![Tecmark Pressure Switch [Balboa 2 PSI] (3903-EADE) inletoutlet Useful for low-voltage lighting repairs](https://cdn.shopify.com/s/files/1/1751/9347/files/47-319-3000_XL.jpg?v=1777962213)
Pay in 4 interest-free payments of $5.87 Learn more
Ships within 48 hours · Estimated delivery Sep 6 - Sep 11
Duotone bay — asphalt brief on the left, yellow-folded service sheet on the right.
Useful for low-voltage lighting repairs
Improves control convenience and schedule accuracy
A topside panel helps provide direct user control over compatible spa functions from the installed interface location
K800 applications
1-1/2 inch male pipe thread connection
Tecmark Pressure Switch [Balboa 2 PSI] (3903-EADE) inletoutlet Useful for low-voltage lighting repairsTecmark Pressure Switch [Balboa 2 PSI] (3903 EADE) 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