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For technicians performing HVAC control board replacement
It addresses common failure points such as bellows assembly fatigue and internal scale buildup that can impede precise temperature regulation
Key Benefits Universal Voltage Compatibility: Supports 120V
NPT Compatibility: Standard 3/4 inch NPT inlet and outlet connections allow for straightforward integration into existing piping manifolds
Trane SFSWT03533 Auxiliary Switch 320788-704 For technicians performing HVAC controlThe Trane SFSWT03533 Auxiliary Switch is a critical SPDT auxiliary switch designed for HVAC 20 60 Amp contactors. As the direct field replacement for the SWT3533, this genuine OEM part provides a single pole, double throw configuration featuring one normally open (NO) and one normally closed (NC) contact. Built for rugged industrial and commercial applications, it integrates seamlessly into Trane air conditioners, furnaces, and heat pumps to drive
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