Carrier HH12ZB220 Limit Switch If you use a fast-acting

If you use a fast-acting fuse in these applications

Featuring quad-blade quick-connect terminals

OEM Compatibility: Designed as a direct replacement for York S1-025-26392-010

OEM Standards: Guaranteed physical fit and electrical compatibility with York S1-025-27747-018 systems

it ensures full compatibility with specific furnace series

Carrier HH12ZB220 Limit Switch If you use a fast-actingThe Carrier HH12ZB220 Limit Switch is a critical safety component designed for high limit protection in residential furnaces, packaged units, and air handlers. Engineered as a normally closed (NC) switch, this part initiates a system cutout when the 220F open temperature is reached, effectively preventing heat exchanger damage and hazardous operating conditions. Once the plenum cools to the 180F close temperature, the bimetal disc automatically