Internal Clearance: C3 fit allows for thermal expansion in high-operating temperature motors without seizing

Enhanced Structural Integrity: Metal construction prevents bending in high-static pressure environments

air leakage

ensuring that gas valves are de-energized if combustion parameters drift

Wide Compatibility: Serves as the standard spec for numerous York

Lennox 43K30 Vent Motor Assembly R-410A Internal Clearance: C3 fit allowsThe Lennox 43K30 Vent Motor Assembly is a high performance direct replacement draft inducer blower engineered for specific Lennox unit heaters and furnace models. Operating at 120V with a fixed speed of 3000 RPM, this 0. 017 HP shaded pole motor is designed to meet strict OEM draft inducer specs for safe combustion byproduct extraction. It features a counter clockwise opposite shaft end (CWOSE) rotation and is officially cross referenced with Lennox