9 best lab circulating baths
Lab circulating baths are essential pieces of equipment used in laboratory settings, particularly in scientific and industrial research and testing laboratories. These baths are designed to precisely control and maintain the temperature of liquids or samples within a consistent and stable range. Here are some key points about lab circulating baths:
Temperature Control: Lab circulating baths are primarily used for heating or cooling samples to specific temperatures. They feature a temperature control system that allows users to set and maintain the desired temperature with a high degree of accuracy.
Applications: These baths are employed in a wide range of applications, including chemical synthesis, molecular biology, microbiology, material testing, and more.They are especially valuable when precise temperature control is critical for experiments and processes.
Immersion Circulators: Some lab circulating baths use immersion circulators, which are heating or cooling elements submerged in the liquid or bath fluid. These circulators help distribute heat or cold uniformly throughout the bath.
External Circulation: In more advanced systems, lab circulating baths may have external circulation capabilities. This means they can pump the temperature-controlled fluid through an external apparatus, such as a reactor or jacketed vessel, to maintain a consistent temperature within that vessel.
Versatility: Lab circulating baths can accommodate a variety of container sizes and shapes, making them suitable for different types of laboratory glassware, sample containers, and reaction vessels.
Safety Features: Many lab circulating baths are equipped with safety features like over-temperature protection, low liquid level detection, and alarms to ensure the safety of both the samples and the equipment.
Digital Controls: Modern lab circulating baths often come with digital displays and controls, allowing users to set and monitor temperature parameters with precision. This digital control enhances reproducibility and accuracy.
Temperature Range: The temperature range of lab circulating baths can vary widely, from sub-zero temperatures (for cooling applications) to high temperatures, depending on the specific model and intended use.
Fluid Compatibility: It's crucial to select a circulating bath that is compatible with the type of bath fluid or coolant needed for your application. Different baths may be designed for use with water, oil, glycol, or other specialized fluids.
Maintenance: Regular maintenance and cleaning are essential to ensure the longevity and accuracy of lab circulating baths. This includes cleaning the bath fluid, inspecting circulation pumps, and calibrating temperature controls.
Lab circulating baths are valuable tools for maintaining precise temperature conditions in various laboratory experiments and processes. Researchers and scientists rely on them to achieve consistent and reproducible results in a wide range of scientific disciplines.
Below you can find our editor's choice of the best lab circulating baths on the marketProduct description
7 Liter Refrigerated Circulating Water Bath, MX Controller, Temperature Range: -20° to 135°C, 120V/60Hz - Made in USA.
- Large, universal icon and English display
- DuraTop insulating, chemical-resistant top deck
- WhisperKool Environmental Control System
- Cool Command modulated refrigeration system
- Single-point calibration capability
User questions & answers
Question: | Can i keep at 5 C all the time |
Answer: | Dear Customer Service, Yes, you would be able to run this unit at 5c for extended periods of time as long as you are using the correct fluids and have an ideal ambient room temperature. If you have any further questions concerning your unit you may contact our expert support team at [email protected] for further assist. Best Regards, Annalisa Sanchez Customer Service | PolyScience [email protected] Tel: +1(847) 647-0611 ext. 1224 www.polyscience.com |
Question: | Any warranty |
Answer: | The standard PolyScience warranty is twenty-four (24) months after delivery of the product. In the event of replacement, the replacement unit will be warranted for the remainder of the original warranty period or ninety (90) days, whichever is longer. |
Product description
The stainless steel TW-2.02 and the plastic TW-2.03 are both convenient and reliable 8.5 liter baths that consistently deliver outstanding results in the lab.
- Precise and user-friendly temperature control in the bath
- Automatic water level detection system
- Variable water circulation speed
- External water circulation pump to accurately heat outer items
- Thorough water mixing to maintain consistent temperature
Product features
ELMI Circulating Water Bath
The plastic TW-2.03 convenient and reliable 8.5 liter bath that consistently deliver outstanding results in the lab.
Features
- Precise and user-friendly temperature control in the bath.
- Automatic water level detection system.
- Variable water circulation speed.
- External water circulation pump to accurately heat other items.
- Thorough water mixing to maintain consistent temperature.
- Slim, simplified design for quick and easy disassembling and cleaning.
Precise and User-Friendly
Slim and simplified design.
