Powercon Connector Lockable Cable Connector Chassis Socket for Electric Drill LED Screen Stage Lighting Power Connecting Fireproof, flame retardant Power plug, security is the key! *Name: Power set connector *Material:pure copper + ABS supplies *PA66 grade, environmentally friendly *Color: Power-in(NAC3FCA+NAC3MPA-1, Blue) / Power-out(NAC3FCB+NAC3MPB-1, Light Grey)Available *WithCE/RoHSCertificate Electrical parameters: *Contact resistance (internal): <=3m ohms *Dielectric energy (external): 4/2 Kvac *Insulation resistance: >0 ohm *Electronic contact: 2P+E *Rated current:20A *Rated voltage:250V Mechanical parameters: *Cable diameter: 5-12 (mm) *Service life: >1000 (based at the variety of connections) Product advantages: Its locking components is advanced to the conventional non-lockable MAIN connector Features and characteristics: *Lockable 20A/250V AC machine coupler *Linear, uncharged and pre-grounded 3 contacts *Power enter (blue) and power output (white) have assorted lock keys to bypass brief circuit *Fast and handy rotary locking system *Ergonomic design