This specific 3-wire configuration is designed for specific Carlyle and Carrier compressors

Contractor Ready: Complete replacement kit includes both the thermostat and manual reset components in a single package

The 5500-134M is a Uni-Kit designed to reuse the original equipment dial

Simplified Installation: The kit includes a VR8304M dual-stage gas valve

it operates solely as a switch and does not require a neutral connection

Trane RNG1447 O-Ring 321042-401 This specific 3-wire configuration isWhen sealing large scale industrial systems, the Trane RNG1447 O Ring is the professional choice for maintaining critical vacuum and pressure integrity. This genuine OEM Trane replacement part features a precision engineered 25. 94 inch inner diameter with a 0. 275 inch cross section, specifically designed to fit high tonnage Trane helical rotary chillers and screw compressors like the RTHD series. As a veteran grade HVACR sealing component, it