{"product_id":"fanuc-cpu-card-for-21i-210i-210is-a20b-3300-0312","title":"Fanuc CPU Card for 21i\/210i\/210is A20B-3300-0312","description":"\u003cp data-start=\"59\" data-end=\"420\"\u003e\u003cstrong data-start=\"59\" data-end=\"75\"\u003eDescription:\u003c\/strong\u003e\u003cbr data-start=\"75\" data-end=\"78\"\u003eThe \u003cstrong data-start=\"82\" data-end=\"106\"\u003eFANUC A20B‑3300‑0312\u003c\/strong\u003e is a \u003cstrong data-start=\"112\" data-end=\"162\"\u003ePentium‑based CPU module printed circuit board\u003c\/strong\u003e designed for use in FANUC CNC controller systems, especially the \u003cstrong data-start=\"228\" data-end=\"256\"\u003e21i‑B and 210i‑SB series\u003c\/strong\u003e. It serves as the \u003cstrong data-start=\"275\" data-end=\"303\"\u003ecentral processing board\u003c\/strong\u003e that handles control logic and execution of programs within these controllers. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"422\" data-end=\"440\"\u003e🧠 \u003cstrong data-start=\"425\" data-end=\"440\"\u003eKey Details\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"441\" data-end=\"1330\"\u003e\n\u003cli data-start=\"441\" data-end=\"559\"\u003e\n\u003cp data-start=\"443\" data-end=\"559\"\u003e\u003cstrong data-start=\"443\" data-end=\"452\"\u003eType:\u003c\/strong\u003e CPU module \/ control PCB – core processing board for a CNC system. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"560\" data-end=\"723\"\u003e\n\u003cp data-start=\"562\" data-end=\"723\"\u003e\u003cstrong data-start=\"562\" data-end=\"585\"\u003eProcessor \u0026amp; Memory:\u003c\/strong\u003e Uses a Pentium architecture with \u003cstrong data-start=\"619\" data-end=\"640\"\u003e16 MB DRAM memory\u003c\/strong\u003e (soldered on board rather than removable). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"724\" data-end=\"933\"\u003e\n\u003cp data-start=\"726\" data-end=\"933\"\u003e\u003cstrong data-start=\"726\" data-end=\"744\"\u003eCompatibility:\u003c\/strong\u003e Typically used with \u003cstrong data-start=\"765\" data-end=\"811\"\u003eFANUC 21i‑B and 210i‑SB series controllers\u003c\/strong\u003e — common on industrial milling and turning machines controlled by FANUC hardware. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"934\" data-end=\"1152\"\u003e\n\u003cp data-start=\"936\" data-end=\"1152\"\u003e\u003cstrong data-start=\"936\" data-end=\"949\"\u003eFunction:\u003c\/strong\u003e Executes CNC control software, manages machine motion control tasks, logic processing, and communications with other PCB modules (I\/O, display, axis controllers). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1153\" data-end=\"1330\"\u003e\n\u003cp data-start=\"1155\" data-end=\"1330\"\u003e\u003cstrong data-start=\"1155\" data-end=\"1172\"\u003eInstallation:\u003c\/strong\u003e Mounted inside the CNC controller rack; replacing it usually requires restoring backed‑up machine settings afterward. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1332\" data-end=\"1615\"\u003e🛠️ \u003cstrong data-start=\"1336\" data-end=\"1349\"\u003eUse Case:\u003c\/strong\u003e\u003cbr data-start=\"1349\" data-end=\"1352\"\u003eThis board is a \u003cstrong data-start=\"1368\" data-end=\"1413\"\u003ecritical part of the controller’s “brain”\u003c\/strong\u003e — without it, the CNC system will not initialize or run programs. It’s commonly sourced as \u003cstrong data-start=\"1505\" data-end=\"1549\"\u003enew, refurbished, or tested used modules\u003c\/strong\u003e from FANUC parts suppliers. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"1617\" data-end=\"1620\"\u003e\n\u003cp data-start=\"1622\" data-end=\"1861\"\u003e✅ \u003cstrong data-start=\"1624\" data-end=\"1636\"\u003eSummary:\u003c\/strong\u003e\u003cbr data-start=\"1636\" data-end=\"1639\"\u003eThe \u003cstrong data-start=\"1643\" data-end=\"1661\"\u003eA20B‑3300‑0312\u003c\/strong\u003e is a \u003cstrong data-start=\"1667\" data-end=\"1696\"\u003eCPU board with 16 MB DRAM\u003c\/strong\u003e for FANUC 21i‑B\/210i‑SB CNC controllers, responsible for processing machine control logic and programs in industrial settings.\u003c\/p\u003e","brand":"JJAutomation","offers":[{"title":"New","offer_id":44830684709000,"sku":"A20B-3300-0312","price":0.0,"currency_code":"INR","in_stock":true},{"title":"Used \/ Refurbished","offer_id":46109846241416,"sku":"A20B-3300-0312","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-2026-02-23T162741.659.jpg?v=1771844268","url":"https:\/\/jjautomation.in\/products\/fanuc-cpu-card-for-21i-210i-210is-a20b-3300-0312","provider":"JJAutomation","version":"1.0","type":"link"}