L14-30P Generator Twist Lock Male 4-Pin Plug To 6-50R Welder 3-Prong Female Socket Receptacle Outlet Electric Power Cord Cable Miller Lincoln Hobart Adapter/Converter NEMA FX371 - Amazon.com
Generator Plug, Good Appearance Premium Quality for Home - Amazon.com
20 Amp Generator Plug Adapters
Parkworld 61810 Adapter Cord 4 Prong Generator Plug L14-30P to 10-50R Electric Stove Receptacle, NEMA L14-30 Generator Male to NEMA 10-50R Electric Stove Female, 30A 250V 7500W, 1FT - Walmart.com
IEC 60309 - Wikipedia
NEMA 5-20R Outlet with Cover 20Amp Receptacle for Generator
Generator Inlet For Home Back Up Power
30 Amp Plug Manufacturers, Generator Power Locking NEMA L6-30P Twist-Lock Plug
OTVIAP US Socket Plug,NEMA L14-30C 4-Hole US Socket Plug 30A 125V-250V UL Listed Industrial Generator Plug, Industrial US Plug - Walmart.com
4 Pin Generator Plug & Socket Set, 3 Pole 4 Wire Grounding NEMA L14-30P Locking Plug with L14-30R Generator Receptacle American Travel Power Plug - Amazon.com
AC WORKS Generator to Dryer Adapter 4-Prong L14-30 30 Amp Generator Plug to 3-Prong Dryer Female Connector Adapter ADL14301030 - The Home Depot