and gas-fired combustion systems

For professional contractors handling critical system maintenance

ensuring seamless integration with existing low-voltage wiring and HVAC electrical systems

Whether you are performing a routine service or a critical system repair

Engineered for heavy-duty hydronic heating environments

Raypak 006737F Pressure Switch Els PW 17895 and gas-fired combustion systemsFor contractors servicing Raypak units, the Raypak 006737F Pressure Switch is the standard OEM solution for resolving flow related ignition failures. This SPST (Single Pole Single Throw) direct mount switch is factory calibrated at a 1. 75 PSI activation point, providing the critical pressure differential sensing required to engage the control board and burner tray. Featuring a 1 4" barb connection, this switch integrates seamlessly into the water