{"product_id":"fanuc-ai-servo-amplifier-control-card-200vac-input-a20b-2101-0071-copy","title":"Fanuc ai Servo Amplifier Control Card 200VAC-input A20B-2101-0072","description":"\u003ch2 data-section-id=\"1d8cu8l\" data-start=\"0\" data-end=\"44\"\u003e\u003cspan role=\"text\"\u003e📦 \u003cstrong data-start=\"6\" data-end=\"44\"\u003eFANUC A20B‑2101‑0072 — Description\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"46\" data-end=\"182\"\u003e\u003cstrong data-start=\"46\" data-end=\"62\"\u003ePart Number:\u003c\/strong\u003e \u003cstrong data-start=\"63\" data-end=\"81\"\u003eA20B‑2101‑0072\u003c\/strong\u003e\u003cbr data-start=\"81\" data-end=\"84\"\u003e\u003cstrong data-start=\"84\" data-end=\"100\"\u003eDescription:\u003c\/strong\u003e \u003cstrong data-start=\"101\" data-end=\"182\"\u003eInternal PCB (printed circuit board) used in FANUC CNC controller electronics\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"184\" data-end=\"572\"\u003e\u003cstrong data-start=\"184\" data-end=\"197\"\u003eOverview:\u003c\/strong\u003e\u003cbr data-start=\"197\" data-end=\"200\"\u003eThe \u003cstrong data-start=\"204\" data-end=\"228\"\u003eFANUC A20B‑2101‑0072\u003c\/strong\u003e is an \u003cstrong data-start=\"235\" data-end=\"259\"\u003einternal control PCB\u003c\/strong\u003e (printed circuit board) that is part of the \u003cstrong data-start=\"304\" data-end=\"317\"\u003eA20B‑2101\u003c\/strong\u003e series of FANUC electronic boards. These boards are used within \u003cstrong data-start=\"382\" data-end=\"411\"\u003eFANUC CNC control systems\u003c\/strong\u003e to provide essential logic, signal routing, and subsystem interface functions inside the controller’s electronics cabinet. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"574\" data-end=\"577\"\u003e\n\u003ch3 data-section-id=\"1fpahjl\" data-start=\"579\" data-end=\"600\"\u003e\u003cspan role=\"text\"\u003e🔧 \u003cstrong data-start=\"586\" data-end=\"600\"\u003eWhat It Is\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"602\" data-end=\"1229\"\u003e\n\u003cli data-section-id=\"1wddj69\" data-start=\"602\" data-end=\"736\"\u003e\n\u003cstrong data-start=\"604\" data-end=\"615\"\u003eSeries:\u003c\/strong\u003e A20B‑2101 — a family of FANUC PCBs used for various control and interface tasks. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qvqu7u\" data-start=\"737\" data-end=\"783\"\u003e\n\u003cstrong data-start=\"739\" data-end=\"748\"\u003eType:\u003c\/strong\u003e Internal \u003cstrong data-start=\"758\" data-end=\"781\"\u003econtrol \/ logic PCB\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"yzo7ua\" data-start=\"784\" data-end=\"1112\"\u003e\n\u003cstrong data-start=\"786\" data-end=\"799\"\u003eFunction:\u003c\/strong\u003e Assists the CNC controller’s electronics in communication, signal processing, or subsystem coordination. Boards in this series include \u003cstrong data-start=\"935\" data-end=\"957\"\u003eProcess I\/O boards\u003c\/strong\u003e, \u003cstrong data-start=\"959\" data-end=\"982\"\u003eoperator panel PCBs\u003c\/strong\u003e, and other control boards — indicating that A20B‑2101‑0072 plays a similar internal role. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"28etrc\" data-start=\"1113\" data-end=\"1229\"\u003e\n\u003cstrong data-start=\"1115\" data-end=\"1123\"\u003eUse:\u003c\/strong\u003e Installed inside the CNC controller cabinet — it is not an external user interface or servo drive module.