Test electrical function by UL & cUL standard.
Heavy-duty power adapter cord plug for generator
Used UL62 10AWG/4C,100% cooper conductor inside.
Power Adapter Cord L14-20P to L14-30R 125V/250V
Generator 20 AMP 4-prong twist lock male plug
Generator 30 AMP 4-prong twist lock female connector
Length: 12 inch.
