The Bretford ECF6 6-Outlet Electrical Assembly is compatible with all Bretford multimedia carts and EC carts. This powerful unit allows you to connect many electrical units to the system. It easily mounts to the unit using pre-drilled holes. The built-in surge protection guards against accidental burn-outs. This particular unit mounts to the modesty panel or cord bin on Bretford Computer Tables. It's held in place with reliable wing nuts.