EL150K1 Maximum Temperature: 250° F (121° C) Maximum Operating Pressure: 25 PSI (172 kPa) Case: Die cast aluminum, polyurethane coated; approximate dimensions; 5 x 4-3/4 x 2-3/4 in. (127 x 121 x 70 mm) Enclosure Rating: IP35 Mounting Holes: (2) 9/32 in. (7 mm) diameter at 4-1/2 in. (114 mm) on center Float: Brass Lens: Polycarbonate O-rings: Saturated Nitrile, are suitable for coolant or hydrocarbons Gasket: Nitrile Vent Tube: 1/4 x 5 in. (6 x 127 mm) copper cane with 1/4 NPT x 1/4 in. (6 mm) tube fitting Snap-Switch: SPDT rated 10 A @ 125 VAC; 0.5 A @ 125 VDC; 10 A 30 VDC Wire: (3) 18 AWG x 14 in. (1 mm 2 x 356 mm)