{"product_id":"fanuc-ai-servo-amplifier-control-card-200vac-input-a20b-2100-0831-copy","title":"Fanuc ai Servo Amplifier Control Card 200VAC-input A20B-2003-0420","description":"\u003ch3 data-section-id=\"mape20\" data-start=\"0\" data-end=\"35\"\u003e🔧 A20B-2003-0420 — Description\u003c\/h3\u003e\n\u003cp data-start=\"37\" data-end=\"184\"\u003e\u003cstrong data-start=\"37\" data-end=\"55\"\u003eA20B-2003-0420\u003c\/strong\u003e is a \u003cstrong data-start=\"61\" data-end=\"114\"\u003eFANUC CNC\/PLC control PCB (printed circuit board)\u003c\/strong\u003e used as an \u003cstrong data-start=\"126\" data-end=\"157\"\u003eadd-on control or I\/O board\u003c\/strong\u003e in industrial CNC systems.\u003c\/p\u003e\n\u003chr data-start=\"186\" data-end=\"189\"\u003e\n\u003ch2 data-section-id=\"1l6ipoy\" data-start=\"191\" data-end=\"223\"\u003e📌 Full Technical Description\u003c\/h2\u003e\n\u003cul data-start=\"224\" data-end=\"426\"\u003e\n\u003cli data-section-id=\"1ls4bne\" data-start=\"224\" data-end=\"251\"\u003e\n\u003cstrong data-start=\"226\" data-end=\"243\"\u003eManufacturer:\u003c\/strong\u003e FANUC\u003c\/li\u003e\n\u003cli data-section-id=\"tobpmo\" data-start=\"252\" data-end=\"287\"\u003e\n\u003cstrong data-start=\"254\" data-end=\"270\"\u003ePart Number:\u003c\/strong\u003e A20B-2003-0420\u003c\/li\u003e\n\u003cli data-section-id=\"16w9piy\" data-start=\"288\" data-end=\"334\"\u003e\n\u003cstrong data-start=\"290\" data-end=\"299\"\u003eType:\u003c\/strong\u003e PLC \/ control PCB (add-on board)\u003c\/li\u003e\n\u003cli data-section-id=\"1gf7i10\" data-start=\"335\" data-end=\"360\"\u003e\n\u003cstrong data-start=\"337\" data-end=\"348\"\u003eSeries:\u003c\/strong\u003e A20B-2003\u003c\/li\u003e\n\u003cli data-section-id=\"1bvy1j3\" data-start=\"361\" data-end=\"426\"\u003e\n\u003cstrong data-start=\"363\" data-end=\"379\"\u003eApplication:\u003c\/strong\u003e CNC control cabinet \/ machine control system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"428\" data-end=\"431\"\u003e\n\u003ch2 data-section-id=\"15abxqy\" data-start=\"433\" data-end=\"462\"\u003e⚙️ Function (What it does)\u003c\/h2\u003e\n\u003cul data-start=\"463\" data-end=\"697\"\u003e\n\u003cli data-section-id=\"1pj7gds\" data-start=\"463\" data-end=\"527\"\u003eActs as a \u003cstrong data-start=\"475\" data-end=\"527\"\u003econtrol \/ PLC add-on board inside the CNC system\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1wdex97\" data-start=\"528\" data-end=\"697\"\u003eHandles:\n\u003cul data-start=\"541\" data-end=\"697\"\u003e\n\u003cli data-section-id=\"sp734j\" data-start=\"541\" data-end=\"593\"\u003eRelay output control (machine actuators, relays)\u003c\/li\u003e\n\u003cli data-section-id=\"lvyqg4\" data-start=\"596\" data-end=\"637\"\u003eSignal processing for machine control\u003c\/li\u003e\n\u003cli data-section-id=\"1yxuaso\" data-start=\"640\" data-end=\"697\"\u003eInterface between CNC controller and external devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"699\" data-end=\"826\"\u003e👉 In simple terms:\u003cbr data-start=\"718\" data-end=\"721\"\u003eIt is a \u003cstrong