This OEM replacement pressure switch features a

DPST Configuration: Provides Double Pole Single Throw switching

this component is critical for 80% and 90% AFUE mid-to-high efficiency gas furnaces

Standardized Sizing: Designed for seamless integration with industry-standard 5/32" O

Rugged Construction: Built to withstand the vibration and thermal cycling common in commercial HVACR applications

Hydrotherm BM-3324 Door Els PW 17895 This OEM replacement pressure switchThe Hydrotherm BM 3324 Insulated Base Door is a critical OEM replacement part engineered specifically for technical compatibility with Hydrotherm heating systems. As an experienced contractor knows, maintaining the thermal integrity of the combustion chamber base is vital for preventing heat bypass and ensuring the boiler door replacement seats correctly against the jacket. This Hydrotherm BM 3324 component features high density insulation designed to