Built for durability in demanding mechanical rooms

This multi-voltage relay operates across a versatile range of 24-240VAC/DC

By replacing worn or ruptured diaphragms

and 30CHDE series

supplemented by an orange running indicator dial for immediate operational verification

York 024-34681-000 Pressure Switch Els PW 17895 Built for durability in demandingThe York 024 34681 000 Pressure Switch is a critical safety component designed for precise monitoring of pressure differentials in York HVAC systems. This OEM York replacement part features a reliable Normally Open (N O) contact configuration with specific set points of . 85 1. 0 . 40" WC. Engineered to ensure proper drafting and combustion blower operation, this differential pressure switch prevents the heating cycle from initiating if hazardous