{"product_id":"giddings-lewis-i-o-module-502-03553-01","title":"Giddings \u0026 Lewis I\/O Module 502-03553-01","description":"\u003cp\u003eThe Giddings \u0026amp; Lewis DC 128 Input Board, part number 502-03553-01, is an industrial control I\/O module designed for use within G\u0026amp;L automation and CNC control systems. The PCB is clearly marked “DC 128 INPUT BOARD” and includes reference number 501-04537-01 printed directly on the board. Manufacturer identification is confirmed by the Giddings \u0026amp; Lewis logo and silkscreen markings on the assembly.\u003c\/p\u003e\n\n\u003cp\u003eThis board is configured to handle up to 128 discrete DC input channels, as indicated by the model designation. The assembly features multiple integrated circuits, resistor networks, and structured input banks arranged across the PCB, along with edge connectors and multi-pin interface headers for system integration. Channel labeling and grouped terminal interfaces are visible, supporting structured input mapping within compatible control racks.\u003c\/p\u003e\n\n\u003cp\u003eThe unit is suitable for replacement, retrofit, or spare inventory applications in Giddings \u0026amp; Lewis control environments requiring the 502-03553-01 DC 128 Input Board. Identification is based strictly on visible PCB markings and attached labeling.\u003c\/p\u003e\n\n\u003cp\u003eStock # 0226-447\u003c\/p\u003e","brand":"Giddings \u0026 Lewis","offers":[{"title":"Default Title","offer_id":49494495592688,"sku":"m00447","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0797\/6648\/7280\/files\/447.webp?v=1775161864","url":"https:\/\/mroexchange.com\/products\/giddings-lewis-i-o-module-502-03553-01","provider":"MRO Exchange","version":"1.0","type":"link"}