This is a used Banner Emergency Rope Pull Switch in a heavy-duty metal housing.

When used with steel wire rope, it can provide stop actuation along conveyors and similar machinery.

Red PVC-covered 3 mm diameter wire rope is recommended.

Both safety contacts latch open when rope is pulled or in case of a broken wire; requires manual reset

Heavy-duty die cast metal housing, rated IP65, suitable for demanding industrial environments

Rope spans up to 20 m (66 ft)

Both safety contacts are closed with normal rope tension; one contact opens when rope is pulled, the other contact opens if rope breaks (or if tension is reduced from normal amount)

Indicator mark on switch shows when rope has proper tension for operation.

Long life switch is rated at 1 million mechanical operations.