Tecmark Pressure Switch [SPNO 25A Plastic] (3113P) littlegiant It supports consistent operation by

It supports consistent operation by helping connected equipment perform as intended during everyday use and routine service

For compatible 2 inch Hayward plumbing systems

the air relief is leaking or sticking

Useful when replacing a worn or missing original rope eye

or discolored and needs a direct-compatible refresh

Tecmark Pressure Switch [SPNO 25A Plastic] (3113P) littlegiant It supports consistent operation byTecmark Pressure Switch [SPNO 25A Plastic] (3113P) is a Tecmark replacement pressure switch used in compatible spa and hot tub control systems. Pressure switches help monitor water flow or pressure conditions so equipment can operate with the intended safety logic and control response. A failing or mismatched pressure switch can contribute to heating errors, equipment interruptions, or unreliable system operation. This replacement is intended for