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This 2-wire CO2 wall sensor minimizes installation labor with large screw terminals and a low 20mA operating current
making it a reliable choice for modern high-pressure refrigerants like R-410A
Installing an 80V White-Rodgers 768A-842 on a 120V ignition circuit will result in immediate element failure
it manages 5-150 PSI air
Common Questions How do I adjust the temperature setpoint on a Spence T134
Carrier HF660003 Economizer Motor Kit Refrigerant This 2-wire CO2 wall sensorThe Carrier HF660003 Economizer Motor Kit is a critical OEM replacement part designed for precise HVAC ventilation control in commercial rooftop units. As the direct replacement for the obsolete HF25CA002, this motor kit ensures seamless integration with existing damper actuators and control linkages. Engineered for reliability, the HF660003 manages outdoor air intake based on enthalpy or temperature demand, optimizing free cooling cycles to reduce
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