PresAir Trol Threaded Stem Pressure Switch [21A] [1/8" MPT] [SPDT] (PM11120A) cgairsystems The design keeps the panel

The design keeps the panel consistent with its intended layout

A Flo Thru heater is useful because it provides direct in-line heat within the supported plumbing path while matching systems built around the M7 sensor-style heater platform

This replacement is especially useful when the original valve is leaking

Supports dependable alignment and cleaner performance

the system can lose the dependable filtration support it should provide

PresAir Trol Threaded Stem Pressure Switch [21A] [1/8" MPT] [SPDT] (PM11120A) cgairsystems The design keeps the panelThe PresAir Trol threaded stem pressure switch is designed for compatible systems that use a 1 8 inch MPT connection and require an SPDT pressure activated switch rated at 21 amps. Pressure switches like this play an important role in helping the system respond properly to operating conditions before connected equipment is allowed to run as intended. This replacement is especially useful when the original switch has become inaccurate, intermittent, or