Electric Thermostat Product Type Electric Thermostat Capillary Tube Length 60 in Sensing Bulb Diameter 1/4 in Stem Length 2 in Sensing Bulb Length 9 1/4 in Compatible with Brand Chromalox Consolidated Communications Crescent Metal Electro-Therm Johnstone Supply Mcgraw/Edison O.T.M. Inc. Ranco Robertshaw Uni-Line Watlow