Weil McLain 383-500-045 Assembly the 20415901 is the official

the 20415901 is the official superseding part number for the 20415501

it prevents internal heat exchanger temperatures from exceeding safe operational limits

Element features a low watt density (LWD) foldback design

the internal diaphragm may be fatigued

For technicians performing gas-fired appliance repair

Weil McLain 383-500-045 Assembly the 20415901 is the officialThe Weil McLain 383 500 045 Ignitor Flame Rod Assembly is a precision engineered ignition electrode kit designed specifically for the Weil McLain Ultra Gas Boiler series. As a critical component in the combustion cycle, this dual purpose electrode facilitates both high voltage spark ignition and continuous flame rectification to ensure safe, efficient burner operation. This OEM kit is compatible with Ultra Series 3, 3UE, and CT gas boilers across all