Engineered for high close-off (HCO) applications up to 75 psi

Durable Finish: Toughened beige enamel finish resists wear and blends into professional interiors

Rugged Construction: Equipped with dual ball bearings and electronic protection to handle the high-static environments typical of modern multi-speed HVAC systems

Common Questions What is the primary function of the York 025-42973-000

the package includes the regulator spring and hardware for LP conversion

Trane SWT3273 Pressure Switch 326058-756 Engineered for high close-off (HCO)The Trane SWT3273 Pressure Switch is a mission critical high pressure cutout switch engineered for heavy duty commercial and residential integrated HVAC systems. Designed as a normally closed SPST safety device, this switch is a primary defense mechanism against system rupture and compressor failure. It features a precise 650 PSI opening point to interrupt the control circuit when head pressure exceeds safe limits, with a 500 PSI closing point for