{"product_id":"fanuc-ai-servo-amplifier-power-pcb-400vac-input-a20b-2003-0420","title":"Fanuc ai Servo Amplifier Power PCB 400VAC-input A20B-2003-0420","description":"\u003ch2 data-section-id=\"xchyxj\" data-start=\"0\" data-end=\"44\"\u003e\u003cspan role=\"text\"\u003e📦 \u003cstrong data-start=\"6\" data-end=\"44\"\u003eFANUC A20B‑2203‑0420 — Description\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"46\" data-end=\"278\"\u003e\u003cstrong data-start=\"46\" data-end=\"62\"\u003ePart Number:\u003c\/strong\u003e \u003cstrong data-start=\"63\" data-end=\"104\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eA20B‑2102‑0512\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e \u003cem data-start=\"105\" data-end=\"193\"\u003e(note: closely related FANUC control PCBs used in the same family as A20B‑2203 boards)\u003c\/em\u003e\u003cbr data-start=\"193\" data-end=\"196\"\u003e\u003cstrong data-start=\"196\" data-end=\"212\"\u003eDescription:\u003c\/strong\u003e \u003cstrong data-start=\"213\" data-end=\"278\"\u003eFANUC Process I\/O \/ Control PCB Board for CNC Control Systems\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"280\" data-end=\"283\"\u003e\n\u003ch3 data-section-id=\"1fpahjl\" data-start=\"285\" data-end=\"306\"\u003e\u003cspan role=\"text\"\u003e🔧 \u003cstrong data-start=\"292\" data-end=\"306\"\u003eWhat It Is\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"308\" data-end=\"636\"\u003e\u003cstrong data-start=\"308\" data-end=\"332\"\u003eFANUC A20B‑2203‑0420\u003c\/strong\u003e is an \u003cstrong data-start=\"339\" data-end=\"379\"\u003einternal printed circuit board (PCB)\u003c\/strong\u003e used in \u003cstrong data-start=\"388\" data-end=\"455\"\u003eFANUC CNC controller electronics and machine automation systems\u003c\/strong\u003e. It belongs to the broader \u003cstrong data-start=\"483\" data-end=\"503\"\u003eA20B‑2203 series\u003c\/strong\u003e of internal control boards that handle logic, input\/output processing, and communication between modules in the CNC control cabinet.\u003c\/p\u003e\n\u003cp data-start=\"638\" data-end=\"1136\"\u003e➡️ Boards in the \u003cem data-start=\"655\" data-end=\"666\"\u003eA16B‑2203\u003c\/em\u003e family are well documented as \u003cstrong data-start=\"697\" data-end=\"717\"\u003eProcess I\/O PCBs\u003c\/strong\u003e — for example, the similar \u003cstrong data-start=\"745\" data-end=\"763\"\u003eA16B‑2203‑0420\u003c\/strong\u003e is described as a \u003cstrong data-start=\"782\" data-end=\"804\"\u003ePROCESS I\/O PCB FA\u003c\/strong\u003e (used for processing signals and system I\/O) in FANUC systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cbr data-start=\"905\" data-end=\"908\"\u003eBy extension, the \u003cstrong data-start=\"926\" data-end=\"944\"\u003eA20B‑2203‑0420\u003c\/strong\u003e serves a \u003cstrong data-start=\"954\" data-end=\"994\"\u003esimilar role in the A20B‑2203 lineup\u003c\/strong\u003e — functioning as an internal \u003cstrong data-start=\"1024\" data-end=\"1050\"\u003econtrol\/processing PCB\u003c\/strong\u003e that interfaces with the CNC controller’s logic, communication buses, or I\/O modules.\u003c\/p\u003e\n\u003chr data-start=\"1138\" data-end=\"1141\"\u003e\n\u003ch3 data-section-id=\"32bgre\" data-start=\"1143\" data-end=\"1177\"\u003e\u003cspan role=\"text\"\u003e⚙️ \u003cstrong data-start=\"1150\" data-end=\"1177\"\u003eTypical Role \u0026amp; Function\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1179\" data-end=\"1767\"\u003e\n\u003cli data-section-id=\"imqpdy\" data-start=\"1179\" data-end=\"1243\"\u003e📍 \u003cstrong data-start=\"1184\" data-end=\"1195\"\u003eSeries:\u003c\/strong\u003e A20B‑2203 — FANUC internal control PCB family\u003c\/li\u003e\n\u003cli data-section-id=\"xkfj8o\" data-start=\"1244\" data-end=\"1546\"\u003e🧠 \u003cstrong data-start=\"1249\" data-end=\"1262\"\u003eFunction:\u003c\/strong\u003e\n\u003cul data-start=\"1267\" data-end=\"1546\"\u003e\n\u003cli data-section-id=\"d919vn\" data-start=\"1267\" data-end=\"1338\"\u003eActs as an \u003cstrong data-start=\"1280\" data-end=\"1306\"\u003einternal control