{"product_id":"1503236xm","title":"IBM 1503236XM Asynchronous ISA Card IBM Part Number: 1503236XM","description":"\u003cp\u003eThe IBM 1503236XM is an ISA-bus asynchronous communications adapter designed for legacy IBM PS\/2 and compatible systems. This refurbished card provides serial connectivity through standard DB-9 or DB-25 connectors, supporting asynchronous data transmission at typical rates up to 115.2 kbps. The ISA interface ensures compatibility with 8-bit and 16-bit ISA slots found in 1980s and 1990s-era desktop platforms. Typical applications include industrial control systems, point-of-sale terminals, laboratory instrumentation, and systems requiring reliable serial port expansion where modern USB or Ethernet solutions are unavailable or impractical. This card is ideal for maintaining or expanding legacy enterprise hardware still operational in specialized environments. Each unit has been tested and guaranteed; available via quote.\u003c\/p\u003e","brand":"IBM","offers":[{"title":"Refurbished","offer_id":52736089325781,"sku":"1503236XM","price":243.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/4930\/9653\/files\/1503236xm-o_d8ypi0ctxv8asvwg.webp?v=1764887857","url":"https:\/\/g5networkgroup.com\/products\/1503236xm","provider":"G5 Network Group","version":"1.0","type":"link"}