PresAir Trol Threaded 3-F Switch [Black Cam] [2 Microswitches] (MTK-211A) bathpumps Problems on the wet-end side

Problems on the wet-end side often show up through flow issues

When internal sand-filter components begin to fail

PresAir Trol vacuum switch rated at 21 amps

An auxiliary topside panel can make a spa feel much more complete because it gives users access to important functions from a second location instead of forcing every adjustment through the main control point

A dedicated tool is useful because it helps engage the part correctly

PresAir Trol Threaded 3-F Switch [Black Cam] [2 Microswitches] (MTK-211A) bathpumps Problems on the wet-end sideThe PresAir Trol threaded 3 function switch with black cam and two microswitches is designed for compatible pneumatic control systems that require a more complex actuation arrangement in a threaded format. Multi function switches are useful when the original system depends on specific internal switching logic rather than a simpler on off design. This replacement is especially helpful when the original switch has become unreliable, no longer triggers