Genuine General Electric; part number WR50X10010.
This is a OEM Part.
This Defrost Thermostat fits General Electric made Refrigerators including Hotpoint and RCA.
It is a 55 degree limit, and has 2 leads Orange (12'') and a yellow (17''). It has bear wire ends with no wire nuts included.
The clip on this is for a 3/8 inch tubing with a flat style clip (clips from the side).
Numbers on the part are: L55-30F; 37TV31; 31218; 467326P048.