Tecmark Latching Air Switch [SPNO] [25A] [Threaded] (TBS-310) spaparts A compact electric heater can

A compact electric heater can be a practical solution when a system needs a purpose-built heating component matched to the original footprint

Useful when a white silicone finish is preferred

This part has practical value because the union and spigot combination helps preserve intended plumbing compatibility while improving service access in supported installations

Model-specific go-kits help streamline rebuilds for common Duraglass and Maxiglass pump platforms

or no longer transitions cleanly between settings

Tecmark Latching Air Switch [SPNO] [25A] [Threaded] (TBS-310) spaparts A compact electric heater canThe Tecmark latching air switch in SPNO format is designed for compatible threaded pneumatic control applications that require a maintained state single pole normally open switching function. Threaded latching switches are useful because they combine a secure mounting style with a control response that holds state after actuation. This replacement is especially useful when the original switch no longer latches, becomes intermittent, or is physically