1.Grounding:Self Grounding 2.Termination:wire Grounding 3.Face Material:bakelite ,PA6 4.Body Material:bakelite ,PA6 Twist lock socket ( Description )Rating: 125V/250VElectric current: 30ASPEC: 2P + N +EColor: blackNet weight: N/AFace material: bakelite, PA6Body material: PA6Cover material: nickel platedNEMA L14-30 Locking Receptacle( Superiority )Long history professional producerCustomization ...