Open circulator systems to meet your research purposes are available at VWR. Select an immersion circulator to create a water bath in your own vessel, or purchase an open bath tank through VWR. Heated and refrigerated circulating bath systems are offered in a variety of sizes and feature precise temperature control with the ease of a touch screen. Circulating open bath systems are constructed of insulated stainless steel or polycarbonate resin. Appropriate accessories for most models can be purchased through VWR.
VWR®, Heating Circulators
Supplier: VWR Collection
Stainless steel circulating baths with choice of Advanced Programmable or Advanced Digital temperature controller. Both are easy to navigate with large, intuitive displays and multiple communication options including USB-A and B, RS232/485, Ethernet and external temperature probe. The reservoir drain can be accessed by removing the front panel. All models feature user-adjustable high temperature safety cut-off points as well as over-temperature protection. The DuraTop™ surface is cool to the touch even when operating at high temperatures.
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VWR® MX, Immersion Thermostat
Supplier: VWR Collection
The MX immersion thermostat is user friendly with three control buttons and on-screen prompts. The convenient slide control enables the flow rate to be easily adjusted, and it can clamp securely to straight or curved tank walls.
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CORIO™ CP Refrigerated/Heating Circulators
Supplier: JULABO GmbH
CORIO™ CP refrigerated/heating circulator combinations with stainless steel bath tanks for internal or external temperature applications from –50 to +200 °C.
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Baths and circulators, stainless steel, CORIO™ C-B and CD-B series
Supplier: JULABO GmbH
The powerful and robust CORIO™ laboratory circulators provide the exact temperature, absolute precision and a wide working temperature range. The CORIO™ C immersion circulator is the basic model, it is ideal for standard internal applications, the CD model is more advanced and can used for temperature control of external applications if required. The jet nozzle allows continuous adjustment of the pump stream in the bath. The stainless steel baths are durable and have an integrated drain tap (except B5). These open heating bath circulators are ideal for temperature control of samples, preparation of samples for serology and clinical chemistry, analysis, and material testing. The CD-B units are ideal for external temperature control applications in combination with measuring instruments, measuring cells, photometers, refractometers and polarimeters.
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Heating circulators, MAGIO™ MS and MX series
Supplier: JULABO GmbH
The MAGIO™ series of heating circulators operate with a working temperature range of 20 to +300 °C and heating capacity of up to 3 kW. With their powerful pressure/suction pump the MAGIO™ units are ideal for external temperature applications. An extensive range of accessories and excellent dynamics mean that the MAGIO™ circulators can be modularly and individually adapted to applications.
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Baths and circulators, polycarbonate, CORIO™ C-BT and CD-BT series
Supplier: JULABO GmbH
The powerful and robust CORIO™ laboratory circulators provide the exact temperature, absolute precision and a wide working temperature range. The CORIO™ C immersion circulator is the basic model, it is ideal for standard internal applications, the CORIO™ CD model is more advanced and can be used for temperature control of external applications if required. The jet nozzle allows continuous adjustment of the pump stream in the bath. The transparent polycarbonate baths are durable and enable the user to easily view items in the bath.
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Refrigerated/Heating Circulators, CORIO™ CP
Supplier: JULABO GmbH
CORIO refrigerated/heating circulators distinguish themselves with a great price performance ratio. They are ideal for all standard tasks and routine work in laboratories and industry.
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MAGIO™ MX Refrigerated/Heating Circulators with Natural Refrigerant
Supplier: JULABO GmbH
The MAGIO™ MX refrigerated/heating circulators operate with a working temperature range of −50 to +200 °C and heating capacity of 3 kW. With their powerful pressure/suction pump the MAGIO™ units are ideal for external temperature applications including reactors to 30 L. An extensive range of accessories is available.
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Refrigerated/heating circulators, DYNEO™ DD series
Supplier: JULABO GmbH
DYNEO™ DD refrigerated circulators are powerful cooling units suitable for internal or external applications between –50 and +200 °C. The circulators function precisely and reliably even at elevated ambient temperatures up to +40 °C. The multilingual 8,89 cm colour display and unique rotary knob allow straightforward and intuitive operation. Units have ergonomic handles and a built in drain tap for easy and safe drainage.
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Heating circulators, DYNEO™ DD
Supplier: JULABO GmbH
The DYNEO™ DD heating circulators are available in several bath combinations, with varying bath sizes. DYNEO is designed for internal as well as external applications. Operation and handling is easy using the large TFT colour display and the state of the art turn and push controller. The bath tanks are well insulated with a built-in coil for counter cooling. An integrated drain tap makes emptying the tank safe and clean.
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Refrigerated and heating circulators, MAGIO™ MS series
Supplier: JULABO GmbH
The MAGIO™ series of cooling and heating circulators operate with a working temperature range of –50 to +300 °C and heating capacity of up to 3 kW. With their powerful pressure/suction pump the MAGIO™ units are ideal for external temperature applications. An extensive range of accessories and excellent dynamics mean that the MAGIO™ circulators can be modularly and individually adapted to applications.
