Amazon.com: CircleCord NEMA L5-30P to L14-30R Adapter Cord, 4 Prong to 3 Prong Generator Transfer Switch Adapter, 30 Amp Generator Twist Lock 3 Prong to 4 Prong House Inlet Box, STW 10
Utilitech Generator Cord in the Generator Accessories department at Lowes.com
AC WORKS 5 ft. L14-30P Generator 4-Prong 30 Amp Plug to (4) NEMA 5-15/20R 20 Amp Household Female Connectors Adapter Cord L1430F520-05 - The Home Depot
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
Gen RV 30 Amp Generator Cord, 3-Prong 10 Gauge Heavy Duty L5-30 Male Generator Power Cord Up to 3750W - Leisure RV Parts
parkworld Generator 30 Amp Locking 4-Prong L14-30P Plug to 30 Amp 3-Prong L5-30R Outlet Splitter Adapter(NEMA L14-30P to L5-30R) 884913 - The Home Depot
3Prong Plug 12AWG 125V Double Male Extension Cord Generator Adapter for Transfer | eBay
Amazon.com: NEMA TT-30P Male to L14-30R Female Generator Adapter Cord, 30 Amp 3 Prong to 4 Prong Generator Transfer Switch Plug Adapter, RV Outdoor Generator Cord Plug to Inlet Box, 1.5FT :
AC WORKS 1.5 ft. L14-30P Generator 4-Prong 30 Amp Plug to (4) NEMA 5-15/20R 20 Amp Household Female Connectors Adapter Cord L1430F520-018 - The Home Depot
3Prong Plug 12AWG 125V Double Male Extension Cord Generator Adapter for Transfer | eBay
Amazon.com: 2X5-15 Plug Male to Generator Twist Lock L14-30 Receptacle Female Y Adapter Cord STW 3 Feet 120V/240V 30 Amp Generator Welder Dryer Power Cord Adapter,100% Copper Wire Conductor Inside. : Patio,
Camco Power Grip Generator Adapter for RV Power Cord - 125V - 30 Amps - 4 Prong Twist Lock Camco Generator Plug Adapters CAM55422