We are offering printed circuit board assembly.1.otis wwpdb gba26810a2 pcb, it is drive board for otis machine roomless elevator , installed in the otis inverter . 2.otis, kone, schindler, mitsubishi, lg, sigma, thyssen, hitachitt, western union, paypaldhl, tnt, fedex, ups, air, sea wwpdb gba26810a2