This furnace motherboard includes an onboard diagnostic LED code system

Universal Compatibility: Efficiently steps down 208V/240V primary voltage to the 24V secondary required for modern HVAC control circuits

verifying the power supply continuity at the switch is a standard first step in the HVAC troubleshooting process

This GeniSys 52040U alarm module features a robust solid-state design that slides directly onto the COM 1 port of the 7505 series control

the control will automatically open the circuit to shut down the system

BROAN-NuTone S99080355 Motor 321702-401 This furnace motherboard includes anThe BROAN NuTone S99080355 Motor is a critical replacement component engineered specifically for high frequency ventilation applications. Operating at 120V with a 0. 30 Amp draw, this single speed power unit is designed to restore factory spec CFM performance in compatible bathroom exhaust fans. This motor features a CW (Clockwise) rotation as viewed from the shaft end and utilizes a standard 2 prong plug for rapid installation into existing housing