Heil Quaker ICP 1173697 Defrost Sensor 320734-701 Optimized 40°F to 80°F operating

Optimized 40°F to 80°F operating range ideal for precise low-temperature make-up air regulation

Manufactured by Nortek Global HVAC

OEM Compatibility: Specifically designed for the 1/2" Watts 009 and 009M2 series

it is the designated direct replacement

Heil Quaker ICP 1173697 Defrost Sensor 320734-701 Optimized 40°F to 80°F operatingThe Heil Quaker ICP 1173697 Defrost Sensor is a critical OEM replacement component designed for high performance heat pump systems. Engineered to monitor the temperature of the outdoor evaporator coil, this sensor triggers the defrost cycle by communicating directly with the defrost control board. It features a specific thermal profile, typically rated at L80 50 or O80 C30, meaning it opens at 80? F and closes at 30? F to ensure efficient frost