020-671

This high-performance 13.8VDC Power Supply Board is an essential control circuit designed for modulating heating systems and advanced HVAC units. Engineered to provide reliable regulated voltage, this board manages the ignition modulating sequence to ensure optimal fuel efficiency and consistent temperature control. It serves as a vital communication hub between the thermostat signals and the furnace's internal components. Common signs that this board needs replacement include intermittent ignition failure, loss of power to the modulating valve, or system error codes related to low voltage. This replacement circuit board is built with durable components to withstand the heat and electrical demands of modern high-efficiency furnaces, restoring your heating system to peak operational status.
Type: Power Supply and Ignition Control Board
Size: Medium
Application: Used in modulating gas furnaces, air handlers, and residential heating systems requiring regulated 13.8VDC power for ignition and logic circuits.
Specifications: Voltage Output: 13.8VDC; Function: Ignition Modulating; Circuit Type: Solid-state power regulation