Cooling Water Baths
Last Updated: April 1, 2025
Description
Cooling water baths are devices designed to maintain a stable, low-temperature environment for various scientific and industrial processes. They achieve this by circulating a cooling fluid, typically water, to absorb and dissipate heat from the materials or samples placed within the bath.
Working Principle
Cooling water baths operate on the principle of heat exchange, where a cooling fluid circulates through the system to absorb heat from the samples or materials placed in the bath. This fluid is then cooled, often using a refrigeration system or a heat exchanger, before being recirculated. The process ensures a consistent and controlled temperature environment, which is crucial for experiments and processes that require precise thermal conditions. The use of a closed-loop system can conserve water and improve efficiency by reusing the cooling fluid .
Applications
Cooling water baths are used in a variety of applications, including the separation of solvents from liquid samples, where precise temperature control is necessary to maintain experimental integrity . They are also employed in laboratories for cooling reactions and maintaining samples at low temperatures during analysis.
Advantages over other Water Baths
Cooling water baths offer several advantages over traditional water baths, particularly in applications requiring precise temperature control and conservation of resources. Closed-loop cooling systems, for example, are more efficient as they reuse the cooling fluid, reducing water consumption and associated costs . Additionally, they can provide more stable temperature control compared to systems that rely on larger reservoirs, which do not necessarily improve temperature stability .
Limitations
One limitation of cooling water baths is the initial cost associated with closed-loop systems, which can be higher than open-loop systems due to the need for additional components like heat exchangers and refrigeration units . Additionally, the complexity of these systems may require more maintenance and technical expertise to ensure proper operation.
Considerations
When selecting a cooling water bath, several factors should be considered. Initial costs can vary significantly depending on the type of system chosen, with closed-loop systems generally being more expensive upfront but offering long-term savings through water conservation . Operating expenses can also be influenced by the efficiency of the cooling system and the cost of electricity. Durability and maintenance are important considerations, as more complex systems may require regular servicing to maintain performance. Accuracy in temperature control is crucial for many applications, so selecting a system with reliable sensors and controllers is essential .
from Cole-Parmer
bull; Up to 10% greater cooling capacity than comparable models. • High reliability. • Easy to operate and install. These reliable, easy-to-use chillers are optimized for the most demanding applications. They feature a robust refrigeration system designed for continuous use in a variety... [See More]
- Temperature Control: Cooling
- Frequency Range: 60
- Configuration: Bath; Controlled Bath
- Volume: 7.2
from AMETEK Brookfield
The compact TC-150 is a circulating heating bath for use with water-jacketed Brookfield accessories. Also accommodates 600 mL beaker. Why control temperature for viscosity measurement? Detecting changes in your sample's properties is valuable information for predicting your product's performance. [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -20 to 150
- Configuration: Controlled Bath
- Temperautre Stability: 0.0100
from Isotech North America
Deep Immersion Calibration Baths Available in Three Ranges Covering -80 °C to 300 °C. Stability of ±0.007 °C. Deep immersion depth (470mm or 18.5 ”) with low filling costs. Capable of calibrating liquid in glass thermometers, no level adapters required. Variable Speed... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: 40 to 300
- Configuration: Controlled Bath
- Temperautre Stability: 0.0126
from Sigma-Aldrich
E models ED-5, AC input 115 V, has adjustable high temperature cut-off [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: 20 to 100
- Configuration: Controller; Controlled Bath
- Temperautre Stability: 0.0540
from BEING Scientific Inc.
