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Lab Companion AAH66031K, HS-25 Recirculating Cooler (1hp) with Centrifugal Pump

Price $12,674.98
Minimum Purchase:
1 unit

DISCONTINUED | See alternate V018.AAH66032K
* Estimate is for US customers only.
* Shipping and Import Duties are calculated at checkout.
See Product Information

Adjustable, precise PID temperature controller beneficial for various cooling tasks in the science, research, and industrial laboratories. 


  • Temperature range from -20C to 40C.
  • High cooling capacity up to 7.1kW at 20C.
  • Powerful circulating pumps up to70L/min., 6 bar.
  • Precise temperature stability ± 0.2C (at 15C) without heater.
    • Innovative and exclusive controller can adjust the cooling capacity from 1% to 100%.
  • Refrigerating system is designed to reduce energy consumption and maximize refrigerating efficiency.


  • Designed to simplify operation with a touch screen type display.
    • Setting and resolution indication 0.1C/F.
    • Quick keypad lock prevents accidental parameter changes.
  • Bright LED water level indicator can be seen from a distance.
  • Optional external sensor can be connected for more actual temperature control.
  • Built in pressure gauge for checking pump pressure at a glance.
  • High/low pressure gauges for condition diagnosis of refrigerating system at a glance. (for H type)
  • Wide filling inlet for easy and safe pouring of solution into the unit.
  • Double service valve prevents refrigerant leakage for easy maintenance.
  • Removable gridded vent for easy maintenance of condenser.
  • Built-in casters for easy transport and installation.
  • RS-232 interface for external control and data collection.


  • Self-diagnostic function identifying errors.
  • Complete safety protection system with warning alarms.
    • Low fluid level and dry-running protection; when triggered shows an error symbol on the display and an audible buzzer sound.
    • Over-temperature protection; If the equipment operates at over maximum temperature due to external environment, user can simply identify the error with a visual signal or an audible buzzer sound.
    • Over-current circuit breaker.
  • Eco-friendly R-404A / R-507 refrigerant use for environmental protection.
  • Splash-proof keypad.


Product Manual

 Lab Companion AAH66031K, HS-25 Recirculating Cooler (1hp) with Centrifugal Pump

Lab Companion AAH66031K, HS-25 Recirculating Cooler (1hp) with Centrifugal Pump