The Voltec 10/4 SJTW Locking Extension Cords are engineered for rugged outdoor and jobsite power where secure connections and dependable performance are essential. Built with durable 10‑gauge, 4‑conductor SJTW cable and a locking connector to prevent accidental disconnects, this extension cord delivers heavy‑duty power for tools, lighting, generators, and equipment. The weather‑resistant construction stands up to moisture, abrasion, and outdoor elements while remaining flexible in varied temperatures. Ideal for construction sites, workshops, garages, and outdoor projects, this locking extension cord combines strength, reliability, and secure connection technology to keep your power running safely and efficiently.