{"product_id":"honeywell-51304903-100-legacy-data-storage-interface-card","title":"Honeywell 51304903-100 Legacy Data Storage Interface Card","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHoneywell 51304903-100\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a vital legacy interface module known as a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eWDA Card\u003c\/strong\u003e. Its primary function is to serve as a hardware bridge, connecting a standard\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSCSI (Small Computer System Interface)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eWinchester Drive interface\u003c\/strong\u003e. \u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e51304903-100.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWDA (Winchester Drive Adapter) Card.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFunction:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eInterface Bridge (SCSI to Winchester).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePLCs \/ Machine Control \/ PC Board Computer.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Compatibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eLegacy Honeywell TDC series.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInterface A:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSCSI (Small Computer System Interface).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInterface B:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWinchester Drive Interface.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.24 lbs (0.11 kg).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStatus:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDiscontinued by Manufacturer.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features and Engineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eData Protocol Conversion:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eActs as a mechanical and electrical translator, allowing modern (for its era) SCSI controllers to access the specific geometry and command sets of Winchester hard drives.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Longevity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProvides a critical link that allows legacy Honeywell systems to maintain data logging and configuration storage without needing a full system migration to modern solid-state architecture.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact Form Factor:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe thin, PCB-based design allows it to be integrated into high-density I\/O racks without obstructing airflow or neighboring cards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Integrity Connection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUtilizes industrial-grade connectors designed to maintain signal integrity in environments with high levels of electromagnetic interference (EMI).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect Bus Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDesigned to plug directly into the Honeywell proprietary backplane, ensuring low-latency data transfer between the storage drive and the central processor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":44954174619763,"sku":"51304903-100","price":410.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-05-11_16-56-15_78d714c4-96c8-4f67-8cd2-9ffd783c88ec.png?v=1778491260","url":"https:\/\/www.dcssupplier.com\/products\/honeywell-51304903-100-legacy-data-storage-interface-card","provider":"DcsSupplier Limited","version":"1.0","type":"link"}