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
Honda Power Management Module Starter Kit in the Generator Accessories department at Lowes.com
Neutral Ground Bonding Plug for Portable Inverter Generator Surge Guard Generator with Floating Neutral on RV.Camper for Open Ground Error. Compatible with EcoFlow/Honda/Champion generators - Amazon.com
Westinghouse 30 Amp 120-Volt L5-30P to (3X) 5-20R Generator Plug Adapter 301514A - The Home Depot