{"product_id":"fanuc-a16b-3200-0412-main-cpu-board","title":"Fanuc A16B-3200-0412 Main CPU Board","description":"\u003cp data-start=\"450\" data-end=\"831\"\u003eThe \u003cstrong data-start=\"454\" data-end=\"472\"\u003eA16B-3200-0412\u003c\/strong\u003e is a Fanuc \u003cstrong data-start=\"484\" data-end=\"502\"\u003eCPU main board\u003c\/strong\u003e used in \u003cstrong data-start=\"511\" data-end=\"527\"\u003eR-J3iB robot\u003c\/strong\u003e systems where stable processing, controller response, and reliable internal communication are essential for normal operation. As a core CPU module inside the robot control system, this board plays a direct role in how the controller starts, processes commands, and supports day-to-day robotic operation.\u003c\/p\u003e\n\u003cp data-start=\"833\" data-end=\"1248\"\u003eBecause this model has been \u003cstrong data-start=\"861\" data-end=\"897\"\u003ediscontinued by the manufacturer\u003c\/strong\u003e, it is most often requested by customers maintaining older installed robot systems, repairing existing Fanuc controllers, or preparing spare stock for long-term service support. For many maintenance teams, the \u003cstrong data-start=\"1108\" data-end=\"1126\"\u003eA16B 3200 0412\u003c\/strong\u003e remains an important part number because the correct CPU board helps keep the original robot control architecture intact.\u003c\/p\u003e\n\u003cp data-start=\"1250\" data-end=\"1423\"\u003eAt \u003cmeta charset=\"utf-8\"\u003e\u003ca rel=\"noopener\" title=\"CNC Parts, Robot Parts \u0026amp; Repair Services - REACO CNC\" href=\"https:\/\/reacocnc.com\/\" target=\"_blank\"\u003eREA\u003c\/a\u003e\u003ca title=\"Reliable Buy \u0026amp; Repair industrial automation parts - REACO CNC\" href=\"https:\/\/reacocnc.com\/\" target=\"_blank\"\u003eC\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Reliable industrial automation solutions - REACO CNC\" href=\"https:\/\/reacocnc.com\/\" target=\"_blank\"\u003eO CNC\u003c\/a\u003e, we supply dependable \u003cmeta charset=\"utf-8\"\u003e\u003ca rel=\"noopener\" title=\"Buy \u0026amp; Repair Fanuc Parts - REACO CNC\" href=\"https:\/\/reacocnc.com\/collections\/fanuc-cnc-robot-parts\" target=\"_blank\"\u003e\u003cstrong data-end=\"6063\" data-start=\"6048\"\u003eFanuc parts\u003c\/strong\u003e\u003c\/a\u003e for customers who need replacement CPU boards, maintenance stock, or \u003cmeta charset=\"utf-8\"\u003e\u003ca href=\"https:\/\/reacocnc.com\/products\/fanuc-mitsubishi-cnc-robot-parts-repair\" title=\"Reliable Repair for FANUC, Mitsubishi, and All CNC Parts - REACO CNC\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong data-start=\"8710\" data-end=\"8726\"\u003eFanuc repair\u003c\/strong\u003e\u003c\/a\u003e support for installed robot systems.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1n8lizy\" data-start=\"1425\" data-end=\"1445\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp data-start=\"1447\" data-end=\"1704\"\u003eThe \u003cstrong data-start=\"1451\" data-end=\"1485\"\u003eA16B-3200-0412 \u003ca href=\"https:\/\/reacocnc.com\/collections\/fanuc-pcbs\" target=\"_blank\" title=\"Buy \u0026amp; Repair Fanuc PCBs for Reliable Industrial Automation\" rel=\"noopener\"\u003eFanuc CPU board\u003c\/a\u003e\u003c\/strong\u003e is identified as the \u003cstrong data-start=\"1507\" data-end=\"1534\"\u003emain CPU PCB for R-J3iB\u003c\/strong\u003e robot control. Boards in this position are central to the system and affect how reliably the robot controller handles internal logic, communication, and operating tasks.