board\u003c\/strong\u003e within a FANUC CNC controller\u003c\/li\u003e\n\u003cli data-section-id=\"i7i709\" data-start=\"1341\" data-end=\"1459\"\u003eHandles \u003cstrong data-start=\"1351\" data-end=\"1403\"\u003elogic signals, I\/O processing, and communication\u003c\/strong\u003e between processor boards and I\/O or subsystem modules\u003c\/li\u003e\n\u003cli data-section-id=\"mp228j\" data-start=\"1462\" data-end=\"1546\"\u003eEnsures correct routing and timing of data\/control signals within the CNC system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11p7zvw\" data-start=\"1547\" data-end=\"1648\"\u003e📦 \u003cstrong data-start=\"1552\" data-end=\"1575\"\u003eSystem Integration:\u003c\/strong\u003e Mounted inside the \u003cstrong data-start=\"1595\" data-end=\"1614\"\u003econtrol cabinet\u003c\/strong\u003e on a backplane or carrier board\u003c\/li\u003e\n\u003cli data-section-id=\"1ewbynw\" data-start=\"1649\" data-end=\"1767\"\u003e🔄 \u003cstrong data-start=\"1654\" data-end=\"1675\"\u003eInteroperability:\u003c\/strong\u003e Works with other FANUC boards, CPU modules, and I\/O racks to maintain CNC control operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1769\" data-end=\"2014\"\u003eThese PCBs are \u003cstrong data-start=\"1784\" data-end=\"1811\"\u003enot external user parts\u003c\/strong\u003e, but essential internal system boards. They typically \u003cem data-start=\"1866\" data-end=\"1925\"\u003edon’t directly drive motors or read machine sensors alone\u003c\/em\u003e — instead they help manage and process signals between multiple parts of the controller.\u003c\/p\u003e\n\u003chr data-start=\"2016\" data-end=\"2019\"\u003e\n\u003ch3 data-section-id=\"1cghuc2\" data-start=\"2021\" data-end=\"2044\"\u003e\u003cspan role=\"text\"\u003e🛠️ \u003cstrong data-start=\"2029\" data-end=\"2044\"\u003eUsage Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2046\" data-end=\"2444\"\u003e\n\u003cli data-section-id=\"1ou7626\" data-start=\"2046\" data-end=\"2145\"\u003eThis part is often \u003cstrong data-start=\"2067\" data-end=\"2101\"\u003esold new, used, or refurbished\u003c\/strong\u003e by industrial automation parts suppliers.\u003c\/li\u003e\n\u003cli data-section-id=\"1o99jga\" data-start=\"2146\" data-end=\"2328\"\u003eRepair services for such PCBs are sometimes available from specialist vendors (similar to how \u003cem data-start=\"2242\" data-end=\"2258\"\u003eA16B‑2203‑0420\u003c\/em\u003e can be repaired\/refurbished). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"10rwvep\" data-start=\"2329\" data-end=\"2444\"\u003eAlways match the \u003cstrong data-start=\"2348\" data-end=\"2380\"\u003eexact part number and suffix\u003c\/strong\u003e to guarantee compatibility with your specific FANUC controller.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2446\" data-end=\"2449\"\u003e\n\u003ch3 data-section-id=\"jgnmez\" data-start=\"2451\" data-end=\"2469\"\u003e\u003cspan role=\"text\"\u003e📌 \u003cstrong data-start=\"2458\" data-end=\"2469\"\u003eSummary\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2471\" data-end=\"2778\"\u003e👉 \u003cstrong data-start=\"2474\" data-end=\"2498\"\u003eFANUC A20B‑2203‑0420\u003c\/strong\u003e is an \u003cstrong data-start=\"2505\" data-end=\"2541\"\u003einternal control\/Process I\/O PCB\u003c\/strong\u003e used in FANUC CNC control cabinets, responsible for managing logic and I\/O signal processing within the controller.\u003cbr data-start=\"2657\" data-end=\"2660\"\u003e👉 Works alongside other FANUC internal boards to coordinate communication, timing, and control across the CNC system.\u003c\/p\u003e","brand":"JJAutomation","offers":[{"title":"New","offer_id":44959642550408,"sku":"A20B-2003-0420","price":0.0,"currency_code":"INR","in_stock":true},{"title":"Used \/ Refurbished","offer_id":46109860593800,"sku":"A20B-2003-0420","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-2026-04-02T144426.342.jpg?v=1775121275","url":"https:\/\/jjautomation.in\/products\/fanuc-ai-servo-amplifier-power-pcb-400vac-input-a20b-2003-0420","provider":"JJAutomation","version":"1.0","type":"link"}