Product description
7 Liter Heated Circulating Water Bath, MX Controller, Max Temperature: 135°C, 120V/60Hz - Made in USA.
- Large, universal icon and English display
- DuraTop insulating, chemical-resistant top deck
- Integral tap water cooling coil
- Single-point calibration capability
- DIN 12876-1 Class I (for use with non-flammable liquids)
Product description
- Heated open circulating bath with single-speed pump has a temperature range of ambient +10 to 135 degrees C for immersing samples, warming applications, or circulating fluid to external devices
- Digital temperature controller with 3.25" LCD screen for temperature control and process monitoring
- Stainless-steel 6L tank has a drain for ease of emptying
- Controller bridge lifts off tank for ease of cleaning
- Includes bath lid to help maintain temperature stability
User questions & answers
Question: | what refrigerant is used |
Answer: | This model is a heater only so there is no refrigeration |
Question: | what should i buy to pump circulating fluid to external devices? I am trying to pump it into a 1L jacketed glass reactor |
Answer: | This is the wrong model for external circulation. You'll need the MX07H-135-A11B. We have a floor model in stock that we could sell at a discounted rate if you'd like |
Question: | Where is this item shipping from |
Answer: | There are multiple sellers for this item. Each will ship from a different location. We ship from Bristol PA |
- 1. The machine adopts microcomputer based temperature control. High accuracy of temperature control.
- 2. Intelligent digital system can correct the deviation of the temperature measurement, which make the digital resolution 0.1℃.
- 3. The refrigeration system has over-heating and over-current multiple protective function.
- 4. The machine has intelligent instrument control, which easy to operate and of high temperature stability. It is also has alarm function when the temperature reach the upper and lower limitation.
- 5. Equipped with fully efficient anti-interference compressor.
Product features
Laboratory Chiller Circulator Chiller Lab Low Temperature Cooling Liquid Circulator Pump Chiller Lab Recirculating Chiller Water Bath
- Deep low temperature constant temperature water tank is widely used in petroleum, chemical industry, electronic instrument, physics, chemistry, bioengineering, medicine and health, life science, light industry food, physical property test and chemical analysis.
- It provides a field source with controlled heat and cold and uniform temperature for users to conduct constant temperature test or test on test samples or produced products.
- It can also be used as heat or cold source for direct heating or cooling and auxiliary heating or cooling.
304 Stainless Steel
- Working table and inner liner are made of 304 stainless steel, easy to clean and corrosion resistant.
- The machine body adopts electrostatic spraying process, which has good oxidation resistance and good electrical insulation.
Bath
- Stainless steel baffle is used in the constant temperature bath, so the temperature in the bath is more stable and even.
- The size of the opening in the groove is increased, and the operable space is increased.
Cooling System
- The cooling chiller circulation system consists of internal and external circulation.
- The circulating pump adds a cooling fan, which is more durable and prolongs the service life.
- The machine shell is added with integrated cooling holes.
Draining Valve
- The refrigerated water chiller adopts an Invisible drain valve design, clean appearance, more convenient drain.
- It doesn't take up the space around the machine. It is made of pure copper and has a long service life.
Pt100 Temperature Sensor
- The heating tube of a recirculating chiller is made of SUS304 stainless steel, PT100 temperature sensor is more accurate.
- Temperature sensitive, provide the accuracy of temperature control.
Internal and External Double Circulation Mode
- The water inlet is connected with the water outlet to realize internal circulation.
- The second constant temperature field can be established by connecting equipment between water inlet and water outlet.
Product description
- Heated circulating bath with single-speed pump has a temperature range of ambient +10 to 135 degrees C for immersing samples, warming applications, or circulating fluid to external devices
- Digital temperature controller with 3.25" LCD screen for temperature control and process monitoring
- Stainless-steel 20L tank has a drain for ease of emptying
- Low liquid and high temperature cutoff set points for safety
- Includes bath lid to help maintain temperature stability
Product description
The LW Scientific 10 liter and 20 liter water baths create a constant temperature with an open reservoir and immersion circulator, ideal for heating temperature-sensitive samples. The stainless steel reservoir is seamless, eliminating the possibility of rust and leaks, and the rounded corners are easy to clean. The control unit achieves the desired temperature quickly and maintains a constant temperature to prevent sample overheating. Select desired setting with the touch-pad digital controller, and view the actual temperature on the red LED display. The compact design and stainless steel reservoir make this product a must for every lab.
