Cal Spa V4003P-DX replacement vacuum switch. The vacuum switch is to actuate at 300 inches of water in the Cal Spa system. Direct from manufacturer.
Presair’s V4003P-DX replacement switch makes electrical contact when a certain set vacuum has been reached on its input.
Our mechanical vacuum switches are available in multiple styles including adjustable vacuum switches or fixed set point vacuum.
By providing on/off switching from a pneumatic source, Presair vacuum switches deliver critical benefits:
- Safe and Convenient: Remote operation with complete electrical isolation. UL Recognized.
- Economical: Costs less than conventional controls
- Accurate: Highly stable with good repeat accuracy. All switches are 100% tested at high and low settings and at proof vacuum.
- Reliable: Minimal moisture absorption and maximal dimensional stability.
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