Pentair Water Pressure Switch (473070) poolparts A swing check valve helps

A swing check valve helps control one-way water movement in a compatible plumbing system

Useful for service repairs involving non-responsive or inconsistent controls

Waterco compact ball valve

Helps restore dependable electrical linkage

Supports cleaner and more dependable robotic-cleaner operation

Pentair Water Pressure Switch (473070) poolparts A swing check valve helpsThis water pressure switch is used in compatible Pentair equipment to confirm that adequate water flow or pressure is present before operation continues. Pressure switches are important safety and control devices, especially in heater and heat pump systems that should not run without proper circulation. A failing switch may cause startup problems, intermittent shutdowns, or error conditions even when the rest of the system appears normal. Replacement