Rugged Construction: Designed with a 3-inch probe insert specifically for heavy-duty residential and commercial air handlers

Operating at a fixed 3400 RPM

please verify the specific AG or AH actuator series requirements

Always verify chemical compatibility before using with oils to prevent seal swelling

ensuring the circuit closes only when sufficient static pressure is detected to safely initiate HVAC system sequences

Heil Quaker ICP 1186810 Limit Switch 318973-401 Rugged Construction: Designed with aThe Heil Quaker ICP 1186810 Limit Switch is a critical safety component designed for precise thermal monitoring in high efficiency gas furnaces and air handlers. Engineered with a 165 degree Fahrenheit open temperature and a 125 degree Fahrenheit close temperature, this L165 40 manual reset switch prevents heat exchanger overheating by breaking the electrical circuit to the gas valve when temperatures exceed safe operating limits. This OEM replacement