USW 12/3 Twist to Lock Multi Outlet Adapter 3-ft 12 / 3-Prong Indoor/Outdoor Sjtw Heavy Duty General Extension Cord in the Extension Cords department at Lowes.com
Clear Power 12/3 SJTOW 100 ft Outdoor Extension Cord with 5 Outlet Adapter Combo, Heavy Duty Contractor Grade, Yellow, CPCO90001 - Walmart.com
NEMA L5-20P, NEMA 5-15R, Locking Cord Adapter - 3KVJ6|3KVJ6ID - Grainger
Comprehensive Universal AC Power Adapter Extension Cord
2 Prong Extension Cords 10ft - 3 Prong to 2 Prong Adapter, Two Prong Power Strip with 4 USB & 3 Outlets, White Long Extension Cord 10 feet, for Non-Grounded, Polarized Outlets, On/Off Switch - Newegg.com
POWER FIRST, NEMA L5-20P, W-Shape, Lighted Extension Cord Adapter - 4GAA3|4GAA3 - Grainger
Amazon.com: 1-FT 15 Amp Household AC Plug to 20 Amp T Blade Adapter Cable 12AWG Nema 5-15P to 5-20R,5-15P to 6-15R/20R 20-Amp to 15-Amp Plug-Adapter Cord,Heavy Duty 15A 125V to 20A 250V
Amazon.com: 12AWG Heavy Duty Extender AC Plug Adapter [4-in-1], 15 Amp Household to 20 Amp T Blade Power Extension Cord, 1FT/32CM 12AWG Nema 5-15P to 5-20R/6-15R/ 6-20R, 15A 125V to 20A 250V
Power Strip Extension Cord Two way Adapter Panel Multi hole - Temu
2 Multi Plug Extension Cord 3 Outlet Power Strip Grounded Adapter 1ft ETL Listed - Walmart.com
Amazon.com: 3.3FT 12AWG Heavy Duty Extender AC Plug Adapter [4-in-1], 15 Amp Household to 20 Amp T Blade Power Extension Cord, 12AWG Nema 5-15P to 5-20R/ 6-15R/ 6-20R, 15A 125V to 20A
Yellow Jacket 5-Outlet Heavy-Duty Extension Cord Adapter Converter with 2- Cord Locks 82736201 - The Home Depot
parkworld 125-Volt 20 Amp 2 ft. 12/3 SJTW NEMA 5-20 Extension Cord Adapter NEMA 5-20P to 5-15R (T-Blade 5-20R) 62183A - The Home Depot
3Prong Plug 12AWG 125V Double Male Extension Cord Generator Adapter for Transfer | eBay
Amazon.com: Clear Power 2ft (Short) 3 Outlet Extra Heavy Duty Extension Cord Adapter, 12/3 20Amp Twist-to-Lock Plug to U-Ground Connector, Water & Weather Resistant, Flame Retardant, Yellow, DCAC-0062-DC : Tools & Home
Male Extension Cord Generator Adapter Cord 12AWG 125V Double Male Extension Cord 5-15P To 5-15P For Transfer Switch P15F - AliExpress
3Prong Plug 12AWG 125V Double Male Extension Cord Generator Adapter for Transfer | eBay
922-5463) Power Adapter Extension Cord for Apple MagSafe & USB-C Chargers
Tripp Lite Standard Power Extension Cord, 10A, 18 AWG (NEMA 5-15P to NEMA 5-15R), Black, 3 ft. - power extension cable - - P022-003 - Power Cables - CDW.com
L5 20P to L5 20R Heavy Duty Extension Cord, 6 in. | Eaton
20 Amp NEMA TT-30P to L5-30R Power Extension Cord Adapter - Twist Lock – GearIT
Yellow Jacket 2 ft. 12/3 SJTW 3 Multi-Outlet Outdoor Heavy-Duty Adapter Extension Cord with Power Light Block 2882 - The Home Depot