The Staircase lighting timer ELPA 8 is the classic among staircase lighting timers with over 30 million devices. Theben staircase lighting timers can be DIN rail or flush mounted. The portfolio also includes electronic staircase lighting timers with zero-crossing switching for switching increased LED loads, multi-voltage input, continuously adjustable running time (0.5 to 20 minutes) and a switch-off pre-warning for all electronic models.