Power Interrupting Connectors: Connector Type - Power Interrupting Locking; Rating - Amps/Volts - 30A/600VAC, 20A/250VDC; Number of Poles - 3P; Number of Wires - 4W; Ground - Grounding; NEMA - Non-Nema; Cord Diameter - 0.400 - 1.062; Material - Metallic; Manufacturer Brand - Turnlok