Basically if you unplug the battery while it's still charging, you have to wait for the battery to get back down to its resting voltage for the charger to know the exact condition of the battery which takes about +2-3hrs. If it's your car battery you can just turn your lights on for 15-20 minutes without the engine running and stick it back on the charger. You'll see it start back at the actual % charge of the battery. Hope this helped.

Product features

Model No. PL2320

Combining fully automatic operation and the ability to properly charge multiple battery types, the PRO-LOGIX PL2320 is the perfect charger to meet the needs of today’s and tomorrow’s professional technician. Intelligent, beneficial, safe and versatile – one charger does it all, from fast charging and battery repair to battery maintenance and long term storage charging.

Charge Multiple Battery Types

Compatible with a variety of battery types including Conventional, AGM, Gel Cell, Spiral Wound, Deep Cycle and Marine batteries. PRO-LOGIX chargers will deliver the correct type of charge required for each battery chemistry.

Advanced Technology

Soft Start Mode:

Soft Start Mode is activated when the charger is connected to a deeply discharged battery. This mode protects the battery during the initial charge period, as the battery’s voltage rises to a more normal level, and is beneficial for the long-term health of the battery.

Battery Recondition Mode:

During the Energizing Phase, if the charger detects the presence of battery sulfation, it will activate this mode. If this occurs, the Charging LED will flash. This indicates the charge time will be extended while the charger attempts to recondition the battery.

Versatile Charging

What's the best way to keep your battery in top shape? Exercise! After your battery is fully charged, the PL2310 enters an enhanced maintenance mode to keep it in the best possible condition. During this phase, a draw is taken from the battery, and then recharged again. This makes Pro-Logix the perfect solution for long-term battery maintaining.

Fully Automatic Operation

Simply set the Voltage, Battery Type, and Charge Rate and the charger will do the rest! The charger will recognize the battery's charge needs, and deliver an optimal charge, every time.

Professional Battery Chargers

PRO-LOGIX Battery Chargers utilize an advanced multi-phase charging process to deliver an optimal charge to each battery serviced, regardless of battery size or type. No guess work or mystery... if it is a lead-acid battery installed in a vehicle, it can be charged and charged right with PRO-LOGIX.

STANLEY BC25BS Smart 12V Battery Charger for Car/Marine Charging, 25 Amp

Based on 2 reviews Check latest price

Product description

The STANLEY BC25BS bench battery charger features a 75 amp engine start, which helps start your vehicle in about 90 seconds. If you are looking for battery maintenance instead of a jump start, once connected to your vehicle battery the bench battery charger does the rest for optimum performance. Our fully automatic high frequency maintenance charger delivers 3-stage charging and automatically switches from fast charge to top-off to trickle charge. This bench battery charger is ideal for motorhomes, boats, jet skis, lawn tractors, ATVs, snowmobiles, and vehicles that sit idle for months at a time. It is able to charge and maintain any AGM, GEL, or WET automotive or marine 12V battery. It's equipped with a digital LCD screen that displays charging status and battery status with easy to understand icons. It also features a patented alternator check to evaluate the battery voltage under load to indicate if the alternator is maintaining battery level. This battery charger eliminates the need to manually input settings like battery type and size, and charges up to 40% faster than other conventional chargers. The built-in cord, cable wrap, and clamp storage make this battery charger easy to use and store. It is also California Energy Commission (CEC) compliant and ETL Certified for performance and safety.

  • Dependable and safe to use; In an emergency, the 75-amp engine start helps jump start your vehicle in about 90 seconds
  • Successfully maintains the battery on any AGM, GEL, or WET automotive or marine 12V battery with the push of a button
  • High-frequency smart charging technology keeps battery at an optimal charge and automatically switches from fast charge, to top-off, to trickle charge
  • Allows you to monitor and charge your battery in the quickest and safest way possible; Provides extended longevity
  • Front of battery charger features four different options; LCD screen displays battery status with understandable icons

User questions & answers

Question: If a little rain wet this charger would it mash up
Answer: If the charger got wet, take it in the house and let it COMPLETELY DRY OUT. Let it dry for a DAY OR TWO. Don't even think about using the charger if it hasn't dried out!
Question: Can I use this to jump start my vehicle if I do not have access to a power source
Answer: Yes, it's the first item in the description: "In an emergency, the 75-amp engine start helps jump start your vehicle in about 90 seconds."
Question: Working with 220 volts imput
Answer: NO This unit is for 110 volts only. DO NOT USE WITH 220 VOLTS.
Question: I have a full size chevy 1500 would the engine start feature crank my truck with an almost dead battery
Answer: Turn off all accessories and and proceed to crank as you normally do. the starter is still 12 volt, there's no reason that your engine should not start, I haven't considered the diesel starting possibility, but start as one usually would,and Idont forsee any problem. I've had to only use this feature once, but it worked as designed, I like this product, and recommend to other undecided, possible buyers. :-) Augusta Ks. 4-3-17

