the AT-1163 thermostat wire guard allows for 100% natural convection

This model also features a 3/8" NPT oil equalization connection

Its robust construction and thermal protection safeguard against overheating

an electronic photocell may provide a longer service life

and 15M4201 across diverse Lennox and Allied models

Copeland 998-0051-00 Valve Kit R-22 the AT-1163 thermostat wire guardThe Copeland 998 0051 00 Pressure Relief Valve Kit is a critical safety component designed for Copeland semi hermetic compressors. This kit ensures system integrity by providing a calibrated discharge path during over pressure events, preventing catastrophic failure of the compressor housing or internal components. Engineered for high pressure refrigeration cycles, the Copeland 998 0051 00 is compatible with a range of Carlyle and Copeland