\u003c\/p\u003e\n\u003cp data-start=\"1706\" data-end=\"2102\"\u003eIn real service work, CPU board problems rarely stay small. A fault in the main CPU board can lead to controller startup issues, unstable operation, communication faults, or system errors that make the robot difficult to return to service. In those situations, replacing the correct \u003cstrong data-start=\"1989\" data-end=\"2007\"\u003eA16B-3200-0412\u003c\/strong\u003e is often the most practical way to restore the original control structure and reduce downtime.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1iz91iu\" data-start=\"2104\" data-end=\"2120\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"2122\" data-end=\"2427\"\u003e\n\u003cli data-section-id=\"1ml4yh1\" data-start=\"2122\" data-end=\"2172\"\u003eFanuc \u003cstrong data-start=\"2130\" data-end=\"2144\"\u003eCPU module\u003c\/strong\u003e for robot control systems\u003c\/li\u003e\n\u003cli data-section-id=\"78gwur\" data-start=\"2173\" data-end=\"2216\"\u003eIdentified as \u003cstrong data-start=\"2189\" data-end=\"2214\"\u003emain CPU PCB - R-J3iB\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"z8cyj2\" data-start=\"2217\" data-end=\"2257\"\u003eUsed in \u003cstrong data-start=\"2227\" data-end=\"2237\"\u003eR-J3iB\u003c\/strong\u003e robot controllers\u003c\/li\u003e\n\u003cli data-section-id=\"m9ufs2\" data-start=\"2258\" data-end=\"2312\"\u003eDiscontinued model for installed equipment support\u003c\/li\u003e\n\u003cli data-section-id=\"10r0s09\" data-start=\"2313\" data-end=\"2365\"\u003eSuitable for replacement, repair, or spare stock\u003c\/li\u003e\n\u003cli data-section-id=\"16ltfvm\" data-start=\"2366\" data-end=\"2427\"\u003ePractical option for maintaining legacy Fanuc robot systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"ucz99x\" data-start=\"2429\" data-end=\"2453\"\u003eTypical Applications\u003c\/h3\u003e\n\u003cp data-start=\"2455\" data-end=\"2506\"\u003eThe \u003cstrong data-start=\"2459\" data-end=\"2477\"\u003eA16B-3200-0412\u003c\/strong\u003e is commonly associated with:\u003c\/p\u003e\n\u003cul data-start=\"2508\" data-end=\"2713\"\u003e\n\u003cli data-section-id=\"l1mg2w\" data-start=\"2508\" data-end=\"2542\"\u003eFanuc \u003cstrong data-start=\"2516\" data-end=\"2526\"\u003eR-J3iB\u003c\/strong\u003e robot systems\u003c\/li\u003e\n\u003cli data-section-id=\"5sqhsd\" data-start=\"2543\" data-end=\"2575\"\u003eRobot controller maintenance\u003c\/li\u003e\n\u003cli data-section-id=\"4d6uky\" data-start=\"2576\" data-end=\"2610\"\u003eLegacy robot control platforms\u003c\/li\u003e\n\u003cli data-section-id=\"11tt06x\" data-start=\"2611\" data-end=\"2647\"\u003eMaintenance and rebuild projects\u003c\/li\u003e\n\u003cli data-section-id=\"172su5z\" data-start=\"2648\" data-end=\"2713\"\u003eService work requiring original-compatible \u003cstrong data-start=\"2693\" data-end=\"2713\"\u003eFanuc robot PCBs\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2715\" data-end=\"2915\"\u003eIt may also be sourced together with related \u003cstrong data-start=\"2760\" data-end=\"2780\"\u003eFanuc controller\u003c\/strong\u003e boards, communication modules, interface boards, power supply units, and other robot electronic assemblies during broader repair work.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1fg2wqt\" data-start=\"2917\" data-end=\"2938\"\u003eCondition Options\u003c\/h3\u003e\n\u003cp data-start=\"2940\" data-end=\"3003\"\u003eDepending on stock availability, this board may be supplied in:\u003c\/p\u003e\n\u003cul data-start=\"3005\" data-end=\"3067\"\u003e\n\u003cli data-section-id=\"1jqn1mv\" data-start=\"3005\" data-end=\"3022\"\u003eNew condition\u003c\/li\u003e\n\u003cli data-section-id=\"1op2ke4\" data-start=\"3023\" data-end=\"3048\"\u003eRefurbished condition\u003c\/li\u003e\n\u003cli data-section-id=\"1u2nacc\" data-start=\"3049\" data-end=\"3067\"\u003eUsed condition\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3069\" data-end=\"3283\"\u003eFor many customers supporting discontinued robot hardware, refurbished stock is often the most practical choice. It helps preserve the original system configuration while keeping lead time and cost more manageable.