York S1-025-33450-000 Pressure Control 318172-701 The Single Pole Single Throw

The Single Pole Single Throw (SPST) contact configuration ensures reliable circuit interruption or initiation when pressure thresholds are reached

Precise Dimensions: 11-7/8" diameter and 10-11/16" width for exact furnace housing fitment

allowing for field-replaceable sensing of carbon monoxide

This OEM Modine replacement part plays a critical role in the combustion process by creating the negative pressure required to purge the heat exchanger and pull flue gases through the venting system

Field diagnostics are streamlined via a single LED status indicator that displays error codes and flame strength

York S1-025-33450-000 Pressure Control 318172-701 The Single Pole Single ThrowYork S1 025 33450 000 Pressure Control 460Open 265Close