{"product_id":"fanuc-ai-servo-amplifier-control-card-200vac-input-a20b-2101-0070-copy","title":"Fanuc ai Servo Amplifier Control Card 200VAC-input A20B-2100-0741","description":"\u003ch2 data-section-id=\"1pnxkvs\" data-start=\"0\" data-end=\"67\"\u003e\u003cspan role=\"text\"\u003e🔧 \u003cstrong data-start=\"6\" data-end=\"67\"\u003eFANUC A20B-2100-0741 – Alpha i Servo Control PCB (2-Axis)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"69\" data-end=\"317\"\u003e\u003cstrong data-start=\"69\" data-end=\"87\"\u003eA20B-2100-0741\u003c\/strong\u003e is a \u003cstrong data-start=\"93\" data-end=\"139\"\u003eFANUC internal printed circuit board (PCB)\u003c\/strong\u003e used inside \u003cstrong data-start=\"152\" data-end=\"192\"\u003eAlpha i (αi) servo amplifier modules\u003c\/strong\u003e. It is specifically a \u003cstrong data-start=\"215\" data-end=\"248\"\u003edual-axis servo control board\u003c\/strong\u003e that forms part of the internal electronics of a servo drive system.\u003c\/p\u003e\n\u003chr data-start=\"319\" data-end=\"322\"\u003e\n\u003ch2 data-section-id=\"1meq4ty\" data-start=\"324\" data-end=\"342\"\u003e🧠 What It Is\u003c\/h2\u003e\n\u003cp data-start=\"343\" data-end=\"407\"\u003e👉 \u003cstrong data-start=\"346\" data-end=\"407\"\u003eA20B-2100-0741 = Alpha i SVM2 Dual-Axis Servo Control PCB\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"409\" data-end=\"662\"\u003e\n\u003cli data-section-id=\"1en9np9\" data-start=\"409\" data-end=\"457\"\u003e\n\u003cstrong data-start=\"411\" data-end=\"420\"\u003eType:\u003c\/strong\u003e Servo control PCB (internal board)\u003c\/li\u003e\n\u003cli data-section-id=\"xwzfyt\" data-start=\"458\" data-end=\"499\"\u003e\n\u003cstrong data-start=\"460\" data-end=\"471\"\u003eSeries:\u003c\/strong\u003e Alpha i (αi) servo system\u003c\/li\u003e\n\u003cli data-section-id=\"16kjaks\" data-start=\"500\" data-end=\"563\"\u003e\n\u003cstrong data-start=\"502\" data-end=\"521\"\u003eFunction Class:\u003c\/strong\u003e \u003cstrong data-start=\"522\" data-end=\"561\"\u003e2-axis (dual-channel) control board\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1d5sfpg\" data-start=\"564\" data-end=\"662\"\u003eInstalled inside \u003cstrong data-start=\"583\" data-end=\"622\"\u003eaiSV \/ SVM2 servo amplifier modules\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"664\" data-end=\"782\"\u003eThis board is \u003cstrong data-start=\"678\" data-end=\"708\"\u003enot a standalone amplifier\u003c\/strong\u003e — it works inside a complete servo drive (like A06B-6114 \/ SVM2 modules).\u003c\/p\u003e\n\u003chr data-start=\"784\" data-end=\"787\"\u003e\n\u003ch2 data-section-id=\"bga9cp\" data-start=\"789\" data-end=\"809\"\u003e⚙️ What It Does\u003c\/h2\u003e\n\u003cp data-start=\"811\" data-end=\"895\"\u003eThis PCB acts as the \u003cstrong data-start=\"832\" data-end=\"862\"\u003emain control\/command board\u003c\/strong\u003e for a dual-axis servo amplifier:\u003c\/p\u003e\n\u003cul data-start=\"897\" data-end=\"1177\"\u003e\n\u003cli data-section-id=\"18barqh\" data-start=\"897\" data-end=\"947\"\u003e🧠 \u003cstrong data-start=\"902\" data-end=\"928\"\u003eProcesses CNC commands\u003c\/strong\u003e for servo motion\u003c\/li\u003e\n\u003cli data-section-id=\"1q5101j\" data-start=\"948\" data-end=\"997\"\u003e🔄 \u003cstrong data-start=\"953\" data-end=\"995\"\u003eControls two servo axes simultaneously\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"409q44\" data-start=\"998\" data-end=\"1067\"\u003e📡 Manages \u003cstrong data-start=\"1011\" data-end=\"1065\"\u003ecommunication between CNC controller and amplifier\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"npan45\" data-start=\"1068\" data-end=\"1177\"\u003e⚙️ Coordinates:\n\u003cul data-start=\"1088\" data-end=\"1177\"\u003e\n\u003cli