2/10/25A 12V Smart Battery Charger/Maintainer Fully Automatic with Engine Start, Cable Clamps

Based on 2 reviews Check latest price
  • Fast, Smart Battery Charger: The Battery Charger can charge all types of 12V Lead-acid Batteries, including GEL, AGM and STD. It is perfect for charging Automotive, Motorcycle, Marine, RV, PowerSport, Lawn & Garden, etc. Do not charge a frozen or dead battery that has gone below 3V.
  • 7-Step Charging Program: Desulphation, Soft Start, Bulk Charge, Absorption, Battery Test, Recondition and Floating. This allows for optimization of battery power, without overcharging or damaging.
  • Advanced Start Aid: Engine Start Aid feature can help start your vehicle in about 120 seconds.
  • Auto Detect Systems: Features Battery Voltage detection, then automatically selects charge rate for charging and maintaining. Battery reconditioning feature helps extend battery life. LCD screen displays charging status and battery status with easy to understand icons.
  • Safety Protection: Battery Charger has Over Voltage, Over Heat, Overtime Charging, Short Circuit, and Reverse Polarity Protection to ensure users safety.

Product features

TowerTop Smart Battery Charger/Maintainer

  • Charges 12 Volt Lead Acid batteries including Standard, AGM, GEL, and Sealed Lead Acid.
  • LCD screen displays charging status and battery status with easy to understand icons.
  • Start Aid function can optimize the power of your battery in only 120 Second, giving you enough power to start most cars.
  • Warning:
  • For 12V battery only, not to be used with 24V battery.
  • Do not charge a frozen or dead battery that has gone below 3V.

7-STAGE CHARGING AND MAINTENANCE MODES

1. Desulphation: Pulse charges the battery to break down the build-up of lead sulphate crystals. Lead sulphate crystals can occur when a battery has been discharged or left unused for a period of time, seriously affecting the performance and lifespan of the battery.

2. Soft Start: A slow steady buildup of the charging process that limits the power supplied to protect the battery.

3. Bulk Charge: The main part of the charging process where 80% of the charge is applied.

4. Absorption: Fully charges the battery by slowly reducing the charge rate to allow the battery to absorb more power.

5. Battery Test: An automatic test to determine the battery condition after charging. If further charging is required, the Recondition stage is selected. If fully charged, the battery goes into Float status.

6. Recondition: Unique charge state to recover deeply discharged batteries.

7. Float: Maintains the battery at 100% charge without overcharging or damaging the battery, allowing the Smart Charger to be left connected to the battery indefinitely.

How the charger protects you and your battery?

TowerTop Battery Charger Stringently lab-tested in UL (Underwriters Laboratories) certified testing facilities. The Charger has UL/FCC certification.

Battery charger/maintainer has multifunctional Safety technology including short circuit protection, spark-free system, reverse polarity protection, overcharge protection,over-voltage protection, temperature protection, making it totally safe for anyone to use.

This allows you to safely maintain and extend the battery life of your lead-acid batteries while allowing your vehicles/equipment to operate more efficiently and stably.

Charging time(T)= battery capacity(Ah) / charging current(A)

Excellent ABS Shell

  • Hard, excellent impact resistance
  • Good flame retardancy
  • Corrosion resistance
  • Good electrical insulation
  • Widely used in automotive, electronic communications, construction, etc.

Unique Storage Cables Design

  • It easily solves your troubles with storing cables.
  • After use, you can quickly store your cables.
  • No more wasting your time.

What is the size of the charger?

  • Item Weight: 5.25 pounds
  • Power plug cable length: 6FT
  • Battery clip cable length: 6FT
  • Charger Dimensions: 10.1 x 6.9 x 4.7 inches

All-Inclusive Battery Clip

  • Insulated all-inclusive chuck, no need to worry about leakage
  • Bold inner core, stable current, no damage to battery
  • Large bite force, not fall off

Fully Automatic System

With Smart Detect System, Automatic current selection, Automatic Identify Low Voltage, Automatic Stop After Full-charged.

Smart Cooling Fan

Smart fan with fan controlled function. In the normal charging process, when the charger is in constant current and constant voltage state (when the current is greater than 3.5A or the temperature is greater than 122℉), the fan works normally.

Lightweight & Portable Design

Ergonomic design, the flexible handle makes the charger more portable. It’s a great addition to your tools for your car.

