A magnetically operated reed switch rated at 10 V, used for position and end-of-travel sensing in Berson ultraviolet plant — typically to confirm that the wiper mechanism has reached the end of its stroke. A failed reed switch usually presents as a wiper that runs to a timeout or refuses to start a cycle, rather than as an obviously electrical fault. This catalogue also stocks a reed switch with an M8 connector on a 500 mm lead under item 10254-1015.