Parkworld 886115 Combiner Household 5-15 Plug to Generator Twist Lock L14-30 Receptacle Y Adapter Cord

Heavy-duty Combiner Y adapter cord, (2) 5-15P to L14-30R Y adapter cord. 100% copper wire conductor inside. American standard Household regular 3-prong 15 AMP 5-15 plugs for 125V. Generator NEMA L14-30 Receptacle 4 Pole 30 AMP Locking female for 125V / 250V. Used two of 12 AWG*3 stranded copper inner wires with each 5-15 plug, support max 20 Amp overload input each. Used 10AWG*4 copper inner wire with L14-30 female, support output max 30 Amp loading.