SWT3305 Trane Pressure Switch

Overview

The Trane SWT3305 is an Original Equipment Manufacturer (OEM) pressure switch designed for use in Trane Heating, Ventilation, and Air Conditioning (HVAC) systems. As a critical safety and operational component, it monitors pressure within the system, typically used in applications like sensing differential pressure across a fan or filter.

Features

The primary function of the SWT3305 is to regulate system operation based on specific pressure thresholds. Key features include:

• OEM component ensuring compatibility and reliable performance with Trane equipment.
• Specific pressure setting configuration for sensing low pressure or vacuum conditions.
• Normally Open (NO) contact configuration.

Specifications

• Product Number: SWT3305
• OEM Part Number: SWT3305
• Type: Pressure Switch
• Opening Pressure: -1.51 In-Wc (or -1.51 PSI in some listings)
• Closing Pressure: -1.73 In-Wc (or -1.73 PSI in some listings)
• Weight: Approximately 0.31 lbs (140.61g)

Applications

The Trane SWT3305 pressure switch is primarily used as a replacement or component part in various Trane commercial and industrial HVAC systems, where precise monitoring of air or gas pressure is necessary. Common applications include:

• Furnaces and air handlers to confirm blower operation.
• Differential pressure sensing across filters to indicate when replacement is needed.
• Ensuring safety and proper function in various air moving systems within HVAC units.