Resideo 50057547-003 Circuit Board 320788-702 The J54-16009 has a proof

The J54-16009 has a proof pressure of 600 PSI total

The standard brass construction with EPDM seals is rated for fresh water and neutral brine media

Can this be converted for use with Propane (LP)

With a high-capacity design

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

Resideo 50057547-003 Circuit Board 320788-702 The J54-16009 has a proofThe 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