Cooling thermostats

-25...100 °C

The cooling technology of the cooling thermostats RA 8, RA 12 and RA 24 enables cooling performance through the entire temperature range of -25 up to 100 °C. Emptying the heat transfer liquid is done by a drain connection on the rear side of the devices. Bath covers and pump kits are included in the standard equipment.

Your advantages at a glance

Your advantages at a glance

The Alpha advantages Your benefits
Cooling thermostats
  • 3-button operation with large, clearly legible LED display
  • Low level protection with acoustic and visual alarm
  • Timer function integrated
  • Easy and intuitive menu navigation
  • Easily legible display values
  • Automatic shut off of heater and pump when level of heat transfer liquid is too low
  • Automatic shut-down (standby) after preset time
Cooling thermostats
  • Automatic compressor control supplies strong cooling output only when needed – up to 425 W
  • Cost-effective operation
  • No unnecessary energy consumption
  • Equipment-saving principle extends the life of the compressor
Cooling thermostats
  • Alpha immersion and heating thermostats with screw clamp
  • Easy to change to different bath vessels with a wall thickness of up to 30 mm
Cooling thermostats
  • Variable flow rates via inserts and fittings
  • The rate of circulation can be adapted to the size of the bath
Cooling thermostats
  • Removal of the front cover without tools
  • Easy cleaning of the cool air inlet
  • Extended maintenance intervals

Cooling thermostats

Technical Data LAUDA Alpha RA 8 LAUDA Alpha RA 12 LAUDA Alpha RA 24
Product Name LAUDA Alpha RA 8 LAUDA Alpha RA 12 LAUDA Alpha RA 24
Working temperature min. °C -25 -25 -25
Working temperature max. °C 100 100 100
Temperature stability ±K 0.05 0.05 0.05
Bath volume max. L 7.50 14.50 22
Bath depth mm 160 160 160
Pump pressure max. bar 0.20 0.20 0.20
Pump flow max. (pressure) L/min 15 15 15