Weil McLain 383-500-665 Control Module 323080-701 Designed with a single pole

Designed with a single pole single throw (SPST) switch mechanism that breaks on temperature rise

This motor is rated for Counter-Clockwise (CCW) rotation from the lead end

preventing damage before it spreads to expensive downstream components

This valve is compatible with standard 1/4"-20 threaded rods

This is an auto-reset temperature control

Weil McLain 383-500-665 Control Module 323080-701 Designed with a single poleThe Weil McLain 383 500 665 Control Module is the professional grade U Control Upgrade Kit engineered specifically for Ultra Series 1 and Series 2 gas boilers. This OEM boiler control board is a comprehensive field integration solution, serving as the official 383 500 191 replacement. It is critical for technicians to note that this is an upgrade kit, not a standard drop in component. The 383 500 665 provides advanced diagnostics and enhanced ignition