Optimized Drainage: Features a standard 3/4" drain opening to facilitate rapid moisture removal and prevent pan overflow

Engineered for high-precision fire detection

As the official direct replacement for 667303 and 667211

using the factory-specified part ensures the system operates within its original ETL or UL listing

Optimized Flow Dynamics: Restores original water circulation efficiency to maintain peak BTU transfer and reduce energy consumption

Velocity Boiler Works (Crown) 42-500M Ignition Module 322838-752 Optimized Drainage: Features a standardThe Velocity Boiler Works (Crown) 42 500M Ignition Module is a high performance direct spark ignition module engineered for field ready reliability in residential and commercial Crown boiler systems. This 24 VAC control manages the trial for ignition sequence by delivering a 30,000 V potential to the spark electrode, ensuring consistent main burner light offs while minimizing fuel waste. Built for the rigorous environments typical of mechanical rooms,