data-start=\"729\" data-end=\"825\"\u003econtrol board that helps operate machine outputs and control logic inside a FANUC CNC system\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"828\" data-end=\"831\"\u003e\n\u003ch2 data-section-id=\"g1di11\" data-start=\"833\" data-end=\"851\"\u003e🔍 Key Features\u003c\/h2\u003e\n\u003cul data-start=\"852\" data-end=\"1034\"\u003e\n\u003cli data-section-id=\"z88yp\" data-start=\"852\" data-end=\"892\"\u003eIntegrated \u003cstrong data-start=\"865\" data-end=\"890\"\u003eon-board transformers\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1fyys8x\" data-start=\"893\" data-end=\"953\"\u003eProvides \u003cstrong data-start=\"904\" data-end=\"928\"\u003erelay output signals\u003c\/strong\u003e for machine operations\u003c\/li\u003e\n\u003cli data-section-id=\"cpgfdt\" data-start=\"954\" data-end=\"1034\"\u003eUsed as a \u003cstrong data-start=\"966\" data-end=\"994\"\u003ePLC\/add-on control board\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1036\" data-end=\"1039\"\u003e\n\u003ch2 data-section-id=\"1v4nue1\" data-start=\"1041\" data-end=\"1063\"\u003e🏭 Where it is used\u003c\/h2\u003e\n\u003cul data-start=\"1064\" data-end=\"1200\"\u003e\n\u003cli data-section-id=\"13xa8w8\" data-start=\"1064\" data-end=\"1093\"\u003eFANUC CNC control systems\u003c\/li\u003e\n\u003cli data-section-id=\"1ld3lnt\" data-start=\"1094\" data-end=\"1200\"\u003eIndustrial machines such as:\n\u003cul data-start=\"1127\" data-end=\"1200\"\u003e\n\u003cli data-section-id=\"1uqvpnl\" data-start=\"1127\" data-end=\"1141\"\u003eCNC lathes\u003c\/li\u003e\n\u003cli data-section-id=\"1qoifxs\" data-start=\"1144\" data-end=\"1165\"\u003eMachining centers\u003c\/li\u003e\n\u003cli data-section-id=\"1tkigvf\" data-start=\"1168\" data-end=\"1200\"\u003eAutomated production systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1202\" data-end=\"1274\"\u003e👉 Typically installed inside the \u003cstrong data-start=\"1236\" data-end=\"1259\"\u003eCNC control cabinet\u003c\/strong\u003e, working with:\u003c\/p\u003e\n\u003cul data-start=\"1275\" data-end=\"1354\"\u003e\n\u003cli data-section-id=\"ix9p3w\" data-start=\"1275\" data-end=\"1315\"\u003eMain CPU boards (A20B \/ A16B series)\u003c\/li\u003e\n\u003cli data-section-id=\"fu7k1m\" data-start=\"1316\" data-end=\"1354\"\u003eServo \u0026amp; spindle drives (A06B series)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1356\" data-end=\"1359\"\u003e\n\u003ch2 data-section-id=\"qqc90j\" data-start=\"1361\" data-end=\"1378\"\u003e🧩 System Role\u003c\/h2\u003e\n\u003cdiv class=\"relative w-full mt-4 mb-1\"\u003e\n\u003cdiv class=\"\"\u003e\n\u003cdiv class=\"relative\"\u003e\n\u003cdiv class=\"h-full min-h-0 min-w-0\"\u003e\n\u003cdiv class=\"h-full min-h-0 min-w-0\"\u003e\n\u003cdiv class=\"border border-token-border-light border-radius-3xl corner-superellipse\/1.1 rounded-3xl\"\u003e\n\u003cdiv class=\"h-full w-full border-radius-3xl bg-token-bg-elevated-secondary corner-superellipse\/1.1 overflow-clip rounded-3xl lxnfua_clipPathFallback\"\u003e\n\u003cdiv class=\"pointer-events-none absolute end-1.5 top-1 z-2 