L6-15P 3-Pin Male 220/250V Twist-Lock Plug To 6-15R 220/250V Female 3-Prong Receptacle Socket Outlet Adapter, Electrical Power Connector Cord Converter NEMA FX1267 - Amazon.com
parkworld 25 ft. SJTW 12/3 20 Amp 250-Volt Twist Lock NEMA L6-20 Extension Cord 885651 - The Home Depot
USW 12/3 Twist to Lock Multi Outlet Adapter 3-ft 12 / 3-Prong Indoor/Outdoor Sjtw Heavy Duty General Extension Cord in the Extension Cords department at Lowes.com
Gen RV 30 Amp to 15 Amp Tri-Outlet 3-Prong Generator Power Cord, 10 Gauge Heavy Duty L5-30 to 3X 5-15R Up to 3750W - Leisure RV Parts
Amazon.com: CircleCord 3 Prong 30 Amp Twist Lock Adapter, Generator to RV Adapter Cord with Grip Handle, L5-30P Twist Lock Male to TT-30R Female, Heavy Duty STW 10 AWG for Generator to
Amazon.com: RVGUARD 3 Prong 30 Amp 100 Foot Generator Extension Cord, NEMA L5-30P/L5-30R 125V 10 Gauge SJTW Generator Power Cord with Cord Organizer, ETL Listed : Automotive