York 1139-451 Replacement Furnace Control Board Style:Used The Generac 005250 is a

The Generac 005250 is a robust 20 kW generator component designed for 1-phase

With easy installation and reliable operation

The Woodward 9905-377 2301A Load Sharing & Speed Control Rev

Square D 30 Amp 250V Fuse Holder Class H Fuse Single Pole

Series: 001/002

York 1139-451 Replacement Furnace Control Board Style:Used The Generac 005250 is aEfficiently control your furnace with the York 1139 451 1729 Replacement Furnace Control Board. Stay warm and comfortable with this high quality replacement that ensures precise temperature regulation and reliable performance. Brand: York Model #: 1139 451 Alt Part #: 5118955, 1139 83 450 REV A. Board: Replacement Furnace Control Board Condition: Used and Untested Pulled from working unit