A 220-volt extension cord is for high-amperage tools and appliances. We use only the most excellent quality 12 gauge insulation on all of our 220/240V extension power cords. You’ll find this type of cord used by power tools, water heaters, dryers, and electric vehicle charging. We’ve got quality that’s equal or exceeding of the excellence that users have come to love from a 220 extension cord lowes supplies. You’re given durability you can trust.