Carrier HH12ZB260 Limit Switch Machined in the USA from

Machined in the USA from premium brass (65% copper

Enhanced System Protection: Integrated compressor lockout logic prevents short cycling

This switch mounts directly to the burner box

Standard protocol for veteran technicians is to replace the gasket every time the valve body is opened for service or whenever there is evidence of external steam leakage at the flange joints

Carrier HH12ZB260 Limit Switch Machined in the USA fromThe Carrier HH12ZB260 Limit Switch is a critical safety component engineered for precise thermal regulation in Carrier, Bryant, and Payne furnaces. This auto reset limit switch features a Normally Closed (NC) configuration, designed to break the electrical circuit when the plenum temperature reaches its 260F opening setpoint. Once the heat exchanger cools to the 220F closing temperature, the SPST (Single Pole Single Throw) switch automatically resets,