{"product_id":"fanuc-sram-from-for-0i-a-0i-mate-a-a20b-2902-0643","title":"Fanuc SRAM\/FROM for 0i-A\/ 0i Mate-A A20B-2902-0643","description":"\u003ch3 data-start=\"63\" data-end=\"142\"\u003e📌 \u003cstrong data-start=\"70\" data-end=\"142\"\u003eFANUC A20B‑2902‑0643 — 256 K SRAM Module with Serial Spindle Support\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"144\" data-end=\"454\"\u003e\u003cstrong data-start=\"144\" data-end=\"160\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"160\" data-end=\"163\"\u003eThe \u003cstrong data-start=\"167\" data-end=\"185\"\u003eA20B‑2902‑0643\u003c\/strong\u003e is a \u003cstrong data-start=\"191\" data-end=\"221\"\u003ememory board (SRAM module)\u003c\/strong\u003e used inside FANUC CNC control systems. It provides \u003cstrong data-start=\"273\" data-end=\"304\"\u003e256 KB of static RAM (SRAM)\u003c\/strong\u003e along with support for a \u003cstrong data-start=\"330\" data-end=\"358\"\u003eserial spindle interface\u003c\/strong\u003e, and is part of the \u003cstrong data-start=\"379\" data-end=\"415\"\u003eA20B‑2902 series of control PCBs\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"456\" data-end=\"486\"\u003e\u003cstrong data-start=\"456\" data-end=\"484\"\u003eKey Features \u0026amp; Function:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"487\" data-end=\"1314\"\u003e\n\u003cli data-start=\"487\" data-end=\"659\"\u003e\n\u003cp data-start=\"489\" data-end=\"659\"\u003e📦 \u003cstrong data-start=\"492\" data-end=\"508\"\u003eModule Type:\u003c\/strong\u003e \u003cstrong data-start=\"509\" data-end=\"530\"\u003e256 K SRAM module\u003c\/strong\u003e — adds working memory to the CNC controller for system operations and temporary storage. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"660\" data-end=\"901\"\u003e\n\u003cp data-start=\"662\" data-end=\"901\"\u003e🔄 \u003cstrong data-start=\"665\" data-end=\"692\"\u003eSerial Spindle Support:\u003c\/strong\u003e Includes circuitry\/support for a \u003cstrong data-start=\"726\" data-end=\"754\"\u003eserial spindle interface\u003c\/strong\u003e, meaning it’s designed to work with systems that use serial communication for spindle control or feedback. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"902\" data-end=\"1103\"\u003e\n\u003cp data-start=\"904\" data-end=\"1103\"\u003e🛠️ \u003cstrong data-start=\"908\" data-end=\"919\"\u003eSeries:\u003c\/strong\u003e Part of the \u003cstrong data-start=\"932\" data-end=\"976\"\u003eA20B‑2902 family of FANUC control boards\u003c\/strong\u003e, which includes memory boards, display interface modules, servo interface boards, etc. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1104\" data-end=\"1314\"\u003e\n\u003cp data-start=\"1106\" data-end=\"1314\"\u003e🔌 \u003cstrong data-start=\"1109\" data-end=\"1125\"\u003eApplication:\u003c\/strong\u003e Installed on the \u003cstrong data-start=\"1143\" data-end=\"1172\"\u003econtroller rack backplane\u003c\/strong\u003e of compatible FANUC CNC systems to provide essential working memory and spindle‑related data functions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1316\" data-end=\"1746\"\u003e\u003cstrong data-start=\"1316\" data-end=\"1334\"\u003eTypical Usage:\u003c\/strong\u003e\u003cbr data-start=\"1334\" data-end=\"1337\"\u003eThis board is used in FANUC CNC electronics where the system needs reliable SRAM for program buffering, parameter storage during operation, and communication with serial‑type spindle modules. After replacing or installing the module, it’s typically necessary to \u003cstrong data-start=\"1599\" data-end=\"1633\"\u003ereload parameters and programs\u003c\/strong\u003e to the controller so it can function correctly with the new memory module.\u003c\/p\u003e","brand":"JJAutomation","offers":[{"title":"New","offer_id":44703506301064,"sku":"A20B-2902-0643","price":0.0,"currency_code":"INR","in_stock":true},{"title":"Used \/ Refurbished","offer_id":46109835591816,"sku":"A20B-2902-0643","price":0.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/1903\/3224\/files\/WhatsAppImage2025-10-18at1.47.49PM-2026-01-20T160203.215.jpg?v=1768905130","url":"https:\/\/jjautomation.in\/products\/fanuc-sram-from-for-0i-a-0i-mate-a-a20b-2902-0643","provider":"JJAutomation","version":"1.0","type":"link"}