This is a used, Iwaki KBR-3ZAU1M bellows pump. This was used in an onboard chemical mixing unit for an Agfa Dlab. This pump was used to pump color developer replenisher as part of the chemical mixing system. The 3 connecting wires have bare wire ends. The bellows has been replaced with a new bellows. It pump has been thoroughly cleaned and rinsed. Returns accepted within 7 days of receiving if it is DOA. This model is made in Japan.