Performance and Features. PID temperature controller. CFC-free R404A refrigerant and a double service valve to prevent leakage. Programmable function with 7 progs and 9 steps in total. Convenience. Bright LCD display with a quickly adjustable dial knob. (0.1 ℃ resolution). Easy to set dual... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -20 to 150
- Configuration: Controlled Bath
- Temperautre Stability: 0.1800
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
Thermo Scientific ™ AC150 is ideal when applications require greater pumping performance, ramp programming, application alarms and temperature ranges from −50 ° to +150 °C. Features include an enhanced digital display and easy –to –use touchpad settings, allowing you... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -50 to 150
- Configuration: Controller
- Temperautre Stability: 0.0180
from CANNON Instrument Company
CT-1000 series constant temperature bath accommodates viscometer tubes requiring a bath depth up to 12" and provides reliable temperature control from 20 °C to 150 °C. The unit accommodates up to 7 simultaneous viscosity determinations. Common Applications. Formulated oil analysis. Hydraulic... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: 20 to 100
- Configuration: Controlled Bath
- Temperature Accuracy: 0.0100
from Cole-Parmer
bull; Innovative â € œheadless â € design creates more space for more samples while maintaining a small footprint. • Removal of control head and coil creates a larger, safer, and easy-to-clean working area. • Energy efficient â € ”plus it... [See More]
- Temperature Control: Cooling
- Frequency Range: 50 to 60
- Configuration: Controlled Bath
- Volume: 7
from AMETEK Brookfield
Why control temperature for viscosity measurement? Detecting changes in your sample's properties is valuable information for predicting your product's performance. Temperature control during viscosity measurement helps ensure accurate test results. The addition of a bath is a smart investment and... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -20 to 150
- Configuration: Controlled Bath
- Temperautre Stability: 0.0180
from Isotech North America
The 915 is, no question, the finest stirred liquid parallel tube bath produced. Typical uncertainties of measurement are less than ±0.0005 °C over the complete temperature range of -65 °C to +300 °C. The Isotech Parallel Tube Liquid Bath is a development of the previous 815 model... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -65 to 300
- Configuration: Controlled Bath
- Temperature Accuracy: 5.00E-4
from BEING Scientific Inc.
Performance and Features. PID temperature controller. CFC-free R404A refrigerant and a double service valve to prevent leakage. Programmable function with 7 progs and 9 steps in total. Convenience. Bright LCD display with a quickly adjustable dial knob. (0.1 ℃ resolution). Easy to set dual... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -20 to 150
- Configuration: Controlled Bath
- Temperautre Stability: 0.1800
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
Thermo Scientific ™ A10 refrigerated bath circulators provide efficient cooling for open and closed applications, with temperatures ranging from −10 ° to +100 °C and maximum bath volume of 6 liters. Powerful bath circulators with a stainless-steel reservoir can be configured with... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -10 to 100
- Configuration: Controlled Bath
- Temperautre Stability: 0.0180 to 0.0360
from CANNON Instrument Company
For Kinematic Viscosity from 20 °C to 150 °C. ASTM D445/D446, ISO 3104/3105. The microprocessor-controlled CT-2000 series constant temperature bath accommodates viscometer tubes requiring a bath depth up to 12" and provides reliable temperature control from 10 °C to 150 °C. The unit... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: 20 to 100
- Configuration: Controlled Bath
- Temperature Accuracy: 0.0100
from Cole-Parmer
bull; Extended temperature range chillers provide precise temperature control for critical application needs. • Translucent reservoir lets you check liquid level and fluid condition at a glance. • Digital display resolution can be set to 1 <deg >C or 0.1 <deg >C on the... [See More]
- Temperature Control: Cooling
- Frequency Range: 60
- Configuration: Bath
- Volume: 1.8
from AMETEK Brookfield
The Model TC-351 Cooler is used in tandem with Brookfield Model TC-150 and TC-250 Circulating Baths to provide increased cooling capability. FEATURES & BENEFITS. Eliminates tap water requirements on non-refrigerated baths. Increases lower range of most baths to -20 °C [See More]
- Temperature Control: Cooling
- Termperature Range: -20 to ?