Schumacher SC1359 15 Amp 3 Amp 6V/12V Fully Automatic Smart Battery Charger Maintainer Auto Desulfator Auto 6V/12V Battery Detection For Cars, Trucks, SUVs, Marine, RV Batteries

Schumacher

Based on 493 reviews Check latest price

Product description

Charge and maintain your automotive and marine batteries with the Schumacher SC1359 6/12V Fully Automatic Battery Charger and 15A Maintainer. Digital display and push button controls make this unit easy to use. Microprocessor controlled, multi-stage charging adds precision, safety and battery life. Features auto voltage detection to easily detect between 6 and 12V batteries. Built-in reverse hook-up protection prevents charger from operating if clamps are reversed. Meets the highest industry standards with its Schu Eco Energy. DOE compliant. Compatible with standard, AGM, gel, and deep-cycle batteries.

Specifications:

Battery Type

Standard

AGM

Deep-Cycle

Input Voltage

 120V AC

Input Current

 3.6A

Output Voltage

 6/12V

Output Current

 6V/2A, 12V/15A

Dimensions

 3.63 × 10.5 × 7.75 in

Weight

 3.59 lb

Safety Certifications

 UL ULC

 

  • Features 15A to charge and 3A to maintain your battery
  • Microprocessor-controlled, with multi-stage charging for added precision, safety, and battery life
  • Auto voltage detection automatically detects 6 or 12V batteries
  • Reverse hook-up protection ensures charger will not operate if clamps are reversed
  • Charges compatible battery types, including standard, AGM and deep-cycle batteries

User questions & answers

Question: If my 12v auto battery is at less than 6 volts, this unit thinks it is a 6V battery and stops charging when it comes back up to 6 v. Any way to fix
Answer: Not sure what you mean by mounted. It is lightweight and has no holes for screws.
Question: What is the difference between this charger sc2359 and sca1500a
Answer: A flashing green light means it’s charging. When the green light stays on it’s charred. Did you try a different battery in the charger to test if the green light indicator is working? I think you may have a bad charger.
Question: do you have to charge the device before you use it to charge car battery
Answer: The green light will flash when the battery is charging
Question: How many watts does it take to power this unit? I will be powering the charger with a small generator which only puts out 700-800 watts
Answer: It could be that the battery pack inserted is no compatible with the charger , is totally out of charge (if you leave it overnight it will get fix ) or is a defective battery.

DieHard 71341 6/12V Gold Smart Wheel Battery Charger and 50/250A Maintainer

DieHard

Based on 236 reviews Check latest price

Product description

Charge or jump start your battery with the DieHard 71341 6/12V 50/250A Gold Smart Wheel Battery Charger and Maintainer. Intelligent charge technology, microprocessor controlled, multi-stage charging adds precision, safety, and battery life. This unit prevents overcharging by monitoring and switching to maintenance mode when fully charged. Features 50A boost for quick energy boost and 250A to jump start your car right away. This unit has a 12' total reach with its 6-gauge 6' power cord and 6' cold weather flexible output cables with color-coded clamps. This easily rolls around your garage with its compact wheel design and retractable handle.

  • Intelligent charge technology, multi-stage 6/12V 2-6A charging for added precision, safety and battery life
  • Automatically senses voltage 6V or 12V allowing use for multiple batteries
  • Features battery maintaining to prevent overcharging
  • Includes 50A boost and 250A jump starting capabilities
  • Includes 6-gauge, 6' power cord and 6' cold weather flexible output cables with color-coded clamps

User questions & answers

Question: Will this charge agm batt
Answer: The gloves I received were more of a spandex acrylic blend. Better than nothing in cold weather, but definitely not as warm as wool. When I ordered these, the description said they had a wool lining. Mine did NOT have a wool lining. I contacted the seller and was given a discount for the error in description. The good thing about these is the grips in the palm area that make it easier to grip a steering wheel. The bad thing...not as warm as I had expected.
Question: Will this jump start a 6v engine with a flat battery
Answer: I carry mail and walk 10+ miles a day with these in 28-32 degree weather comfortably. If you are active they are awesome. Also good for driving.
Question: I have a lowrider with 3 batteries for the front and three batteries for the back. can I charge 3 batteries at the sometime with this charger
Answer: Padding is 2.5 mm thick. Thanks for asking
Question: Would this work on a 6.6 Duramax or bigger
Answer: I'd suggest Medium to ensure a snug fit. Neoprene does stretch to conform overtime. Thank you for asking.

Product features

Get Going with Ease

This charger works for 6-volt and 12-volt batteries used in cars, boats, motorcycles, tractors, heavy-duty trucks and farming equipment. It features Intelligent Charge Technology and a digital display for more convenience and precise charging. With a 12-foot total reach, a 6-foot power cord, two 6-foot, 6-gauge output cables and heavy-duty, color coded clamps, this easy to use charger ensures a simple hookup.

Take Off with Power

This battery charger and engine starter is packed with 250 strong amps and 50 rapid-charge amps to fire up your engine quickly and get you on your way.

Charge Your Battery without Worry

This charger and engine starter is ready when you are, thanks to precise charging and monitoring technology. When charging is complete, Maintenance Mode switches on to prevent overcharging. This charger and engine starter is backed by a 3 year warranty.

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