Commercial electric thermostat 200-400F, 24" Capillary, 3/16" X 6-7/16" Bulb, with auxiliary switch, direct acting (switch contacts open on temperature rise). Factory Model SA-383. The 5300 Series Standard Thermostat is a SPST, snap-acting control.Replaces G.E./HOBART XNC8X081, 54B107433-1, 342228P1