Southwire 100 ft. 8/4 600-Volt CU Black Flexible Portable Power SOOW Cord 55809343 - The Home Depot
WindyNation 10 ft. 8/4 8 Gauge 4 Conductor 600-Volt Black SOOW Cord 8G-4C- SOOW-10F - The Home Depot
8/4 SOOW SOO SO Black Rubber Cord Outdoor Wire Cable Flexible Wire/Cable - Wire Wire Electric Supply
POWERCORD-8/4-220 31 FOOT 8/4 Wire with Hubbell 231A connector, Henry (Clean Used)
8/4 SOOW 8 Gauge Portable Power Cable Cord 600 Volt, Non-UL
75 FT 8/3 SOOW SO SOO SOW BLACK RUBBER CORD EXTENSION WIRE/CABLE | eBay
AC WORKS 50ft Super-Duty L5-30 Cord 50-ft 8 / 3-Prong Indoor/Outdoor Soow Super Heavy Duty Locking Extension Cord in the Extension Cords department at Lowes.com
12/8 SOOW Cable • Cut by the Foot | Wire & Cable Your Way
14/4 SO Cord | Allied Wire & Cable
8/3 SOOW SOO SO Black Rubber Cord Outdoor Wire Cable Flexible Wire/Cable - Wire Wire Electric Supply