- Package Dimensions: 63.5 cms (L) x 41.402 cms (W) x 23.114 cms (H)
- Product Type: Lab Supply
- Package Quantity: 1
- Country Of Origin: Taiwan
Product description
" SHEL LAB Circulating Water Baths are an excellent choice for research and quality control applications The SHEL LAB water baths remain an industry standard for precise control and quality of design. The operator is able to calibrate this bath using the touch pad controls. This is a convenient feature for facilities concerned with IQ/OQ/PQ validation. The SHEL LAB constant temperature digital water baths are perfect for conducting a host of applications including -bacteriological examinations, food processing/QC procedures and microbiology assays just to name a few. The stainless steel cover is included with the purchase of this model. The use of covers is suggested since they allow maximum temperature range and help maintain better temperature uniformity. 220V is available as well. They are highly accurate, easy-to-use, rugged and safe. The design specifically curtails element burnout and eliminates tank hot spots that are chronic challenges for other water baths. "
Product features
Laboratory Chiller Circulator Chiller Lab Low Temperature Cooling Liquid Circulator Pump Chiller Lab Recirculating Chiller Water Bath
- Deep low temperature constant temperature water tank is widely used in petroleum, chemical industry, electronic instrument, physics, chemistry, bioengineering, medicine and health, life science, light industry food, physical property test and chemical analysis.
- It provides a field source with controlled heat and cold and uniform temperature for users to conduct constant temperature test or test on test samples or produced products.
- It can also be used as heat or cold source for direct heating or cooling and auxiliary heating or cooling.
304 Stainless Steel
- Working table and inner liner are made of 304 stainless steel, easy to clean and corrosion resistant.
- The machine body adopts electrostatic spraying process, which has good oxidation resistance and good electrical insulation.
Bath
- Stainless steel baffle is used in the constant temperature bath, so the temperature in the bath is more stable and even.
- The size of the opening in the groove is increased, and the operable space is increased.
Cooling System
- The cooling chiller circulation system consists of internal and external circulation.
- The circulating pump adds a cooling fan, which is more durable and prolongs the service life.
- The machine shell is added with integrated cooling holes.
Draining Valve
- The refrigerated water chiller adopts an Invisible drain valve design, clean appearance, more convenient drain.
- It doesn't take up the space around the machine. It is made of pure copper and has a long service life.
Pt100 Temperature Sensor
- The heating tube of a recirculating chiller is made of SUS304 stainless steel, PT100 temperature sensor is more accurate.
- Temperature sensitive, provide the accuracy of temperature control.
Internal and External Double Circulation Mode
- The water inlet is connected with the water outlet to realize internal circulation.
- The second constant temperature field can be established by connecting equipment between water inlet and water outlet.
Product description
Quiet Proprietary patent-pending Whisper Cool technology reduces overall equipment noise, increases refrigeration efficiency, and lowers energy consumption. Easy to maintain Accessing the reservoir drain and removable air filter for maintenance is as simple as removing the circulator’s front panel. Advanced programmable models even remind you when it’s time for filter cleaning. Energy saving Cool Command technology carefully regulates the amount of cooling required, saving energy while delivering fast cool-downs and more precise control at elevated temperatures. Safe All models feature user-settable high-temperature safeties as well as redundant over-temperature protection and comply with RoHS, WEEE, IEC 61010-1, IEC 61010-2-010, IEC 61326-1, DIN 12876 and are CE and ETL certified. The DuraTop surface is cooler to the touch when operating at high temperatures. Intuitive Whether equipped with the entry-level controller or the most sophisticated, these baths are extremely easy to use. Clear navigational buttons and menu prompts guide you through setup, making operational and temperature set-point changes simple and precise. Intuitive Smart Touch display. 6 languages: French, German, Spanish, Chinese, Arabic, English. Variable speed pressure/suction pump with external circulation and temperature control capability. On-board connectivity: USB-A and B, RS232/485, Ethernet and external temperature probe. Event scheduling (time and date), real-time clock and temperature trends for up to 10 days. Selectable home screens and on-screen help. Special features, such as the ability to select time or temperature as the priority and preview the resulting temperature profile, eliminate the guesswork when creating time/temperature programs. Extensive communication capability enables you to easily check circulator status. From -40 - 200 degree C working temperature. +/- 0.01 degree C Temperature stability. 0.25 Bar pump pressure. 16.7 l/min pump flow. 12.2 l/min pump suction.
- Intuitive smart touch display
- Variable speed pressure/suction pump with external circulation and temperature control capability
- Complies with DIN 12876-1 Class III safety requirements for use with flammable liquids
- Automatic and/or user-adjustable performance optimization
- 5-point calibration capability
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