Commercial electric thermostat 200-400F, 14" Capillary, 3/16" X 6-7/16" Bulb, direct acting (switch contacts open on temperature rise). factory Model SP-154. The 5300 Series Standard Thermostat is a SPST, snap-acting control.Replaces G.E./HOBART XNC8X093, 54B111178P001, 343692P1