3-way ball valve is engineered for reliable performance in chilled or hot water applications

Durable Material Composition: High-grade

and a mechanical position indicator to streamline field verification for contractors

preserving the equipment’s BTU output and operational efficiency

providing the reliable ignition control necessary for uninterrupted domestic hot water delivery and space heating performance in demanding environments

Trane SWT3372 Pressure Switch 320788-703 3-way ball valve is engineeredThe Trane SWT3372 Pressure Switch is an essential safety component designed for precise refrigerant monitoring in Trane and American Standard HVAC systems. Functioning as a low pressure cutout switch, this part is engineered to open the electrical circuit when system pressure drops below its calibrated setpoint, protecting the compressor from damage due to loss of charge or restricted flow. Specifically identified by technical designations such as