the 51-S-HD is the head mechanism only

This unit consolidates the relay

this HVAC pressure control utilizes a compact

and Tempstar HVAC units

this model is compatible with vent limiting devices for indoor installs or vent protectors for outdoor protection against moisture and debris

Tecumseh K90-96 Overload Kit 322055-301 the 51-S-HD is the headFor service technicians maintaining Tecumseh hermetic compressors, the Tecumseh K90 96 Overload Kit is the essential OEM qualified solution for protecting motor windings from thermal damage and excessive current draw. This external line break thermal protector utilizes a precision bi metal disc to monitor real time temperature and amperage fluctuations, effectively disconnecting the compressor if operations exceed safe parameters. Designed