![Tecmark Pressure Switch [SPNO 25A Plastic] (3113P) presairtrol A properly selected Intermatic timer](https://cdn.shopify.com/s/files/1/1751/9347/files/47-319-3012_XL.jpg?v=1777962214)
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A properly selected Intermatic timer contributes to more dependable shutoff behavior and easier everyday operation of the connected load
Submersible pumps help move water in compatible low-flow or specialty applications where the pump operates while submerged
The DEX2420Z8A set is a practical service option for compatible Hayward filters that need renewed air-relief sealing and cleaner long-term performance
Useful for retrofit and custom cabinet applications
Tecmark Pressure Switch [SPNO 25A Plastic] (3113P) presairtrol A properly selected Intermatic timerTecmark 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
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