- Configuration: Controlled Bath
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
The Thermo Scientific ™ A10B refrigerated bath features a large work area, enabling high throughput and workflow efficiency, with temperatures ranging from -10° to +100°C and maximum bath volume of 30 liters. Configure your refrigerated bath with a Thermo Scientific STANDARD or ADVANCED... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -10 to 100
- Configuration: Controlled Bath
- Power: 250
from CANNON Instrument Company
For Kinematic Viscosity from 20 °C to 100 °C. ASTM D445/D446, ISO 3104/3105. The CT-500 series constant temperature bath accommodates viscometer tubes requiring a bath depth up to 12" and provides reliable temperature control from 20 °C to 100 °C . The unit accommodates up to 7... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: 20 to 100
- Configuration: Controlled Bath
- Temperature Accuracy: 0.0100
from Cole-Parmer
bull; Handle process temperatures from -10 to 40 <deg >C <emdash >ideal for many routine process cooling needs. • Temperature and pressure/flow readouts. • Quiet operation, simple maintenance. • High and low temperature alarms. • Sealable reservoir. These affordable... [See More]
- Temperature Control: Cooling
- Frequency Range: 50
- Configuration: Controlled Bath
- Volume: 4.2
from AMETEK Brookfield
Detecting changes in your sample's properties is valuable information for predicting your product's performance. Temperature control during viscosity measurement helps insure accurate test results. The addition of a Brookfield Circulating Bath is a smart investment. Why control temperature for... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -20 to 200
- Configuration: Controlled Bath
- Temperautre Stability: 0.0180
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
ARCTIC A24B Refrigerated Circulators. Thermo Scientific ™ A24B refrigerated bath features a large work area, enabling high throughput and workflow efficiency, with temperatures ranging from -24 ° to +200 °C and maximum bath volume of 27 liters. Configure your refrigerated bath with a... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -24 to 200
- Configuration: Controlled Bath
- Pumping Capacity: 17 to 24
from CANNON Instrument Company
For Kinematic Viscosity from 10 °C to 100 °C. ASTM D445/D446, ISO 3104/3105. The CT-600 series constant temperature bath, with its external thermoelectric cooler, accommodates viscometer tubes requiring a bath depth up to 12" and provides reliable temperature control from 10 °C to 100... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: 10 to 100
- Configuration: Controlled Bath
- Temperature Accuracy: 0.0100
from Cole-Parmer
bull; Thermoelectric technology offers higher stability than traditional chillers that use compressors and refrigerant. • Powerful but compact â € ”50% smaller and lighter than comparable compressor-driven models. • Core technology has no mechanical moving parts to break... [See More]
- Temperature Control: Cooling
- Frequency Range: 50 to 60
- Configuration: Bath
- Operating Temperature: 23 to 113
from AMETEK Brookfield
Detecting changes in your sample's properties is valuable information for predicting your product's performance. Temperature control during viscosity measurement helps insure accurate test results. The addition of a Brookfield Circulating Bath is a smart investment. Why control temperature for... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -20 to 200
- Configuration: Controlled Bath
- Temperautre Stability: 0.0180
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
The Thermo Scientific ™ A25 refrigerated bath circulator provides efficient cooling for open and closed applications, with temperatures ranging from −25 ° to +200 °C and maximum bath volume of 12 liters. Powerful bath circulators with a stainless-steel reservoir can be configured... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -25 to 100
- Configuration: Controlled Bath
- Power: 500
from CANNON Instrument Company
For Kinematic Viscosity from −30 °C to +10 °C. ASTM D445/D446, ISO 3104/3105. The TE-1500 series constant temperature bath, with integrated thermoelectric cooling, accommodates viscometer tubes requiring a bath depth up to 12" and provides reliable temperature control from −30... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -30 to 10
- Configuration: Controlled Bath
- Power: 1000
from Cole-Parmer
bull; Powerful refrigeration system provides excellent cooling capacity across range of operating temperatures. • Two-speed pump with up to 21 L/min flow. • User-friendly interface available in three languages: English, French, German. <div class="cp-accordion" > <h3 >These... [See More]
- Temperature Control: Heating; Cooling