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Heating circulators, CORIO™ CD-BC series
Supplier: JULABO GmbH
The powerful and robust CORIO™ laboratory circulators provide the exact temperature, absolute precision, and a wide working temperature range. The CORIO™ CD model is an advanced unit with professional technology for demanding applications and can be used for temperature control of internal or external applications. The jet nozzle allows continuous adjustment of the pump stream in the system. The insulated stainless steel baths are durable and have an integrated drain tap. These heating circulators are optimised for external temperature applications in combination with jacketed reactors, distillation apparatus, mini-plant applications, photometers, refractometers and can also be used for internal temperature applications of samples and small objects.
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Refrigerated/heating circulators, CORIO™ CD series
Supplier: JULABO GmbH
These powerful and robust CORIO™ laboratory circulators provide the exact temperature, absolute precision and a wide working temperature range. The CORIO™ CD controller is an advanced unit with professional technology for demanding applications and can be used for temperature control of internal or external applications. The jet nozzle allows continuous adjustment of the pump stream in the system. The insulated stainless steel baths are durable and have an integrated drain tap. These heating/cooling circulators are ideal for temperature control of samples in a circulator bath or temperature control of an external application. For example: Measuring cells, refractometers, polarimeters, photometers, viscometers, fermenters, electrophoresis chambers, chromatography columns, rotary evaporators and rheometers.
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Immersion thermostats, MAGIO™ MS and MX
Supplier: JULABO GmbH
The MAGIO™ series of bridge mounted circulators operate with a working temperature range of −50 to +300 °C* and a heating capacity of up to 3 kW. With their powerful pressure/suction pump the MAGIO™ units are ideal for external temperature applications. An extensive range of accessories and excellent dynamics mean that the MAGIO™ immersion thermostats can be adapted to different tanks and applications.
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Immersion thermostats, CORIO™ C, CD and CP
Supplier: JULABO GmbH
The powerful and robust CORIO™ laboratory circulators provide the exact temperature, absolute precision, and a wide working temperature range. The CORIO™ C immersion thermostat is the basic model, it is ideal for standard internal applications, the CORIO™ CD/CP models are more advanced and can be equipped with an optional pump set for temperature control of external applications. The jet nozzle allows continuous adjustment of the pump stream in the bath. The bath attachment clamp enables either circulator to be mounted on virtually any bath (rectangular or round tanks).
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Immersion thermostats, DYNEO™ DD
Supplier: JULABO GmbH
The DYNEO™ DD immersion thermostats ensure high-performance in internal and external applications and have a wide range of modern data communication interfaces. Operation and handling is easy using the large TFT colour display and the state of the art turn and push controller.
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Temperature calibration baths
Supplier: JULABO GmbH
Calibration baths have been designed for applications in calibration laboratories such as ISO, DKD, NAMAS, UKAS and conform to the requirements according to DIN EN ISO 9001:2000. Units have a chamber at a constant temperature level and can be used for precise calibration of temperature sensors, measuring instruments, thermometers according to national and international standards. Refrigerated models are suitable for use at temperatures from −30 to +200 °C as well as use as calibration baths for temperatures from 50 to 300 °C. With the optional precision reference sensor it is possible to measure the reference temperature. Baths feature a PID cascade temperature control for highest internal and external temperature stability and an integrated programmer with 10 program steps.
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Heating circulators, HBC series
Supplier: IKA
The HBC circulating baths have a high-quality stainless steel bath, an extended temperature range for tempering fluids in open and covered water baths up to 200/250 °C. The LED/ graphic TFT Display illustrates all relevant process parameters. The large surface of the radiator allows for an optimum heat exchange and a smooth warming of the medium. Units feature push and turn buttons for intuitive menu navigation. All models conform to the highest safety classification III (FL) for use with flammable liquids according to DIN 12876. HBC immersion circulators ensure short heating up times and have a temperature stability of ±0,01 /0,02 K ( basic/control model). The units have an integrated cooling coil, adjustable safety circuit and a front drain valve for safe emptying. To drain the system, a separate valve helps to avoid direct contact with fluid.
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Calibration thermostats, ECO
Supplier: LAUDA
Calibration thermostatic bath with latest microprocessor technology and integrated cooling system. Working temperature range: −25 to 200 °C
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Heating thermostats with stainless steel bath, ECO series
Supplier: LAUDA
Baths/circulation thermostats with plain text menu navigation which are ideal for user friendly operation.
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Heating Thermostats with Stainless Steel Baths, Alpha
Supplier: LAUDA
The Alpha heating thermostats have an easy to use control console featuring three button operation and large, clear LED display, ensuring easy navigation through the menu. The thermostats are suitable for use with non flammable liquids (water, water/glycol mixtures). Units can provide both internal and external thermostating. Temperature stability of ±0,05 K gives precise heating and cooling suitable for a wide range of applications. Using an optional pump circulation set and a cooling coil, the heating thermostat can be expanded to create a fully fledged thermostating system.
