Item Number WPW10225581:

New genuine OEM Whirlpool Refrigerator Defrost Bi-Metal Thermostat.

Refrigerator defrost thermostat. The thermostat clips onto the evaporator.
 

Included Brands: Admiral, Amana, Crosley, Estate, Jenn-Air, Kenmore / Sears, Kirkland, Kitchen Aid, Magic Chef, Maytag, Roper, Whirlpool (and more!)