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Contactor-Grade Reliability: Built to withstand high-frequency switching and the thermal stresses of counterflow heat exchangers
with a operating temperature range of -40°F to +175°F for reliable performance in extreme conditions
3 inches in length
OEM Compatibility: Guaranteed fit for Lennox 74H0101
Heil Quaker ICP 1183524 Limit Switch 321142-301 Contactor-Grade Reliability: Built to withstandThe Heil Quaker ICP 1183524 Limit Switch is a critical safety component designed for precise thermal regulation in residential furnaces and forced air systems. As a genuine ICP OEM replacement part, this normally closed switch is engineered to open the electrical circuit when temperatures reach a 160F threshold, effectively preventing heat exchanger damage and hazardous operating conditions. The ICP 1183524 features an automatic reset function that
