Southwire Screw-On 4" x 4" Steel 17 Knockouts Square Box is a versatile square electrical box designed to distribute power efficiently to multiple electrical devices. It allows for the splitting of multiple conductor runs in two or more directions, making it i for complex wiring setups. The combination knockouts provide enhanced wiring flexibility on the job site, accommodating various installation needs. Crafted to work with combination Phillips and slotted screw heads, this box ensures ease of use during installation. Additionally, it meets UL and RoHS compliance standards, ing safety and environmental responsibility.