{"product_id":"fanuc-axis-control-card-for-16i-18i-21i-a20b-3300-0246","title":"Fanuc Axis Control Card for 16i\/ 18i\/ 21i A20B-3300-0246","description":"\u003cp data-start=\"78\" data-end=\"382\"\u003eThe \u003cstrong data-start=\"82\" data-end=\"100\"\u003eA20B‑3300‑0246\u003c\/strong\u003e is a \u003cstrong data-start=\"106\" data-end=\"156\"\u003eservo\/axis control PCB (printed circuit board)\u003c\/strong\u003e used in industrial \u003cstrong data-start=\"176\" data-end=\"208\"\u003eFANUC CNC controller systems\u003c\/strong\u003e. It belongs to the \u003cstrong data-start=\"228\" data-end=\"266\"\u003eA20B‑3300 series of control boards\u003c\/strong\u003e that handle motion control for programmable machine tools such as milling machines, lathes, and machining centers.\u003c\/p\u003e\n\u003ch3 data-start=\"384\" data-end=\"403\"\u003e📌 What It Is\u003c\/h3\u003e\n\u003cul data-start=\"404\" data-end=\"878\"\u003e\n\u003cli data-start=\"404\" data-end=\"439\"\u003e\n\u003cp data-start=\"406\" data-end=\"439\"\u003e\u003cstrong data-start=\"406\" data-end=\"422\"\u003ePart Number:\u003c\/strong\u003e A20B‑3300‑0246\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"440\" data-end=\"532\"\u003e\n\u003cp data-start=\"442\" data-end=\"532\"\u003e\u003cstrong data-start=\"442\" data-end=\"455\"\u003eCategory:\u003c\/strong\u003e \u003cstrong data-start=\"456\" data-end=\"485\"\u003eAxis\/Servo Control Module\u003c\/strong\u003e — a dedicated motion control circuit board.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"533\" data-end=\"730\"\u003e\n\u003cp data-start=\"535\" data-end=\"730\"\u003e\u003cstrong data-start=\"535\" data-end=\"548\"\u003eFunction:\u003c\/strong\u003e Coordinates and executes \u003cstrong data-start=\"574\" data-end=\"597\"\u003eservo motor control\u003c\/strong\u003e tasks for one or more machine axes, translating movement instructions from the controller CPU into precise motor control signals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"731\" data-end=\"878\"\u003e\n\u003cp data-start=\"733\" data-end=\"878\"\u003e\u003cstrong data-start=\"733\" data-end=\"744\"\u003eSeries:\u003c\/strong\u003e Part of the FANUC \u003cstrong data-start=\"763\" data-end=\"783\"\u003eA20B‑3300 series\u003c\/strong\u003e, commonly used in \u003cstrong data-start=\"802\" data-end=\"824\"\u003eFANUC i‑Series “B”\u003c\/strong\u003e CNC controller families (e.g., 16i‑B, 18i‑B, 21i‑B).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"880\" data-end=\"916\"\u003e🧠 Typical Role in CNC Systems\u003c\/h3\u003e\n\u003cul data-start=\"917\" data-end=\"1375\"\u003e\n\u003cli data-start=\"917\" data-end=\"1091\"\u003e\n\u003cp data-start=\"919\" data-end=\"1091\"\u003e📊 \u003cstrong data-start=\"922\" data-end=\"941\"\u003eMotion Control:\u003c\/strong\u003e Interfaces with the main CPU and other modules in the controller rack to manage servo axis dynamics (position, speed, torque) with high precision.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1092\" data-end=\"1227\"\u003e\n\u003cp data-start=\"1094\" data-end=\"1227\"\u003e🔌 \u003cstrong data-start=\"1097\" data-end=\"1113\"\u003eIntegration:\u003c\/strong\u003e Installed on a controller backplane alongside CPU boards, I\/O modules, display interfaces, and power supplies.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1228\" data-end=\"1375\"\u003e\n\u003cp data-start=\"1230\" data-end=\"1375\"\u003e🛠 \u003cstrong data-start=\"1233\" data-end=\"1243\"\u003eUsage:\u003c\/strong\u003e Ideal for \u003cstrong data-start=\"1254\" data-end=\"1306\"\u003emachines requiring coordinated multi‑axis motion\u003c\/strong\u003e, such as complex machining centers and high‑speed milling machines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1377\" data-end=\"1410\"\u003e⚙️ Notes \u0026amp; Practical Points\u003c\/h3\u003e\n\u003cul data-start=\"1411\" data-end=\"1701\"\u003e\n\u003cli data-start=\"1411\" data-end=\"1535\"\u003e\n\u003cp data-start=\"1413\" data-end=\"1535\"\u003e📦 These modules are typically available \u003cstrong data-start=\"1454\" data-end=\"1496\"\u003eas new, refurbished, or repaired units\u003c\/strong\u003e through industrial parts suppliers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1536\" data-end=\"1701\"\u003e\n\u003cp data-start=\"1538\" data-end=\"1701\"\u003e⚠️ When this board is replaced or serviced, \u003cstrong data-start=\"1582\" data-end=\"1629\"\u003emachine configuration and parameter backups\u003c\/strong\u003e should be restored afterward to maintain correct axis motion settings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"JJAutomation","offers":[{"title":"New","offer_id":44832864895112,"sku":"A20B-3300-0246","price":0.0,"currency_code":"INR","in_stock":true},{"title":"Used \/ Refurbished","offer_id":46109846929544,"sku":"A20B-3300-0246","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-2026-02-24T131550.849.jpg?v=1771919158","url":"https:\/\/jjautomation.in\/products\/fanuc-axis-control-card-for-16i-18i-21i-a20b-3300-0246","provider":"JJAutomation","version":"1.0","type":"link"}