Store your servers, network and telecommunications equipment in this 45U high-capacity open-frame rack Product shipped in flat-pack packaging for easier handling and reduced shipping cost four post rack / 4 post rack / 45u 4 post rack / 45u server rack / 45u open frame Heavy duty open rack supports 3300 lbs (1493.21 kg) Ideal for mounting heavy equipment like UPSs and storage servers Perfect for server environments such as server farms, factory and other industrial applications