Conntek P515520 NEMA 5-15P to 5-15/20R Extra Heavy Duty Pigtail Adapter, UL Listed

Conntek 20520-025 NEMA 5-20 Outdoor Extension Cord 20 Amps 125 Volts, 25 Feet

AC WORKS [XH515520] 15 Amp Household Plug to 20 Amp T-Blade Female Adapter

CyberPower CPS1220RMS Surge Protector, 120V/20A, 12 Outlets, 15ft Power Cord, 1U Rackmount

Marinco 200BBIW ParkPower RV Front Mount 20 Amp, 125V White Power Inlet

Conntek 14340 30Amp RV to 15/20Amp Pigtail Adapter

Conntek NEMA 5-20 20-Amp T-Blade SJOOW 12/3 Anti-Weather, Oils, Acids and Chemicals Rubber Extension Cord, 25-Feet

AC WORKS 15 to 20Amp 125Volt T-Blade Adapter (2PK-Compact)

Conntek 14511: 15 Amp Extension Cord, 25 Feet, UL Listed

Yellow Jacket 2991 Generator Cord with T-Blade, 50 Foot

Conntek 1F515520, 1-ft. 15-Amp to 20-Amp Power Adapter Cord/Space Saver