Tecmark Vacuum Switch [Cal Spas] [Replaces V4001P-DX] (V4003P-DX) waterlevelers and extend the service life

and extend the service life of internal filter components

75 horsepower pump applications

That approach often improves both confidence and overall service quality

A properly selected topside helps support cleaner replacement fit

Tecmark Vacuum Switch [Cal Spas] [Replaces V4001P-DX] (V4003P-DX) waterlevelers and extend the service lifeThe Tecmark vacuum switch is designed for compatible Cal Spas applications and serves as a replacement for V4001P DX. Vacuum switches are useful because they help the system respond appropriately to vacuum conditions that are part of normal operating or protection logic. This replacement is especially useful when the original switch is no longer sensing vacuum correctly, becomes intermittent, or has failed entirely. Using the designated replacement