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The Johnson Controls P499 typically uses a three-wire arrangement: supply voltage
Common Questions: Is this compatible with my older unit
a faulty contactor pulling too many amps
Integrated Diagnostics: Provides clear system status through advanced circuitry
Compatibility: Replaces specific Carrier HK42FZ series boards in residential furnaces
Carrier HH680365 Limit Switch 326058-756 The Johnson Controls P499 typicallyThe Carrier HH680365 is a critical safety component designed for specific furnace and air handler applications. This L160 40F limit switch functions as a normally closed thermal sensitive control, engineered to open the electrical circuit at a cut out temperature of 160F and automatically reset when the temperature drops by 40F. As an authentic OEM Carrier replacement part, this high limit safety switch ensures precise thermal overhead protection,