essential for high-efficiency Trane and American Standard scroll compressors

Standardized Fitment: The 1/4 inch barbed fitting ensures a leak-proof seal with standard OEM silicone or rubber vacuum hoses

Skin oils create hot spots that cause the silicon carbide to bridge and crack

40" WC set point for factory-spec safety

Does the polarity of the terminals matter during installation

Rheem-Ruud 47-20045-06 Limit Switch essential for high-efficiency Trane andThe Rheem Ruud 47 20045 06 Limit Switch is a critical safety component designed for high performance HVAC system protection. This OEM furnace limit switch features a DPST Normally Closed configuration, ensuring reliable circuit interruption when plenum temperatures exceed safe operating parameters. With a fixed open temperature of 130 degrees F and a fixed close temperature of 90 degrees F, this auto reset thermal switch prevents heat exchanger damage