Overall Dimensions:Length: 1 5/8inWidth: 1 1/4inHeight: 7/8inStem Length: 3/4inProbe Length: 3in Ensure that your Avantco W50 countertop food warmer is holding hot food at safe temperatures above 140 degrees Fahrenheit by replacing a damaged or malfunctioning component with this Avantco 177W50THERM replacement thermostat!.This thermostat will accurately control the temperature of your warmer so you never have to worry about food being held below the required HACCP temperature guidelines.