{"product_id":"fanuc-option-board-for-16i-18i-21i-a20b-8100-0820","title":"Fanuc Option Board for 16i\/ 18i\/ 21i A20B-8100-0820","description":"\u003cp data-start=\"81\" data-end=\"500\"\u003eThe \u003cstrong data-start=\"85\" data-end=\"126\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eFANUC A20B‑8100‑0820\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e is an \u003cstrong data-start=\"133\" data-end=\"175\"\u003eindustrial control circuit board (PCB)\u003c\/strong\u003e used in FANUC CNC controller systems. It’s typically part of the \u003cstrong data-start=\"241\" data-end=\"270\"\u003epower\/control electronics\u003c\/strong\u003e inside the controller cabinet — most often functioning as a \u003cstrong data-start=\"331\" data-end=\"378\"\u003epower supply or power‑related control board\u003c\/strong\u003e that provides regulated power and\/or control signals to other boards in the system. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"502\" data-end=\"517\"\u003e🔌 Overview\u003c\/h3\u003e\n\u003cul data-start=\"518\" data-end=\"1047\"\u003e\n\u003cli data-start=\"518\" data-end=\"553\"\u003e\n\u003cp data-start=\"520\" data-end=\"553\"\u003e\u003cstrong data-start=\"520\" data-end=\"536\"\u003ePart Number:\u003c\/strong\u003e A20B‑8100‑0820\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"554\" data-end=\"606\"\u003e\n\u003cp data-start=\"556\" data-end=\"606\"\u003e\u003cstrong data-start=\"556\" data-end=\"565\"\u003eType:\u003c\/strong\u003e \u003cstrong data-start=\"566\" data-end=\"604\"\u003eCNC controller circuit board (PCB)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"607\" data-end=\"678\"\u003e\n\u003cp data-start=\"609\" data-end=\"678\"\u003e\u003cstrong data-start=\"609\" data-end=\"626\"\u003eManufacturer:\u003c\/strong\u003e \u003cstrong data-start=\"627\" data-end=\"636\"\u003eFANUC\u003c\/strong\u003e (OEM grade industrial automation parts)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"679\" data-end=\"1047\"\u003e\n\u003cp data-start=\"681\" data-end=\"699\"\u003e\u003cstrong data-start=\"681\" data-end=\"697\"\u003eTypical Use:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"702\" data-end=\"1047\"\u003e\n\u003cli data-start=\"702\" data-end=\"877\"\u003e\n\u003cp data-start=\"704\" data-end=\"877\"\u003eServes as a \u003cstrong data-start=\"716\" data-end=\"749\"\u003epower\/control interface board\u003c\/strong\u003e in FANUC CNC systems — part of the electronics that help distribute or regulate power and interface signals to other modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"880\" data-end=\"1047\"\u003e\n\u003cp data-start=\"882\" data-end=\"1047\"\u003eFound in various FANUC standalone or modular controller setups where power and board interfacing needs to be centrally managed. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1049\" data-end=\"1085\"\u003e⚙️ Notes \u0026amp; Practical Information\u003c\/h3\u003e\n\u003cul data-start=\"1086\" data-end=\"2079\"\u003e\n\u003cli data-start=\"1086\" data-end=\"1221\"\u003e\n\u003cp data-start=\"1088\" data-end=\"1221\"\u003e\u003cstrong data-start=\"1088\" data-end=\"1101\"\u003eOEM Part:\u003c\/strong\u003e This is a genuine FANUC part, typically used inside industrial CNC controllers. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1222\" data-end=\"1420\"\u003e\n\u003cp data-start=\"1224\" data-end=\"1420\"\u003e\u003cstrong data-start=\"1224\" data-end=\"1241\"\u003eAvailability:\u003c\/strong\u003e Commonly sold \u003cstrong data-start=\"1256\" data-end=\"1292\"\u003enew, tested used, or refurbished\u003c\/strong\u003e by third‑party industrial parts suppliers; many offer \u003cstrong data-start=\"1347\" data-end=\"1379\"\u003erepair and warranty services\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1421\" data-end=\"1766\"\u003e\n\u003cp data-start=\"1423\" data-end=\"1766\"\u003e\u003cstrong data-start=\"1423\" data-end=\"1441\"\u003eFunctionality:\u003c\/strong\u003e Being listed as a “circuit board” typically means it’s part of the \u003cstrong data-start=\"1509\" data-end=\"1563\"\u003epower distribution or internal controller backbone\u003c\/strong\u003e, rather than a standalone CPU or motion card — boards like this often feed power or provide essential support functions to the rest of the controller electronics. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1767\" data-end=\"2079\"\u003e\n\u003cp data-start=\"1769\" data-end=\"2079\"\u003e\u003cstrong data-start=\"1769\" data-end=\"1783\"\u003eImportant:\u003c\/strong\u003e Specific technical manuals or service documentation from FANUC may be needed to see exactly what sub‑functions this board provides (e.g., DC‑DC conversion, internal power logic, signal conditioning), since vendors usually list it generically as a PCB board.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JJAutomation","offers":[{"title":"New","offer_id":44840524152968,"sku":"A20B-8100-0820","price":0.0,"currency_code":"INR","in_stock":true},{"title":"Used \/ Refurbished","offer_id":46109848010888,"sku":"A20B-8100-0820","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-2026-02-25T165653.314.jpg?v=1772018821","url":"https:\/\/jjautomation.in\/products\/fanuc-option-board-for-16i-18i-21i-a20b-8100-0820","provider":"JJAutomation","version":"1.0","type":"link"}