NEMA L5-30P to L14-30R Plug Adapter - 1 Foot, 30A/125V, 10/3 AWG - Iron Box # IBX-3537-01 L5-30P plug to L14-30R connector Convert an L14-30P male plug to fit into a L5-30R female receptacle Rated 30A, 125V 10/3 SJT Wire (300V max)