Refurbished Thermo Neslab Thermoflex 2500 Chiller Recirculator. (Available Bom: 121123010000008) Set Point Temperature Range: +5°C to +40°C. The Thermo Scientific Neslab ThermoFlex 2500 recirculating chillers are designed to provide a continuous supply of fluid at a constant temperature and volume. This unit is air-cooled only and also offers a refrigeration system, heat exchanger, recirculating pump, polyethylene reservoir, and a microprocessor controller.  Please contact us for complete Thermo Thermoflex chiller details.