Lennox 10D08 Wire Harness 321894-708 This blade is primarily used

This blade is primarily used on the MAPS III and IV Modular Air Processing Systems

ensuring the integrated control board verifies proper venting and inducer fan performance before allowing the ignition sequence to proceed

Key Benefits Precision Fit: Features a 1-1/8" sweat (ODF) connection and 1-3/4"-12 Rotalock threading for seamless integration

While typically installed with the inlet at the bottom and the drain on the side

199 standards for residential gas furnace safety

Lennox 10D08 Wire Harness 321894-708 This blade is primarily usedThe Lennox 10D08 Wire Harness is a critical OEM replacement component designed for high performance defrost control integration in Lennox heat pump systems. Engineered with 24 AWG, UL2468 rated wire, this 50 inch harness ensures precise communication between the defrost sensor and the control board, maintaining system efficiency during low ambient operations. The 10D08 defrost sensor harness features a high temperature 80C threshold and utilizes a