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F to terminate the cycle
this is an "open on rise" switch intended for high-pressure fan cycling or safety limit applications
This 120VAC replacement solenoid coil utilizes a 1/2-inch NPT conduit connection with 18-inch flying leads
Engineered for 24V AC operation
When diagnosing HVAC pressure switch troubleshooting issues
Carrier HH19ZA195 Limit Switch F to terminate the cycleThe Carrier HH19ZA195 Limit Switch is a critical safety component designed for precise thermal monitoring within Carrier residential furnaces and HVAC air handlers. This SPST (Single Pole Single Throw) manual reset furnace limit switch operates as a normally closed contact that opens when temperatures reach the 195 degree trip point and allows for manual closure once the system cools to 155 degrees. Engineered for high limit protection, the HH19ZA195
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