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where consistent temperatures are vital for product safety
and York gas-fired systems
using the Carrier SF703026 maintains the factory seal and electrical impedance required for modern high-efficiency systems
Standard Threading: Features a 5/16-18 NPT female connection for easy replacement and universal fit
this board manages the induction motor
Lennox 29M74 Limit Switch 328140-751 where consistent temperatures are vitalThe Lennox 29M74 Limit Switch is a critical fixed temperature safety component engineered for Lennox furnace flame rollout and primary limit protection. This SPST (Single Pole Single Throw) thermal switch is rated for a 140F trip point with a 30F differential, ensuring precise furnace cycling and preventing heat exchanger damage. Designed as a direct OEM replacement limit switch, the 29M74 features a 1 inch insertion depth and 1 4 inch quick connect
US$ 499.50
US$ 100.00
US$ 600.00
US$ 118.30
US$ 499.50
US$ 499.50