- Frequency Range: 50
- Configuration: Controlled Bath
- Volume: 15
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
The Thermo Scientific ™ A28F refrigerated bath circulator provides efficient cooling for open and closed applications, with temperatures ranging from −28 ° to +200 °C and maximum bath volume of 10 liters. Powerful bath circulators with a stainless-steel reservoir can be... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -28 to 100
- Configuration: Controlled Bath
- Power: 320
from CANNON Instrument Company
For Kinematic Viscosity from −30 °C to +30 °C. ASTM D445/D446, ISO 3104/3105. The microprocessor-controlled TE-3000 series constant temperature bath, with integrated thermoelectric cooling, accommodates viscometer tubes requiring a bath depth up to 12" and provides reliable temperature... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -30 to 30
- Configuration: Controlled Bath
- Power: 1000
from Cole-Parmer
bull; Ideal for applications where cooling fluid temperature is higher than ambient temperature. This air-cooled recirculator is an economical alternative to chillers with mechanical refrigeration. A positive displacement pump circulates fluid to your equipment, into a reservoir, and then through a... [See More]
- Temperature Control: Cooling
- Frequency Range: 60
- Configuration: Controlled Bath
- Volume: 4.2
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
ARCTIC A40 Refrigerated Circulator. The Thermo Scientific ™ A40 refrigerated bath circulator provides efficient cooling for open and closed applications, with temperatures ranging from -40 ° to +200 °C and maximum bath volume of 12 liters. Powerful bath circulators with a... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -40 to 200
- Configuration: Controlled Bath
- Power: 800
from Cole-Parmer
bull; Full-range cooling for quick ramp up and cool-down <emdash >saves valuable time. • Robust cooling and heating from -10 to 80 <deg >C. • Compact design maximizes bench space and provides quick temperature changes. • Internal tank design minimizes fluid evaporation. [See More]
- Temperature Control: Cooling
- Frequency Range: 60
- Configuration: Controlled Bath
- Volume: 2.8
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
Thermo Scientific ™ A5B refrigerated baths feature a large work area, enabling high throughput and workflow efficiency, with temperatures ranging from -5° to +100°C and maximum bath volume of 20 liters. Configure your refrigerated bath with a Thermo Scientific STANDARD or ADVANCED controller... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -5 to 100
- Configuration: Controlled Bath
- Power: 200
from Cole-Parmer
bull; Point-of-use temperature control for diodes lasers, CCD cameras, and laboratory instrumentation. • Precise digital PID temperature control from 0 to 45 <deg >C. • Direct keypad or optional USB interface control. • Smaller footprint than comparable air-cooled recirculating... [See More]
- Temperature Control: Cooling
- Volume: 0.0750
- Configuration: Controlled Bath
- Operating Temperature: 32 to 113
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
A simple solution for direct cooling of small samples. Thermo Scientific ™ EK Immersion Coolers offer wide temperature ranges and integrated control. They can be used with open-bath circulators to provide the easiest way to cool small samples. A reliable and flexible alternative to tap water... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -45 to 150
- Configuration: Controller
- Temperature Accuracy: 0.1000
from Cole-Parmer
bull; Energy-efficient point-of-use temperature control for diode lasers, CCD cameras, and lab instrumentation. • Precise digital PID temperature control from 5 to 45 <deg >C. • Direct keypad or USB interface control. • Small footprint with 380 watts of cooling capacity. The... [See More]
- Temperature Control: Cooling
- Volume: 1
- Frequency Range: 50 to 60
- Operating Temperature: 41 to 113
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
The Thermo Scientific ™ GLACIER Series G50 Ultra-Low Refrigerated Circulators are cost effective and offer extreme temperature performance. These circulators deliver high heating and cooling capacities for rapid heat-up and cool-down times. Fitted with adjustable castors, drainport and... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -50 to 200
- Configuration: Controlled Bath
- Power: 900
from Cole-Parmer
bull; Point-of-use temperature control for diodes lasers, CCD cameras, and laboratory instrumentation. • Precise digital PID temperature control from 0 to 45 <deg >C. • Direct keypad or optional USB interface control. • Smaller footprint than comparable air-cooled recirculating... [See More]
- Temperature Control: Cooling
- Volume: 0.8000
