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this adapter allows for the seamless integration of an Energy Cut-Off (ECO) high-limit switch into the thermocouple circuit
offering the same 1/4" NO 120vac specifications and physical dimensions for a direct drop-in replacement
or an internal processor failure requiring a board swap
On manual reset models like the P170DA-1
Lennox 21655 Shaft THPU32HP7Y this adapter allows for theThe Lennox 21655 Shaft is a critical mechanical component engineered for high performance air handling and blower assemblies within commercial HVAC systems. This bi metal blower shaft is precision machined to withstand the significant torsional loads and high stress environments typical of large scale Lennox equipment. As a veteran grade OEM replacement shaft, it is specifically designed to facilitate the seamless transfer of rotational force from the