Hubbell Locking Connector, 20 Amp, 250 Volt, 2 Pole, 3 WireDescription:NEMA L6-20R2 Pole, 3 Wire20 Amp, 250 Volt, GroundingHeavy Duty Industrial GradeLocking ConnectorColor: BlackSuper tough nylon body resists damage from severe impact, abrasion and chemicalsSolid brass blades and contacts feature improved conductivity, low resistance, low heat, and long lifeInternal wiring chambers isolate individual conductors to prevent flashover, arcing, and stray strands of wireUL ListedHubbellHBL2323BK