ACCESSORIES   Hand switch EHA The EHA hand switch serves for actuating one or several linear drives. Hand switch infrared The IHA hand switch serves for actuating one or several linear drives without cable connection. The transmission works with a receiver, which can be plugged into the control unit. Pneumatic operating elements The range of pneumatic operating elements consists of foot switches and hand-held switches. Comfodesk desk switch STA / STC Operating element for adjusting actuators in desks, chairs or tables. Comfodesk foot switch STF / STH / STG Operating element for the simple and ergonomic operation of adjusting actuators in desks chairs and couches. Locking device SPP With the SPP the operator can lock or unlock individual or all actuators. Actuators which are locked cannot be activated with the operating element. Distributor box ZVB The ZVB is needed, if several operating elements are required for operating an actuator.