The HUBBELL HBL2811 is a high-quality locking plug designed for commercial and industrial applications. It features a 4-pole, 5-wire configuration and is capable of carrying a maximum current of 30A at 120/208V. The plug is equipped with a reliable L21-30P locking mechanism to ensure a secure connection and prevent accidental disconnection. Whether you're setting up a data center, generator, or any other power-intensive equipment, the HBL2811 offers the durability and reliability you need for long-lasting performance.