Hoffman A363611NGCT Commercial Enclosure National Grid Current Transformer, Hinged Cover, Type 3R provides outdoor security and protection for instrument current transformers frequently required for transformer-rated watt-hour metering. Cabinets can also be used as a service box or junction box and house meter, transformer, relay or terminal assemblies. 16 ga. perforated back panel included, Mounting holes on back of enclosure, Door handles provided, Cover is removable in the open position, Provisions for padlocking, No gasketing or knockouts, and Dripshield top and seam-free sides, front and back.