Old Style Dryer 10-30P 3-Pin Male 220/250V Plug To New Style Dryer 14-30R 220/250V 4-Prong Female Receptacle Socket Outlet Adapter, Electrical Power Connector Cord Convert NEMA UL-FX1107-D - Amazon.com
Four Prong Twist Lock Generator Plug
Generator RV AC Plug L6-30P Male 30AMP 120V 220V Plasma Cutter Welder Camp Power | eBay
AC WORKS Dryer Adapter 3-Prong 30 Amp Dryer Plug to 4-Prong Dryer Female Connector Adapter AD10301430 - The Home Depot
Amazon.com: Parkworld 61810 Adapter Cord 4 Prong Generator Plug L14-30P to 10-50R Electric Stove Receptacle, NEMA L14-30 Generator Male to NEMA 10-50R Electric Stove Female, 30A 250V 7500W, 1FT : Electronics
Westinghouse 30 Amp 120-Volt L14-30P to TT-30R Generator Plug Adapter 30114A - The Home Depot
Amazon.com: Power Converter, L14-30P Twist Lock Generator 220/250V Male Plug to TT14-50R 110/125V RV Travel Trailer Camper Motor Home Female Socket Receptacle Outlet Cable Electric Cord Adapter FX125V864 : Automotive
AC WORKS Plug Adapter NEMA 14-50P 50 Amp Range/RV/Generator Outlet to Household 15/20 Amp 125-Volt T-Blade Female Connector AD1450520 - The Home Depot
Parkworld 64682 Generator 30A to 20A, 220v to 110v Adapter Cord NEMA L14-30P Male 4-prong Twist Lock Plug to (4) 5-20R T-Blade Household 5-15R Four Outlets Female with Two of 20amp Circuit