parkworld 3 ft. 10/4 4-Wire Dryer 30 Amp 4-Prong Y Adapter Cord NEMA 14-30P Plug to (2) 14-30R Receptacle 886603 - The Home Depot
20FT 14-50P to SS2-50R 120V/240V 50 Amp Stow W/L14-30P to 14-50R Power — ONETAK
Direct 4 Prong to 3 Prong Adapter Cord, Full Kva 230V
AC WORKS® SOOW, 12/4, L15-20, 20A 3-Phase 250V Industrial High Power – AC Connectors
AC WORKS 50ft NEMA 10-30 Cord 50-ft 10 / 3-Prong Indoor/Outdoor Stw Heavy Duty Appliance Extension Cord at Lowes.com
20FT 14-50P to SS2-50R 120V/240V 50 Amp Stow W/L14-30P to 14-50R Power — ONETAK
parkworld 50 ft. 10/4 STW 30 Amp 4-prong Dryer Heavy-Duty NEMA 14-30 Extension Cord 886092 - The Home Depot
ONETAK NEMA L14-30P to 14-30R 120V/240V 30 Amp 4 Prong Male Plug Twist Lock to 4 Prong Female Receptacle Dryer Welder EV Charger RV Generator Power Cord Adapter - Newegg.com
Utilitech 6-ft 4-Prong Black Range Appliance Power Cord in the Appliance Power Cords department at Lowes.com
25 ft. 30A 125/250V Generator Extension Cord - Champion Power Equipment