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![Tecmark Air Switch [TBS304 SPNO 10A Momentary] (TBS304A) atlasminerals Therm 52 inch hi-limit sensor](https://cdn.shopify.com/s/files/1/1751/9347/files/59-319-1705_XL.jpg?v=1777962182)
Ships within 48 hours · Estimated delivery Oct 17 - Oct 22
Therm 52 inch hi-limit sensor in blue
Designed for LP IID heater applications
A fitting adapter helps bridge the relationship between connected jet components
Improves circuit protection accuracy and service confidence
Tecmark Air Switch [TBS304 SPNO 10A Momentary] (TBS304A) atlasminerals Therm 52 inch hi-limit sensorTecmark Air Switch [TBS304 SPNO 10A Momentary] (TBS304A) is a Tecmark air switch for compatible pneumatic control systems used in spa, bath, pool, and equipment applications. Air switches respond to pressure from an air button and convert that signal into electrical switching for supported devices. This momentary switch is useful when a pump, blower, light, or other controlled device no longer responds correctly to the air button. Because switch
