100ft. 12/3 TriTap Extension Cord with Lighted End Plug
Value Collection - 250', 12/3 Gauge/Conductors, Black Outdoor Extension Cord - 43583855 - MSC Industrial Supply
Amazon.com: pizety 12/3 Heavy Duty Extension Cord 75 ft 12 Gauge Extension Cords Rated up to 1875 Watts 125V, 15Amp Lighted SJTW Indoor Outdoor 12 Gauge Grounded Cord UL Listed 12 Awg
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
Bergen Industries 100 ft. 12/3 SJTW 15 Amp/125-Volt Outdoor Triple Tap Extension Cord, Yellow OC1001233T - The Home Depot