The psb overhead conveyor technology offers for each requirment, the optimum system solution- managed and controlled by psb selektron. Trolly-contact handling systempsb the latest system solution enable the overhead conveyor transport, storage and sorting related parts without any transportation aid. Trolly conveyor system psb power and free systems are based on a common platform strategy for several types of overhead conveyors. Which trolley conveyor system is the most appropriate-micro-mon-or-long-trolly- for example, depends on the system performance or on the weight and dimension of the transported material from.