Conntek CS6364 50-Amp 125/250-volt Generator Power Cord Connector for Up to 12500 Watt Generators,Black
Wiring Device-Assembly Locking Female Connector with center Pin 3 Pole, 4 Wire Grounding, Bladed grab cord type 50A 125/250V CS6364 Comparable with CS6364C Approval: UL, C-UL Limited five year warranty.