Watertight Locking Plug Connection Orientation Straight Current Rating 20 A Housing Color Yellow Housing Material Thermoplastic Elastomer NEMA Plug Configuration L14-20P Number of Blades 4 Number of Poles 3 Phase Single Polarized Yes Resistance Properties Chemical Resistant Impact Resistant Watertight Voltage Rating 125/250V AC Wire Connection Type Screw Terminals Wiring Style Standard For Maximum Cable Diameter 0.875 in For Minimum Cable Diameter 0.375 in Grade Industrial