The RACO electric work box cover is designed for secure and reliable installation in exposed work applications, making it an essential accessory for electrical projects. This lock receptacle cover is suitable for one 30 amp locking receptacle with a 1.719 in. diameter and is raised 1/2 in. to accommodate various setups. Manufactured by RACO, this cover is UL listed and CSA certified, ensuring safety and compliance with industry standards. The electric 4x4 box cover lock is constructed from durable materials and comes bagged for convenience. Its square base design provides a stable fit for electrical cords and helps protect connections in demanding environments. Ideal for both professional electricians and DIY enthusiasts, this cover for electrical cord with square base offers peace of mind by safeguarding your electrical installations. The multicolor finish blends seamlessly with different settings, and the product is distributed by RACO, a trusted name in electrical components. Manufacturer number 811C. This product is a practical solution for anyone needing a dependable lock receptacle cover for exposed work.