This single-pole single-throw (SPST) switch is factory-calibrated to a 1

Enhanced Safety: Acts as a reliable failsafe to prevent heat exchanger overheating and potential fire hazards

supporting a wide range of GCS16 and commercial HVAC series

Always verify your equipment’s fuel source before replacing pilot and ignition components

This critical assembly is precision-engineered to maintain accurate water level detection and interface with the LWCO burner circuit to ensure safe equipment operation

Carrier KR11AL012 Pulley Fan Freon This single-pole single-throw (SPST) switchThe Carrier KR11AL012 Pulley Fan is a precision engineered OEM replacement blower pulley designed for large tonnage commercial HVAC systems and air handlers. Featuring a 1 inch bore and an 11 inch outer diameter, this component is critical for maintaining correct HVAC blower speed and static pressure performance. As a fixed pitch pulley, it ensures consistent belt alignment and optimal power transfer from the drive motor to the fan shaft. Technicians