Tecmark Pressure Switch [Balboa 2 PSI] (3903-EADE) inletoutlet and this Jacuzzi DV4 Valve

and this Jacuzzi DV4 Valve Diverter and Cover Repair Kit is designed for compatible applications where the original upper valve components have worn out or become unreliable

A topside panel helps provide direct user control over compatible spa functions from the installed interface location

Using the proper threaded DPDT latching model helps keep the original control design intact

A replacement like this is especially useful when the goal is to restore both protection and a more polished service appearance around the pack

This type of motor is especially useful when a compatible high-output pool motor has failed but the rest of the system remains worth keeping in service

Tecmark Pressure Switch [Balboa 2 PSI] (3903-EADE) inletoutlet and this Jacuzzi DV4 ValveTecmark 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