The 168078 typically includes the necessary seals for the cartridge

Durable SPST Design: Single Pole Single Throw configuration provides a reliable point of failure for safety-critical circuits

Universal Compatibility: Industry-standard blade design fits most 11-pin relay sockets used in commercial HVAC and industrial controls

Compatible with a wide range of Rheem and Ruud gas furnace models using modular gas valves

Reznor 112754 Switch The 168078 typically includes theThe Reznor 112754 Blocked Flue Switch is a critical safety component designed for commercial and residential HVAC units, specifically engineered to monitor venting conditions and mitigate hazardous exhaust buildup. This manual reset limit switch is factory calibrated at a 175F temperature rating (L175F), functioning as a fail safe device that interrupts the heating cycle if a blockage occurs within the flue pipe or heat exchanger system. Utilizing a