Trane SWT3220 Pressure Switch

Description

The Trane SWT3220 Pressure Switch is an authentic OEM HVAC safety and control component engineered to monitor and regulate airflow pressure in Trane furnaces, air handlers, and related equipment. This 1.29″ water column (WC) SPST (Single Pole Single Throw) pressure switch helps ensure safe system operation by detecting specific pressure thresholds and signaling the control board to start or stop heating or ventilation functions.

Key Features

• Genuine OEM Quality — Designed to Trane’s original equipment specifications for dependable performance and proper system compatibility.
• Accurate Pressure Monitoring — Calibrated at 1.29″ WC to reliably detect pressure changes and support safe HVAC sequencing.
• SPST Switch Design — Single Pole Single Throw configuration provides straightforward on/off actuation based on pressure conditions.
• Safety & Control Function — Helps prevent unsafe operation by signaling the control board to halt system operation if pressure falls outside normal ranges.
• Compact and Durable — Robust construction suited for long service life in demanding furnace and air handler environments.
• Direct Replacement — Ideal as a direct replacement for discontinued or worn factory pressure switches in compatible Trane units.