md:end-2 md:top-1\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"relative\"\u003e\n\u003cdiv class=\"w-full overflow-x-hidden overflow-y-auto pe-11 pt-3\"\u003e\n\u003cdiv class=\"relative z-0 flex max-w-full\"\u003e\n\u003cdiv id=\"code-block-viewer\" dir=\"ltr\" class=\"q9tKkq_viewer cm-editor z-10 light:cm-light dark:cm-light flex h-full w-full flex-col items-stretch ͼ5 ͼj\"\u003e\n\u003cdiv class=\"cm-scroller\"\u003e\n\u003cdiv class=\"cm-content q9tKkq_readonly\"\u003e\u003cspan\u003eCNC CPU → A20B-2003-0420 (PLC\/control board) → Relay outputs → Machine devices\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003cdiv class=\"\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"1471\" data-end=\"1474\"\u003e\n\u003ch2 data-section-id=\"c2zqdr\" data-start=\"1476\" data-end=\"1497\"\u003e⚠️ Important Notes\u003c\/h2\u003e\n\u003cul data-start=\"1498\" data-end=\"1796\"\u003e\n\u003cli data-section-id=\"uimmgl\" data-start=\"1498\" data-end=\"1574\"\u003e❗ \u003cstrong data-start=\"1502\" data-end=\"1534\"\u003eDiscontinued by manufacturer\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"4jnm3x\" data-start=\"1575\" data-end=\"1645\"\u003e❗ Usually available as:\n\u003cul data-start=\"1603\" data-end=\"1645\"\u003e\n\u003cli data-section-id=\"ewdjsf\" data-start=\"1603\" data-end=\"1618\"\u003eRefurbished\u003c\/li\u003e\n\u003cli data-section-id=\"il04yv\" data-start=\"1621\" data-end=\"1645\"\u003eRepair\/exchange unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1rleb65\" data-start=\"1646\" data-end=\"1689\"\u003e❗ Must match exact system configuration\u003c\/li\u003e\n\u003cli data-section-id=\"qrebpm\" data-start=\"1690\" data-end=\"1796\"\u003e❗ Failure symptoms:\n\u003cul data-start=\"1714\" data-end=\"1796\"\u003e\n\u003cli data-section-id=\"12ilvyt\" data-start=\"1714\" data-end=\"1745\"\u003eMachine outputs not working\u003c\/li\u003e\n\u003cli data-section-id=\"1u5le6q\" data-start=\"1748\" data-end=\"1764\"\u003eRelay faults\u003c\/li\u003e\n\u003cli data-section-id=\"1juovp1\" data-start=\"1767\" data-end=\"1796\"\u003eCNC control signal issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1798\" data-end=\"1801\"\u003e\n\u003ch2 data-section-id=\"4p4rx5\" data-start=\"1803\" data-end=\"1816\"\u003e👍 Summary\u003c\/h2\u003e\n\u003cp data-start=\"1817\" data-end=\"2015\"\u003e\u003cstrong data-start=\"1817\" data-end=\"1868\"\u003eA20B-2003-0420 = FANUC PLC \/ control add-on PCB\u003c\/strong\u003e\u003cbr data-start=\"1868\" data-end=\"1871\"\u003e➡️ Provides relay outputs and control interface\u003cbr data-start=\"1918\" data-end=\"1921\"\u003e➡️ Used inside CNC control cabinet\u003cbr data-start=\"1955\" data-end=\"1958\"\u003e➡️ Connects CNC system to machine electrical components\u003c\/p\u003e","brand":"JJAutomation","offers":[{"title":"Default Title","offer_id":45034286088328,"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-2026-04-15T111932.314.jpg?v=1776232179","url":"https:\/\/jjautomation.in\/products\/fanuc-ai-servo-amplifier-control-card-200vac-input-a20b-2100-0831-copy","provider":"JJAutomation","version":"1.0","type":"link"}