SD1003SFK is a Switch Disconnector Fuse with neutral link and live terminals fully shrouded. Door interlock has integral defeat mechanism allowing door to be opened without switching OFF and this feature is not operable when the handle is padlocked. The door opens within the width of the unit allowing units to be mounted adjacent, neutral has disconnectable link and capacity for 3 outgoing cables, keyhole slots in the enclosure base allow easy installation, earthing kit provided as standard, easy access to fuse links, steelwork finished in polyester epoxy powder, handle position provides positive contact indication, door handle prevents door being opened when switch is ON or padlocked and handle pad lockable in ON and OFF positions.