this SPST switch provides the electrical reliability needed to prevent nuisance tripping and common pressure switch stuck open codes

Industrial Durability: The NEMA 4X enclosure and aluminum construction provide excellent protection in harsh environments

172N0005 is the cross for 176U5829

The Trane FUS0620 Fusible Link is a critical safety component designed for precise over-temperature protection in Trane and American Standard HVAC systems

Advanced Distributor Products 176799976 Piston Orifice 319825-402 this SPST switch provides theThe Advanced Distributor Products 176799976 Piston Orifice is a high precision metering component engineered to optimize refrigerant flow within residential and commercial HVAC systems. Specifically designed for R410A refrigerant systems, this size #76 piston orifice ensures the consistent performance of 4 ton evaporator coils by maintaining an exact pressure drop as liquid refrigerant enters the coil. This "fixed bore" metering device is a preferred