\u003c\/p\u003e\n\u003ch3 data-section-id=\"wbizez\" data-start=\"3285\" data-end=\"3324\"\u003eWhy Customers Search for This Model\u003c\/h3\u003e\n\u003cp data-start=\"3326\" data-end=\"3391\"\u003eCustomers usually look for the \u003cstrong data-start=\"3357\" data-end=\"3375\"\u003eA16B-3200-0412\u003c\/strong\u003e when they need:\u003c\/p\u003e\n\u003cul data-start=\"3393\" data-end=\"3671\"\u003e\n\u003cli data-section-id=\"432u2z\" data-start=\"3393\" data-end=\"3446\"\u003eA direct replacement for a faulty robot CPU board\u003c\/li\u003e\n\u003cli data-section-id=\"5olln7\" data-start=\"3447\" data-end=\"3503\"\u003eSupport for discontinued \u003cstrong data-start=\"3474\" data-end=\"3484\"\u003eR-J3iB\u003c\/strong\u003e control hardware\u003c\/li\u003e\n\u003cli data-section-id=\"zpac6u\" data-start=\"3504\" data-end=\"3558\"\u003eBackup \u003cstrong data-start=\"3513\" data-end=\"3528\"\u003eFanuc stock\u003c\/strong\u003e for important robot systems\u003c\/li\u003e\n\u003cli data-section-id=\"zndtsr\" data-start=\"3559\" data-end=\"3614\"\u003eReliable \u003cstrong data-start=\"3570\" data-end=\"3585\"\u003eFanuc parts\u003c\/strong\u003e for repair and maintenance\u003c\/li\u003e\n\u003cli data-section-id=\"yq2gaz\" data-start=\"3615\" data-end=\"3671\"\u003eHelp deciding between replacement and \u003cstrong data-start=\"3655\" data-end=\"3671\"\u003eFanuc repair\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3673\" data-end=\"3832\"\u003eIn real robot service work, having the correct CPU board available can save a great deal of time and make controller troubleshooting much more straightforward.\u003c\/p\u003e\n\u003ch3 data-section-id=\"19ywls1\" data-start=\"3834\" data-end=\"3868\"\u003eRepair and Replacement Support\u003c\/h3\u003e\n\u003cp data-start=\"3870\" data-end=\"4137\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003ca rel=\"noopener\" title=\"CNC Parts, Robot Parts \u0026amp; Repair Services - REACO CNC\" href=\"https:\/\/reacocnc.com\/\" target=\"_blank\"\u003eREA\u003c\/a\u003e\u003ca title=\"Reliable Buy \u0026amp; Repair industrial automation parts - REACO CNC\" href=\"https:\/\/reacocnc.com\/\" target=\"_blank\"\u003eC\u003c\/a\u003e\u003ca rel=\"noopener\" title=\"Reliable industrial automation solutions - REACO CNC\" href=\"https:\/\/reacocnc.com\/\" target=\"_blank\"\u003eO CNC\u003c\/a\u003e supports both direct replacement supply and \u003cstrong data-start=\"3924\" data-end=\"3940\"\u003eFanuc repair\u003c\/strong\u003e inquiries. If your original \u003cstrong data-start=\"3969\" data-end=\"3987\"\u003eA16B-3200-0412\u003c\/strong\u003e is damaged, we can help review whether repair is practical or whether replacement is the more efficient route based on stock, condition, and urgency.\u003c\/p\u003e\n\u003cp data-start=\"4139\" data-end=\"4353\"\u003eWe also support sourcing for related \u003cstrong data-start=\"4176\" data-end=\"4191\"\u003eFanuc parts\u003c\/strong\u003e, including robot main boards, communication boards, interface modules, power supply units, and other electronic assemblies used in installed Fanuc robot systems.