Lab Unlimited UK

The Carl Stuart Group was founded in 1984 by Stuart and Gillian Smith. From a small beginning our business has grown to encompass many services and products, covering different market sectors and geographical regions. The focus of our business, however, remains the same. We are a customer orientated company and strive to meet and exceed your expectations in everything we do.

As our portfolio grew we decided to present and promote our product and technical service offerings under distinct brands.  The Laboratory instrumentation, consumables and technical & integration services are promoted under Lab Unlimited.

The Lab Unlimited product portfolio offers laboratory/analytical products from more than four hundred leading manufacturers. A substantial part of this offering is published on this very site. We also produce a printed catalogue that can be requested by emailing us.

Does Your Temperature Control Application Need More Power?

Does Your Temperature Control Application Need More Power?


The JULABO CORIO™ circulators have been developed with pioneering technologies to satisfy the demands of research and industrial laboratories around the world.


Intelligently designed to the core, the CORIO™ models stand out from the crowd due to their sleek modern design, easy and time-saving operation with user-friendly access to all relevant functions.


As JULABO understands that circulators play an important role in the daily work of many labs, all models meet the highest standards in terms of precision, reliability, and functionality.

The new CP models add to the CORIO™ family more powerful refrigerated circulatorsheating immersion circulators and heating circulators.

The extended temperature range of -50°C to +200°C and a higher pump capacity of 27 l/min or 0.7 bar make the CORIO CP the ideal partner for the safe temperature control of simple external applications.

In addition to these features, the CORIO CP offers 3-point Absolute Temperature Calibration (ATC3) and guarantees the reliable compensation of temperature deviations even when used in larger baths. The CORIO CP can also be integrated into complex process structures thanks to the RS232 interface.


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Other Features complete the intelligent product design:

  • Integrated timer
  • Bright, easy-to-read display
  • Controls and safety functions are operated from the front
  • Mains switch on the top of the circulator switches the circulator and refrigeration unit on and off simultaneously

JULABO also offer a comprehensive range of accessories that enables the flexible adaptation of the models to the individual requirements of a wide variety of applications.


What’s Available?


Refrigerated Circulators

The refrigerated circulators of the new CORIO CP series are perfect for all standard tasks and routine work in your laboratory, offering great reliability and robustness.

With a temperature range of -50°C up to +200°C and optimised design of cooling coil, the models offer more space in the bath with an enlarged filling volume and guarantee short heat-up and cool-down times.


See the CORIO™ Refrigerated Circulator models available.


Heating Immersion Circulators

For working temperatures from +20°C to +200°C. Complete with a universal bath attachment clamp for custom containers, this model is suitable for precise, internal standard temperature control tasks. Also, the CP Immersion Circulator can be equipped with an optional pump set for temperature control of external applications.


See the CORIO™ Heating Immersion Circulators models available.


Heating Circulators


The CORIO CP Heating Circulators feature professional technology for demanding applications. These units facilitate internal temperature control in the bath tank or control of externally connected applications. For working temperatures from +20°C to +200°C.

The new CP range is a great addition to the CORIO™ series. It reiterates the temperature control precision already provided by the CORIO™, and adds more power to your application, elevating this series to another level.

See the CORIO™ Heating Circulators models available.


Want to Know More?

Should you like to get a quote, book a demo or learn more about the new CORIO CP range, please contact our Sales Team.

Also, be sure to download the Corio™ Brochure and check out our website to see the full CORIO™ range available.


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