Test electrical function by UL & cUL standard.
Heavy-duty round power adapter plug for generator
100% cooper conductor inside.
Power Adapter L14-30P to L14-20R 125V/2500W
Generator 30 AMP 4-prong locking male plug
Generator 20 AMP 4-prong locking female connector
I have a 20 amp power inlet box hooked up to my cabin electrical panel. So all I have to do is turn off main breaker and connect the generator cord to this inlet. The reason I needed this adapter is I got a new generator which has a 30 amp plug which is different than my old generator which has a 20