This AC WORKS locking plug is a heavy‑duty NEMA L15‑30P, rated for 30 Amps and 250 Volts in 3‑phase applications. It features a 4‑prong elbow design that securely locks into place, preventing accidental disconnection during use. Built with industrial‑grade materials, the housing resists impacts, chemicals, and weather for long‑lasting durability. cULus approved, this plug ensures safe and reliable performance for 3‑phase power distribution, generator cords, and heavy‑duty workshop applications. Designed for DIY cord assembly or replacement, it provides a secure connection and dependable functionality. Backed by a 5‑year limited warranty, it delivers peace of mind and consistent performance. Material: Thermoplastic.