Lennox 98G46 Limit Switch L99H008 always verify the 145TY frame

always verify the 145TY frame dimensions and amperage draw to ensure your motor starter and overloads are correctly sized

including the KHB199N and KHB285N

the 62-102636-01 is specific to certain gas furnace models to ensure the safety timings and blower speeds match the original heat exchanger design

ensuring housing clearance and proper air-throw

Whether you are managing process cooling or commercial water systems

Lennox 98G46 Limit Switch L99H008 always verify the 145TY frameThe Lennox 98G46 Limit Switch is a critical safety component designed for precise thermal management in high efficiency HVAC systems. This OEM 140F Limit Control functions as a primary high limit safety, featuring an auto reset mechanism that triggers at specific temperature thresholds to prevent heat exchanger damage. Formally rated for a 100 140F range, this SPDT limit switch accurately monitors internal plenum temperatures, interrupting the burner