Armstrong 39M84 Furnace Blower Control BoardArmstrong 39M84 Furnace Blower Control Board delivers precise blower control for reliable home heating. This furnace blower control board, a type Blower Control Board, is designed as an easy replacement for compatible Armstrong furnaces and is ready to restore essential furnace performance in your heating system. Engineered for long life, it focuses on consistent blower speed regulation to optimize efficiency and comfort. As a versatile HVAC

this AO Smith replacement part keeps your water heating system running smoothly

625-inch diameter fit a wide range of replacement jobs

7 lb and fits standard condenser configurations

Gas Type: Natural gas valve kit for safe operation

Inclusions/Applications: tail piece union

with an end-to-end distance of 4-31/32 inches

Vent-Rite 1 Radiator Vent delivers reliable

Capacitance: 40 µF @ 370V

helping maintain consistent heat and efficient operation

Key specifications include a primary voltage of 250/180 VAC and a 6000 VAC secondary

dependable defrost control solution

Through wiring with female threaded connections (1/2 inch nominal size)