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Heating thermostats with transparent baths, ECO
Supplier: LAUDA
ECO units with transparent plastic baths provide visibility in all cases where test samples need to be observed during thermostating. The thermostats with polycarbonate baths can be used in the temperature range of up to 100 °C. They have a filling volume of 5 up to 20 litres. The 15 litre (or larger) Silver and Gold baths accommodate up to three capillary viscometers. The Silver and Gold ET 6, ET 12 and ET 20 models are equipped with a cooling coil as standard. Bath/circulation thermostats have menu navigation in plain text for user friendly operation. Various interface modules are available as optional accessories.
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Calibration thermostats, RE and Proline range
Supplier: LAUDA
Calibration thermostats have been designed for applications in calibration laboratories such as ISO, DKD, NAMAS, UKAS and conform to the requirements according to DIN EN ISO 9001:2000. Units offer excellent temperature stability and distribution over a wide temperature range in the test chamber. They have a height adjustable usable space and a separate pre-chamber. All models have an RS232 interface. Connection for PT100 reference sensor except RE 212 J.
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Immersion thermostats, ECO
Supplier: LAUDA
Immersion thermostats with menu navigation in plain text for user friendly operation. Various interface modules are available as optional accessories. The ECO immersion thermostats can be used with baths from any manufacturer thanks to the screw clamp which is included as standard.
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Immersion thermostat, Alpha
Supplier: LAUDA
The Alpha immersion thermostat has an easy to use control console featuring 3-button operation and large, clear LED display, ensuring easy navigation through the menu. The thermostat is suitable for use with non flammable liquids (water, water/glycol mixtures). Units can provide both internal and external thermostating. Temperature stability of ±0,05 K gives precise heating and cooling suitable for a wide range of applications. Using an optional pump circulation set and a cooling coil, the immersion thermostat can be expanded to create a fully fledged thermostating system.
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Bridge thermostats, Proline
Supplier: LAUDA
Bridge thermostats with simple touch control and differing Varioflex pump performance. PB models have a pressure/suction pump. PBD models have a more powerful pressure pump with eight stages which can be adjusted to the appropriate capacity requirements up to 1,1 bar with pump flow (pressure) up to a maximum 32 L/min and are able to control the temperature of deeper baths, up to 320 mm. Units have telescopic rods for baths with a width of 310 to 550 mm, ergonomic handles and pump connections on the back and the sides.
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Refrigerated/heating circulating baths, ecocool™ series
Supplier: GRANT INSTRUMENTS
A range of eco-friendly, refrigerated/heating circulating baths with an intuitive user-interface and sleek design. Units offer significant running cost savings whilst delivering powerful cooling when needed. Choice of 2 models with temperature range of –25 to +150 °C (model dependent*). Ideal for applications in pharmaceutical, education, industrial and life science areas for use with mini pilot plant reactors, cooling rotary evaporators, replacing running tap water cooling, immersing small samples, photometry, chromatography systems, sample preparation, general cooling, reaction chemistry, temperature control, semi-conductor manufacturing, rheometry, refractometry and electrophoresis cooling.
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Immersion thermostats, advanced, Optima™ TX150 and TXF200
Supplier: GRANT INSTRUMENTS
The Optima™ range of advanced thermostats can be combined with plastic baths, premium stainless steel baths or refrigeration units. The TX150 and TXF200 thermostats feature a full colour QVGA TFT screen displaying actual and set temperature and clear status icons. The QVGA TFT screen, in combination with the easy to use dial and function keys, allows rapid navigation through the intuitive menu system. Both units have RS232 and USB interfaces and can be programmed via remote PC or laptop using Grant’s versatile Labwise™ software (optional). Additional features include countdown timer, adjustable over-temperature cut-out, visual, audible and programmable high and low temperature alarms. The TX150 has the capacity to store one program with 30 segments. The TXF200 can also be programmed via the user interface and can store up to 10 programs containing 100 segments. The programming interface includes set target temperature with a choice of time to target temperature or temperature ramp speed and an additional programmable relay for on/off control of ancillary equipment or refrigeration units.
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Immersion thermostats, general purpose, Optima™ T100 and TC120
Supplier: GRANT INSTRUMENTS
The Optima™ range of general purpose thermostats can be combined with plastic baths, premium stainless steel baths or refrigeration units. Digital microprocessor-controlled T100 and TC120 thermostats feature an easy to use rotary dial and two function keys for quick temperature setting and menu navigation. Units feature a bright, easy to view 4 digit display, 3 programmable temperature presets, low liquid protection, fixed over-temperature cut-out, visual alarm, countdown timer and user calibration facility for optimum accuracy.
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Refrigerated and heating circulators, CBC series
Supplier: IKA
The CBC 5 is a powerful refrigerated and heating circulator with strong heating and cooling power with an operating temperature range of −25 to +200 °C.