GearIT 30-Amp 4-Prong Portable NEMA L14-30 Generator Cord for Emergency Power Outage, 10-ft - Walmart.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
Camco 30M/30F AMP 12 in. 4-Prong Generator Adapter at Tractor Supply Co.
Gen RV 30 Amp to 15 Amp Tri-Outlet 4-Prong Generator Power Cord, 10 Gauge Heavy Duty L14-30 to 3X 5-15R 125/250V 7500W - Leisure RV Parts
AC WORKS 1.5 ft. Welder Adaper Generator L14-30 Plug (4-Prong 30 Amp) to NEMA 6-50R 50 Amp 250-Volt Adapter Cord L1430650-018 - The Home Depot