{"product_id":"giddings-and-lewis-electronics-io-pcb-board-assembly-501-03855-00-0226-506","title":"Giddings and Lewis Electronics I\/O PCB Board Assembly 501-03855-00","description":"\u003cp\u003eThis listing is for a Giddings and Lewis Electronics Digital I\/O PCB Board assembly, part number 501-03855-00, with secondary reference number 502-03064-10 visible on an affixed label. The board is date coded 7\/83 RB. The assembly consists of two mirrored Digital I\/O sections, each with labeled INPUT and OUTPUT edge connectors, screw terminal input positions numbered 1 through 26 visible in photos, individual fuse positions labeled FU1-0 through FU1-15 per section, and individual LED indicator positions labeled LED1-0 through LED1-15 per section. The Giddings and Lewis Electronics logo is visible on each board section.\u003c\/p\u003e\n\n\u003cp\u003eThis Digital I\/O board is consistent with components used in Giddings and Lewis CNC control systems commonly found in machining centers and other industrial machine tool applications from the 1980s. It represents a dual-section I\/O interface assembly providing fused discrete input and output channels with individual LED status indication per channel. The board shows surface wear consistent with prior industrial installation.\u003c\/p\u003e\n\n\u003cp\u003eStock # 0226-506\u003c\/p\u003e","brand":"Giddings and Lewis Electronics","offers":[{"title":"Default Title","offer_id":48856372609264,"sku":"m00506","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0797\/6648\/7280\/files\/E82D0DEE-3E0E-4728-800A-7AC8D85EE92B.jpg?v=1771620478","url":"https:\/\/mroexchange.com\/products\/giddings-and-lewis-electronics-io-pcb-board-assembly-501-03855-00-0226-506","provider":"MRO Exchange","version":"1.0","type":"link"}