Tecumseh K90-66 Overload Kit R-134A or the unit failing to

or the unit failing to acknowledge cooling demands despite acceptable ambient conditions

and commercial HVACR applications

This is an authentic OEM gas control valve manufactured by White Rodgers (37C73U-268)

Both part numbers represent the same technical specifications

Tecumseh K90-66 Overload Kit R-134A or the unit failing toThe Tecumseh K90 66 Overload Kit is a precision engineered thermal protection component designed for hermetic compressors in demanding commercial refrigeration and HVAC applications. This OEM Tecumseh replacement part serves as a critical fail safe, monitoring both overcurrent and high temperature conditions within the motor windings. By immediately interrupting the electrical circuit during thermal stress or locked rotor events, the K90 66 kit