data-section-id=\"r6fcu0\" data-start=\"1088\" data-end=\"1116\"\u003eEncoder feedback signals\u003c\/li\u003e\n\u003cli data-section-id=\"99133e\" data-start=\"1119\" data-end=\"1142\"\u003eMotor control logic\u003c\/li\u003e\n\u003cli data-section-id=\"1jda1hp\" data-start=\"1145\" data-end=\"1177\"\u003eDrive enable \/ fault signals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1179\" data-end=\"1267\"\u003e👉 In simple terms:\u003cbr data-start=\"1198\" data-end=\"1201\"\u003e\u003cstrong data-start=\"1201\" data-end=\"1267\"\u003eIt is the “brain board” inside a 2-axis FANUC servo amplifier.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"1269\" data-end=\"1272\"\u003e\n\u003ch2 data-section-id=\"9xa5o9\" data-start=\"1274\" data-end=\"1298\"\u003e🏭 Where It Is Used\u003c\/h2\u003e\n\u003cul data-start=\"1300\" data-end=\"1606\"\u003e\n\u003cli data-section-id=\"ca9agr\" data-start=\"1300\" data-end=\"1366\"\u003eInside \u003cstrong data-start=\"1309\" data-end=\"1364\"\u003eFANUC Alpha i servo amplifiers (SVM2 \/ aiSV series)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gvf18c\" data-start=\"1367\" data-end=\"1459\"\u003eUsed in:\n\u003cul data-start=\"1380\" data-end=\"1459\"\u003e\n\u003cli data-section-id=\"9nr7ni\" data-start=\"1380\" data-end=\"1405\"\u003eCNC machining centers\u003c\/li\u003e\n\u003cli data-section-id=\"1uqvpnl\" data-start=\"1408\" data-end=\"1422\"\u003eCNC lathes\u003c\/li\u003e\n\u003cli data-section-id=\"1yqc61q\" data-start=\"1425\" data-end=\"1459\"\u003eMulti-axis industrial machines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qlavn0\" data-start=\"1460\" data-end=\"1606\"\u003eWorks with:\n\u003cul data-start=\"1476\" data-end=\"1606\"\u003e\n\u003cli data-section-id=\"gex9m7\" data-start=\"1476\" data-end=\"1504\"\u003eServo motors (αi series)\u003c\/li\u003e\n\u003cli data-section-id=\"12i4w6v\" data-start=\"1507\" data-end=\"1539\"\u003ePower supply modules (αi PS)\u003c\/li\u003e\n\u003cli data-section-id=\"u06yux\" data-start=\"1542\" data-end=\"1606\"\u003eSpindle drives (αi SP) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1608\" data-end=\"1611\"\u003e\n\u003ch2 data-section-id=\"qy0lzg\" data-start=\"1613\" data-end=\"1640\"\u003e🔍 Key Characteristics\u003c\/h2\u003e\n\u003cul data-start=\"1642\" data-end=\"2026\"\u003e\n\u003cli data-section-id=\"1e3svj9\" data-start=\"1642\" data-end=\"1685\"\u003e✔ \u003cstrong data-start=\"1646\" data-end=\"1683\"\u003eDual-axis (2-channel) control PCB\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1wf0vc1\" data-start=\"1686\" data-end=\"1747\"\u003e✔ Installed in \u003cstrong data-start=\"1703\" data-end=\"1729\"\u003eservo amplifier module\u003c\/strong\u003e, not standalone\u003c\/li\u003e\n\u003cli data-section-id=\"1iagh76\" data-start=\"1748\" data-end=\"1879\"\u003e✔ Works across a wide current range (approx. 4A–160A systems depending on amplifier size) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13lphjc\" data-start=\"1880\" data-end=\"1953\"\u003e✔ Typically \u003cstrong data-start=\"1894\" data-end=\"1917\"\u003enot sold separately\u003c\/strong\u003e — replaced with full servo module\u003c\/li\u003e\n\u003cli data-section-id=\"3bytrh\" data-start=\"1954\" data-end=\"2026\"\u003e✔ Commonly \u003cstrong data-start=\"1967\" data-end=\"1991\"\u003erepaired\/refurbished\u003c\/strong\u003e instead of replaced individually\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JJAutomation","offers":[{"title":"Default Title","offer_id":44954888274056,"sku":"A20B-2100-0741","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-2026-03-31T165430.082.jpg?v=1774956279","url":"https:\/\/jjautomation.in\/products\/fanuc-ai-servo-amplifier-control-card-200vac-input-a20b-2101-0070-copy","provider":"JJAutomation","version":"1.0","type":"link"}