20 AMP 3 Phase 250V 3-Pole 4-Wire Grounding Locking Plug offers heavy-duty construction for top performance. Black Nylon Body.

Grounding Locking Plug Features:

• For fast assembly, Black & White devices feature: Backed-out, color-coded brass terminal screws
• Deep slotted triple drive face module and cord clamp screws
• Deep wire wells with transparent wiring chambers
• Nylon face module features Amperage, Voltage, and NEMA configuration molded into face for easy identification and replacement
• Fluted nylon housing makes it easier to grip with gloves and in debris-laden environments
• Thick-walled, super tough nylon housing resists abuse and impact
• Single piece external cord clamp includes catalogue number and NEMA configuration for easy identification
• External cord clamp accepts wire mesh connection grips