- Configuration: Controlled Bath
- Operating Temperature: 32 to 113
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
Thermo Scientific ™ PC200 Immersion Circulators are ideal for applications that require sophisticated control, multiple ramp programming and extreme temperature performance ranging from −50 ° to +200 °C. Features include an enhanced digital display and easy –to –use... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -50 to 200
- Configuration: Controller
- Temperautre Stability: 0.0180
from Cole-Parmer
LCB-12 Calibration Bath (less controller) w/drain tap, cooling coil & lid Working area (l x w x d) 5.6 in x 6 in x 12 in [See More]
- Temperature Control: Cooling
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
Thermo Scientific ™ PC201 Immersion Circulators feature a 3.0Kw heater for faster time to temperature, an all stainless steel pump with ceramic rotors and offer extreme temperature performance ranging from −50 ° to +300 °C. Features include an enhanced digital display and easy... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -50 to 300
- Configuration: Controller
- Temperautre Stability: 0.0180
from Cole-Parmer
Flow Cooler [See More]
- Temperature Control: Cooling
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
Thermo Scientific ™ SC100 is one of the basic models in the new generation of superior quality thermostats that maintain temperature from −28 ° to +100 °C. Features include an enhanced digital display and easy –to –use touchpad settings, allowing you to easily tune... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: 13 to 100
- Configuration: Controller
- Temperautre Stability: 0.0360
from Cole-Parmer
bull; Precise and reproducible temperature control results for closed-loop applications. • Environmentally friendly temperature control units use natural refrigerants. • Electronic, user-adjustable overtemperature protection and optical low-level sensor. • Intuitive Pilot ONE... [See More]
- Temperature Control: Heating; Cooling
- Frequency Range: 60
- Configuration: Controlled Bath
- Volume: 3
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
Maintain temperature from −28 ° to +150 °C, with Thermo Scientific ™ SC150 Immersion Circulators. This basic model in the new generation of superior quality thermostats features an enhanced digital display and easy –to –use touchpad settings. Easily tune the... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: 13 to 150
- Configuration: Controller
- Temperautre Stability: 0.0360
from Cole-Parmer
bull; Super-compact size fits easily on any benchtop <emdash >even inside fume hoods!. • Three-key operation for fast and easy programming. • LED display and indicators show set point or actual temperature, plus pump, cooling and heating status. • R290 natural refrigerant is... [See More]
- Temperature Control: Cooling
- Frequency Range: 60
- Configuration: Controlled Bath
- Volume: 1.4
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
Maintain temperature from −28 ° to +150 °C, while increasing immersion depth to accomodate larger or deeper baths. The Thermo Scientific ™ SC150L Immersion Circulator, one of the basic models in the new generation of superior quality thermostats, features an enhanced digital... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: 13 to 150
- Configuration: Controller
- Temperautre Stability: 0.0360
from Cole-Parmer
bull; Atmospherically sealed thermostat can be set above or below the level of the application. • Environmentally friendly temperature control units utilize natural refrigerants. • Electronic, user-adjustable overtemperature protection and optical low-level sensor. • Intuitive Pilot... [See More]
- Temperature Control: Heating; Cooling
- Frequency Range: 60
- Configuration: Controlled Bath
- Volume: 2.4
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
Thermo Scientific ™ Ultra-Low Temperature Circulators meet a variety of application needs. The ULT baths are designed primarily to circulate to external closed loop applications. Featuring ultra-low temperatures down to −80 °C or −90 °C, the ULTs have digital displays for... [See More]
- Temperature Control: Heating; Cooling
- Termperature Range: -80 to 10
- Configuration: Controlled Bath
- Temperautre Stability: 0.0540
from Thermo Fisher Scientific - Thermo Scientific Baths, Circulators & Chillers
Increase the number of samples that can be controlled with the Thermo Scientific ™ VersaCool ™ Refrigerated Circulating Bath. Featuring a new “headless ” design, VersaCool is suitable for use as a recirculating refrigerated bath or heated circulator to circulate fluid from... [See More]
- Temperature Control: Cooling
- Termperature Range: -20 to 150
- Configuration: Controlled Bath
- Power: 425