{"product_id":"fanuc-cpu-card-unit-for-0i-c-0i-mate-c-21i-210i-210is-a20b-3300-0313","title":"Fanuc CPU Card unit for 0i-C\/ 0i Mate-C\/ 21i\/210i\/210is A20B-3300-0313","description":"\u003ch3 data-end=\"30\" data-start=\"0\"\u003e📌 ** — Part Description**\u003c\/h3\u003e\n\u003cp data-end=\"513\" data-start=\"32\"\u003e\u003cstrong data-end=\"56\" data-start=\"32\"\u003eFANUC A20B‑3300‑0313\u003c\/strong\u003e (used here as a reference for the \u003cstrong data-end=\"116\" data-start=\"91\"\u003eA20B‑3300‑0313 family\u003c\/strong\u003e) is a \u003cstrong data-end=\"153\" data-start=\"123\"\u003eCPU \/ main processor board\u003c\/strong\u003e used in FANUC CNC controllers — and \u003cstrong data-end=\"208\" data-start=\"190\"\u003eA20B‑3300‑0313\u003c\/strong\u003e is the closest documented part in the same \u003cem data-end=\"258\" data-start=\"252\"\u003e3300\u003c\/em\u003e series. Based on this family and official FANUC hardware tables, \u003cstrong data-end=\"342\" data-start=\"324\"\u003eA20B‑3300‑0313\u003c\/strong\u003e (and by extension similar \u003cem data-end=\"382\" data-start=\"369\"\u003e3300‑series\u003c\/em\u003e CPU cards such as \u003cem data-end=\"431\" data-start=\"401\"\u003eA20B‑3300‑0310 \/ 0311 \/ 0312\u003c\/em\u003e) share the same role in the control system. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-end=\"518\" data-start=\"515\"\u003e\n\u003ch3 data-end=\"578\" data-start=\"520\"\u003e🧠 \u003cstrong data-end=\"578\" data-start=\"527\"\u003eWhat A20B‑3300‑0313 \/ 3300‑series CPU Cards Are\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cul data-end=\"900\" data-start=\"579\"\u003e\n\u003cli data-end=\"663\" data-start=\"579\"\u003e\n\u003cp data-end=\"663\" data-start=\"581\"\u003e\u003cstrong data-end=\"594\" data-start=\"581\"\u003eCategory:\u003c\/strong\u003e CPU Processor Module (main logic board for industrial CNC control)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"726\" data-start=\"664\"\u003e\n\u003cp data-end=\"726\" data-start=\"666\"\u003e\u003cstrong data-end=\"677\" data-start=\"666\"\u003eSeries:\u003c\/strong\u003e FANUC \u003cstrong data-end=\"697\" data-start=\"684\"\u003eA20B‑3300\u003c\/strong\u003e (control processor family)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"900\" data-start=\"727\"\u003e\n\u003cp data-end=\"900\" data-start=\"729\"\u003e\u003cstrong data-end=\"742\" data-start=\"729\"\u003eFunction:\u003c\/strong\u003e Acts as the \u003cstrong data-end=\"772\" data-start=\"755\"\u003emain CPU card\u003c\/strong\u003e — the central processor that runs the CNC controller’s core operating software and logic. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1017\" data-start=\"902\"\u003eIn early FANUC hardware documentation this family includes CPU boards with different memory\/configuration variants:\u003c\/p\u003e\n\u003cul data-end=\"1392\" data-start=\"1018\"\u003e\n\u003cli data-end=\"1118\" data-start=\"1018\"\u003e\n\u003cp data-end=\"1118\" data-start=\"1020\"\u003e\u003cstrong data-end=\"1056\" data-start=\"1020\"\u003eA20B‑3300‑0310 \/ A20B‑3300‑0311:\u003c\/strong\u003e CPU with DRAM memory. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1221\" data-start=\"1119\"\u003e\n\u003cp data-end=\"1221\" data-start=\"1121\"\u003e\u003cstrong data-end=\"1157\" data-start=\"1121\"\u003eA20B‑3300‑0291 \/ A20B‑3300‑0290:\u003c\/strong\u003e Earlier 486 CPU boards. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1392\" data-start=\"1222\"\u003e\n\u003cp data-end=\"1392\" data-start=\"1224\"\u003e\u003cstrong data-end=\"1243\" data-start=\"1224\"\u003eA20B‑3300‑0313:\u003c\/strong\u003e A CPU board with \u003cstrong data-end=\"1303\" data-start=\"1261\"\u003e32 MB DRAM and Pentium class processor\u003c\/strong\u003e used on specific FANUC controllers such as \u003cem data-end=\"1353\" data-start=\"1347\"\u003e0i‑C\u003c\/em\u003e. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1397\" data-start=\"1394\"\u003e\n\u003ch3 data-end=\"1426\" data-start=\"1399\"\u003e📋 \u003cstrong data-end=\"1426\" data-start=\"1406\"\u003eTypical Function\u003c\/strong\u003e\n\u003c\/h3\u003e\n\u003cp data-end=\"1541\" data-start=\"1427\"\u003eThis part is an essential \u003cstrong data-end=\"1479\" data-start=\"1453\"\u003eprocessor (CPU) module\u003c\/strong\u003e inside the CNC controller cabinet. It performs the following:\u003c\/p\u003e\n\u003cul data-end=\"2093\" data-start=\"1542\"\u003e\n\u003cli data-end=\"1683\" data-start=\"1542\"\u003e\n\u003cp data-end=\"1683\" data-start=\"1544\"\u003e\u003cstrong data-end=\"1577\" data-start=\"1544\"\u003eExecutes CNC firmware \u0026amp; logic\u003c\/strong\u003e — machine motion control, program processing, and internal logic. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1831\" data-start=\"1684\"\u003e\n\u003cp data-end=\"1831\" data-start=\"1686\"\u003e\u003cstrong data-end=\"1716\" data-start=\"1686\"\u003eCoordinates communications\u003c\/strong\u003e with display boards, input panels, axes control cards, and I\/O interfaces. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1956\" data-start=\"1832\"\u003e\n\u003cp data-end=\"1956\" data-start=\"1834\"\u003eInterfaces memory modules (DRAM\/SRAM) and maintains system state during operation. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2093\" data-start=\"1957\"\u003e\n\u003cp data-end=\"2093\" data-start=\"1959\"\u003eOften paired with other boards in the cabinet such as power supply modules and axis controllers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JJAutomation","offers":[{"title":"New","offer_id":44758018687112,"sku":"A20B-3300-0313","price":0.0,"currency_code":"INR","in_stock":true},{"title":"Used \/ Refurbished","offer_id":46109843816584,"sku":"A20B-3300-0313","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-2026-02-06T154705.803.jpg?v=1770373033","url":"https:\/\/jjautomation.in\/products\/fanuc-cpu-card-unit-for-0i-c-0i-mate-c-21i-210i-210is-a20b-3300-0313","provider":"JJAutomation","version":"1.0","type":"link"}