\u003c\/p\u003e\n\u003ch3 data-section-id=\"4b2csc\" data-start=\"4355\" data-end=\"4375\"\u003eAdditional Notes\u003c\/h3\u003e\n\u003cp data-start=\"4377\" data-end=\"4765\"\u003eFor many factories, older robot platforms are still doing valuable work every day. In those cases, keeping the original control system stable is often more important than attempting a full controller upgrade. A correct \u003cstrong data-start=\"4596\" data-end=\"4614\"\u003eA16B 3200 0412\u003c\/strong\u003e replacement can help preserve the original hardware structure, reduce unnecessary downtime, and support ongoing operation of installed R-J3iB systems.\u003c\/p\u003e\n\u003cp data-start=\"4767\" data-end=\"4867\"\u003eThat is why dependable replacement boards still matter so much in long-running robotic applications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1xxf4ds\" data-start=\"4869\" data-end=\"4876\"\u003eFAQ\u003c\/h3\u003e\n\u003cp data-start=\"4878\" data-end=\"4966\"\u003e\u003cstrong data-start=\"4878\" data-end=\"4905\"\u003eWhat is A16B-3200-0412?\u003c\/strong\u003e\u003cbr data-start=\"4905\" data-end=\"4908\"\u003eIt is a Fanuc main CPU board used in R-J3iB robot systems.\u003c\/p\u003e\n\u003cp data-start=\"4968\" data-end=\"5058\"\u003e\u003cstrong data-start=\"4968\" data-end=\"5005\"\u003eWhat is this board identified as?\u003c\/strong\u003e\u003cbr data-start=\"5005\" data-end=\"5008\"\u003eIt is identified as the \u003cstrong data-start=\"5032\" data-end=\"5057\"\u003emain CPU PCB - R-J3iB\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"5060\" data-end=\"5156\"\u003e\u003cstrong data-start=\"5060\" data-end=\"5095\"\u003eIs A16B-3200-0412 discontinued?\u003c\/strong\u003e\u003cbr data-start=\"5095\" data-end=\"5098\"\u003eYes. This model has been discontinued by the manufacturer.\u003c\/p\u003e\n\u003cp data-start=\"5158\" data-end=\"5298\"\u003e\u003cstrong data-start=\"5158\" data-end=\"5190\"\u003eWhat is this board used for?\u003c\/strong\u003e\u003cbr data-start=\"5190\" data-end=\"5193\"\u003eIt serves as a main CPU board that supports processing and control functions inside the robot controller.\u003c\/p\u003e\n\u003cp data-start=\"5300\" data-end=\"5414\"\u003e\u003cstrong data-start=\"5300\" data-end=\"5335\"\u003eCan A16B-3200-0412 be repaired?\u003c\/strong\u003e\u003cbr data-start=\"5335\" data-end=\"5338\"\u003eYes. Repair may be possible depending on the board condition and fault type.\u003c\/p\u003e\n\u003cp data-start=\"5416\" data-end=\"5514\"\u003e\u003cstrong data-start=\"5416\" data-end=\"5454\"\u003eDo you provide worldwide shipping?\u003c\/strong\u003e\u003cbr data-start=\"5454\" data-end=\"5457\"\u003eYes. We supply Fanuc parts to customers around the world.\u003c\/p\u003e\n\u003chr data-start=\"5516\" data-end=\"5519\"\u003e\n\u003cp data-start=\"5521\" data-end=\"5659\"\u003e\u003cstrong data-start=\"5521\" data-end=\"5573\"\u003eNeed pricing or availability for A16B-3200-0412?\u003c\/strong\u003e\u003cbr data-start=\"5573\" data-end=\"5576\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003ca rel=\"noopener\" title=\"Contact Us for Reliable industrial automation solutions - REACO CNC\" href=\"https:\/\/reacocnc.com\/pages\/contact-us\" target=\"_blank\"\u003eContact REACO CNC\u003c\/a\u003e for stock status, repair support, and worldwide shipping options.\u003c\/p\u003e","brand":"REACO CNC","offers":[{"title":"Used (90% New)","offer_id":48502073360599,"sku":"A16B-3200-0412-used","price":695.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/3784\/4183\/files\/Buy_A16B-3200-0412_Fanuc_CPU_board.jpg?v=1776391820","url":"https:\/\/reacocnc.com\/products\/fanuc-a16b-3200-0412-main-cpu-board","provider":"REACO CNC","version":"1.0","type":"link"}