Locking Plug, Connection Orientation Straight, Current Rating 30 A, Housing Color Black, White, Housing Material Nylon, NEMA Plug Configuration L6-30P, Number of Blades 3, Number of Poles 2, Phase Single, Polarized Yes, Resistance Properties , Impact , Voltage Rating 250V AC, Wire Connection Type Spring Clamp Terminals, Wiring Style Standard, For Maximum Cable Diameter 0.93 in, For Minimum Cable Diameter 0.36 in, Grade Federal Specification, Grounding Grounded