Techs will appreciate the straight-thru design and the inclusion of reducer bushings for versatile 1/2" x 3/8" applications

and safety shutoff protocols

the pinouts are proprietary to York equipment to ensure proper communication and variable speed functionality

This model features a 32-foot pitch and utilizes a ball bearing motor design

Lennox 78F43 Blower Shaft R-410A Techs will appreciate the straight-thruThe Lennox 78F43 Blower Shaft (OEM Model LB 50255C) is a critical mechanical component engineered for heavy duty application in industrial and residential air handling units. Machined from high grade C1045 carbon steel, this 1 inch diameter shaft is designed to withstand high torque loads and continuous rotational cycles within the blower assembly. With a precision cut length of 27. 25 inches, it features a standardized 1 4" keyway and a flat for