Circulating Thermostats
Circulating thermostats for all of your lab's research needs are offered at Avantor. Closed circulator systems reduce water consumption, offering a green option with economic benefits. Cooling models offer shortened cool down times and compact design. Open circulator systems, such as heated or refrigerated circulating baths, feature precise temperature control in your choice of size. Immersion circulators afford the flexibility to create a bath in a vessel of your choice. Open bath models are also available.
Dynamic Temperature Control System, Unistat 705
Supplier: HUBER
The Unistat range inspires with unique thermodynamic properties and a range of functions to meet the highest demands.
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Refrigerated Circulators, ARCTIC
Supplier: THERMO ELECTRON LED
CFC-free refrigerated bath circulators provide cooling for open and closed applications. These bath circulators with a stainless-steel reservoir can be configured with six different controller options, so the user can choose the right model for the application.
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Baths and circulators, stainless steel, SAHARA PPO S21P series
Supplier: THERMO ELECTRON LED
These heated bath circulators maintains the ambient temperature. The SAHARA series of heated bath circulators are available with a wide variety of work area dimensions to meet internal or external circulation requirements.
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Cole-Parmer® WBU-200 Series Liquid Calibration Baths
Supplier: Cole-Parmer
Compact and accurate water baths for external circulation or temperature calibration.
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Immersion coolers, with natural refrigerant, TC range
Supplier: HUBER
The TC range of immersion coolers are a flexible solution for a variety of cooling tasks. They are universally used for rapid cooling of fluids. Typical applications include counter-cooling for heat circulation thermostats or replacing cooling by dry ice, they are also an environmentally friendly alternative to mains water cooling. The TC immersion coolers are suitable for unsupervised use, for cooling tasks which require continuous cooling or as a variant with temperature control and a PT100 probe.
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Baths and circulators, polycarbonate
Supplier: HUBER
Heating circulation bath thermostats with polycarbonate or stainless steel baths, which are simple to use and are suitable for a variety of applications such as: sample temperature control, analysis, materials testing or checking food. The units offer high temperature stability and are fitted with over-temperature and low level protection suitable for Safety Class III/FL (DIN 12876) for use with flammable fluids. A powerful pressure/suction pump ensures optimum circulation and temperature homogenity in the bath and also allows temperature control of externally attached applications using a pump adapter (accessory). There is a range of accessories including inserts, variable adjustable platforms, bath covers, probes as well as hoses, temperature control fluids and various adapters.
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Baths and circulators, stainless steel
Supplier: HUBER
Circulating bath thermostats with baths made from stainless steel are simple to use and suitable for many applications such as: sample temperature control, analysis, material testing or checking food. The units offer high temperature stability and are fitted with over-temperature and low level protection suitable for use with flammable fluids. A powerful pressure/suction pump ensures optimum circulation and temperature homogenity in the bath and also allows temperature control of external applications using a pump adapter (accessory). There is a range of optional accessories including inserts, variable adjustable platforms, bath covers, probes as well as tubing, temperature-control fluids and various adapters, please see www.vwr.com for details.
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Cole-Parmer® IC-300 Series Digital Immersion Circulators
Supplier: Cole-Parmer
Accurate PID temperature control.
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Compatible control refrigerated circulators
Supplier: HUBER
These compact refrigerated circulators with insulated refrigeration baths are ideal for direct temperature control from −90 up to +200 °C. The low bath volume and high heating and cooling capacity means short heating and cooling rates, which can be increased by using the optional displacement inserts. Optional calibration inserts enable circulators to be used as calibration baths.
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Immersion thermostats, KISS E
Supplier: HUBER
Immersion thermostats are suitable for controlling the temperature of any bath, includes screw clamp allows the thermostats to be easily mounted on any vessels. All models are fitted with a powerful pressure/suction pump. Temperatures down to −30 °C can be achieved in combination with a refrigerated bath. A pump adapter for external temperature control and cooling coils for a cooling water connection are available as optional accessories.
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Cooling circulators, with natural refrigerant
Supplier: HUBER
These circulators, with insulated refrigeration baths, are designed for direct temperature control from −30 up to +200 °C.
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Immersion circulator, Clifton NE4-T
Supplier: NICKEL ELECTRO
Durable stainless steel construction, painted surfaces are powder painted with tough anti-bacterial finish with good chemical resistance. Easy to use analogue controls that wipe clean and have an anti-bacterial finish. Immersed components are corrosion resistant. Quiet running in use and providing good water temperature stability. Indication of heating and low liquid levels.
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Immersion cooling circulator, with natural refrigerant, Variostat
Supplier: HUBER
The Variostat can control the temperature of any size bath from −30 to 150 °C. The special construction gives the user flexibility in a number of different applications. With the infinitely controllable VPC pressure or suction pump, circulation in the respective bath sizes can be adapted for optimum results. Furthermore, the pump pressure for external applications can be set and controlled using the menu control with an optional pressure sensor. Insulated bath vessels are available in stainless steel as an accessory in three standard sizes or can be custom made with any desired dimensions.
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Circulating cooling thermostats, Minichiller and Unichillers
Supplier: HUBER
Many applications depend on a reliable source of cooling. Circulating chillers in the Unichiller® range offer an ideal solution for environmentally friendly and economical cooling in laboratory and industry. There are over 50 air- and water-cooled models to choose from, with cooling powers from 0,3 to 50 kW. Efficient energy management ensures low operating costs and reduced usage of valuable fresh water. Huber circulating chillers are a resource saving solution which give a quick return on investment.
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Baths and circulators, with KISS® controller
Supplier: HUBER
Heating circulation bath thermostats with either polycarbonate or stainless steel baths, which are simple to use and are suitable for a variety of applications such as: Sample temperature control, analysis, materials testing or checking food. The units offer high temperature stability and are fitted with over-temperature and low level protection suitable for Safety Class III/FL (DIN 12876) for use with flammable fluids. A powerful pressure/suction pump ensures optimum circulation and temperature homogenity in the bath and also allows temperature control of externally attached applications using a pump adapter (accessory).
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Circulating chillers, Unichillers® P series
Supplier: HUBER
Unichillers® offer increased efficiency, stable pressure and delivery performance with a constant cooling water temperature compared to traditional tap water cooling.



