The Leviton 20A Mechanical Interlock (Model 420MF9WLEV) in blue is engineered for safety and reliability in electrical applications. This interlock device ensures that the power is off before the plug can be removed, significantly reducing the risk of accidental disconnections. With a 20A rating, it is suitable for various industrial environments and complies with safety standards. The durable blue housing provides both strength and visibility, making it an excellent choice for demanding conditions. Compatible with Leviton pin and sleeve connectors, this interlock is essential for secure electrical connections.