Need a heavy-duty locking plug for industrial equipment or high-power applications? This NEMA L15-20P locking plug is built to handle the job. Rated for 20 amps and 250VAC, it's designed with 3 poles and 4 wires, making it a reliable choice for three-phase power setups. The plug is industrial grade, so it's tough enough for workshops, construction sites, manufacturing, or any environment where a secure, vibration-resistant connection is a must. The NEMA designation, amperage, voltage, and cUL certification are all molded right into the face of the plug, so you can quickly verify specs on-site. It's cUL listed, meaning it meets strict safety standards for use in Canada and the US. If you're wiring up machinery, generators, industrial tools, or any equipment that uses a L15-20 connector, this plug delivers a safe, secure, and durable connection every time.