Trane SWT1271 Limit Switch unit ventilators

unit ventilators

or poor electrical supply—rather than disabling the safety device

and resistive heating applications

Key Benefits: System Compatibility: Precision-fit for Powers ETV400-10

While it fits many universal Danfoss valve bodies

Trane SWT1271 Limit Switch unit ventilatorsThe Trane SWT1271 is a critical furnace high limit switch designed for HVAC system diagnostics and thermal protection. As a standard OEM replacement part, this auto reset limit switch prevents the heat exchanger from reaching a hazardous open temperature of 180F, cutting off power to the gas valve until the unit cools to its 150F reset point. For technicians troubleshooting furnace short cycling or 4 flash error codes on a Trane or American Standard