Resideo 50057547-003 Circuit Board 320788-702 With a high-capacity design

With a high-capacity design

Durable construction reduces the risk of insulator cracking during nozzle line assembly servicing

or a ruptured internal diaphragm

the 1/4" barbed port is designed to securely fit the standard pressure switch hoses found in most modern gas furnaces

03 HP) power rating and operates at a synchronous speed of 1550 RPM

Resideo 50057547-003 Circuit Board 320788-702 With a high-capacity designThe Resideo 50057547 003 Circuit Board is the direct OEM replacement control module for the HE250 TrueEASE Large Advanced Bypass Humidifier. As the central processing logic for the humidification system, this board manages the solenoid valve timing, fan interlocks, and sensor feedback to ensure precise indoor air quality management. Designed for HVAC contractors, it facilitates seamless system troubleshooting and restores the advanced diagnostic