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1231\" data-end=\"1419\"\u003eTypical boards in the A20B‑2101 range handle functions such as I\/O processing, interface between the controller CPU and other systems, and support for multi‑axis control. Examples include:\u003c\/p\u003e\n\u003cul data-start=\"1420\" data-end=\"1581\"\u003e\n\u003cli data-section-id=\"vdjmdi\" data-start=\"1420\" data-end=\"1463\"\u003e\u003cstrong data-start=\"1422\" data-end=\"1461\"\u003eA20B‑2101‑0731 — Process I\/O PCB MB\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1jj1iat\" data-start=\"1464\" data-end=\"1507\"\u003e\u003cstrong data-start=\"1466\" data-end=\"1505\"\u003eA20B‑2101‑0562 — Process I\/O PCB KC\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"6uk83i\" data-start=\"1508\" data-end=\"1581\"\u003e\n\u003cstrong data-start=\"1510\" data-end=\"1543\"\u003eA20B‑2101‑0370 — OP panel PCB\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1583\" data-end=\"1586\"\u003e\n\u003ch3 data-section-id=\"1in9nmx\" data-start=\"1588\" data-end=\"1615\"\u003e\u003cspan role=\"text\"\u003e🛠️ \u003cstrong data-start=\"1596\" data-end=\"1615\"\u003eWhere It’s Used\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1617\" data-end=\"1646\"\u003eThis PCB is usually found in:\u003c\/p\u003e\n\u003cul data-start=\"1647\" data-end=\"1854\"\u003e\n\u003cli data-section-id=\"dtxc65\" data-start=\"1647\" data-end=\"1712\"\u003eCNC machine controller electronics (Fanuc 0i, 16i, 21i, etc.)\u003c\/li\u003e\n\u003cli data-section-id=\"qzlzup\" data-start=\"1713\" data-end=\"1769\"\u003eLogic and interface areas within the control cabinet\u003c\/li\u003e\n\u003cli data-section-id=\"175wat8\" data-start=\"1770\" data-end=\"1854\"\u003eSystems where the controller coordinates motion, I\/O, and other machine operations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1856\" data-end=\"2012\"\u003eBoards like this are essential for proper CNC controller operation — without them systems can lose communication between CPUs, I\/O racks, or drive modules.\u003c\/p\u003e\n\u003chr data-start=\"2014\" data-end=\"2017\"\u003e\n\u003ch3 data-section-id=\"jgnmez\" data-start=\"2019\" data-end=\"2037\"\u003e\u003cspan role=\"text\"\u003e📌 \u003cstrong data-start=\"2026\" data-end=\"2037\"\u003eSummary\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2039\" data-end=\"2448\"\u003e👉 \u003cstrong data-start=\"2042\" data-end=\"2066\"\u003eFANUC A20B‑2101‑0072\u003c\/strong\u003e is an \u003cstrong data-start=\"2073\" data-end=\"2097\"\u003einternal control PCB\u003c\/strong\u003e used inside FANUC CNC controller electronics.\u003cbr data-start=\"2143\" data-end=\"2146\"\u003e👉 It belongs to the \u003cstrong data-start=\"2167\" data-end=\"2187\"\u003eA20B‑2101 series\u003c\/strong\u003e, a group of boards responsible for control logic, signal processing, and internal communication in FANUC controllers.\u003cbr data-start=\"2305\" data-end=\"2308\"\u003e👉 It’s not a standalone external component but a crucial part of the controller’s internal circuitry.\u003c\/p\u003e","brand":"JJAutomation","offers":[{"title":"Default Title","offer_id":44959788073096,"sku":"A20B-2101-0072","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-2026-04-02T152024.687.jpg?v=1775123433","url":"https:\/\/jjautomation.in\/products\/fanuc-ai-servo-amplifier-control-card-200vac-input-a20b-2101-0071-copy","provider":"JJAutomation","version":"1.0","type":"link"}