Cal-Stat Thermostat, Thermostat Type Process Thermostat, Sheath Dia. 1/2 in, Overall Length 3 1/4 in, Insertion Depth 2 in, Thread NPT 3/8 In.-18, Switch Action Close on Rise, Switch Type SPST, Number of Switches 1, Contact Rating Resistive @ 120V 5 A, Contact Rating Resistive @ 240V 3 A, Switch Ratings @ 120VDC 1 A, Control Range -100 Degrees to 600 Degrees F, Differential +/-1/2 Degrees F, For Use With Fryers and other Food Service Equipment and Replacement Units, Agency Compliance UL, CSA