Water Bath

Refrigerated Circulating Baths – All you need to know

The Grant Optima™ LTC2 Kit includes TC120 heating circulator and R2 tank/refrigeration unit:


TC120-R2 Refrigerated Water Bath
TC120-R2 Refrigerated Water Bath


  • 5 litre tank with drain tap
  • cooling power 140W @ 0°C
  • temperature range -20 to 100°C

The Grant Optima™ TC120 R series of refrigerated circulating baths with digital control provides excellent value for money for more demanding applications requiring accurate heating and cooling in the range of -20 to 100°C.
The TC120 heating circulator incorporates Intelligent Control Optimisation (ICO)™ for adaptive intelligent PID temperature control and includes a powerful integral pump, making TC120 series refrigerated systems suitable both for immersing samples and circulating temperature controlled fluid to external devices. It includes a convenient timer function for reaction timing and a variable high temperature alarm setting. The temperature range and heater power are automatically limited according to the liquid type selected.

  • Simple-to-use rotor dial and two function keys provide access to the interactive interface for fast, accurate set-up
  • Clear 4-digit display for instant reassurance – easy to read from a distance
  • Visual and audible alarm – alert you when your attention is required
  • Operating setpoint plus 3 adjustable preset temperatures for convenience
  • User calibration facility for optimum accuracy at the required operating temperature
  • Powerful integral pump – maximum flow rate 16L/min
  • Cooling/heating range: -20 to 100°C
  • Stability ± 0.1°C

Note: The refrigeration unit can be switched off indepedendently of the circulator to allow heating only applications. All the refrigeration base units can be used up to a maximum temperature of 100°C.

Offers are now available on the complete range of circulating baths using the offer code GRANT311013, which entitles you to 10% off.

Click here for the complete range of circulating refrigerated baths