{"product_id":"a02b-0236-b612","title":"A02B-0236-B612","description":"\u003cstyle\u003e\n.flexa-desc { font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif; color:#1f2937; line-height:1.7; }\n.flexa-desc .desc-intro { font-size:15px; color:#374151; margin-bottom:0; }\n.flexa-desc .desc-section { margin-top:28px; }\n.flexa-desc .desc-section-title { font-size:15px; font-weight:700; color:#111827; text-transform:uppercase; letter-spacing:.05em; padding-bottom:10px; border-bottom:2px solid #e5e7eb; margin-bottom:16px; }\n.flexa-desc .desc-service-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }\n.flexa-desc .desc-service-card { border-radius:10px; padding:16px; border:1px solid #e5e7eb; }\n.flexa-desc .desc-service-repair { background:#fff7ed; border-color:#fed7aa; }\n.flexa-desc .desc-service-ref { background:#f0fdf4; border-color:#bbf7d0; }\n.flexa-desc .desc-service-new { background:#eff6ff; border-color:#bfdbfe; }\n.flexa-desc .desc-service-label { font-weight:700; font-size:13px; text-transform:uppercase; letter-spacing:.04em; margin-bottom:8px; }\n.flexa-desc .desc-service-repair .desc-service-label { color:#c2410c; }\n.flexa-desc .desc-service-ref .desc-service-label { color:#15803d; }\n.flexa-desc .desc-service-new .desc-service-label { color:#1d4ed8; }\n.flexa-desc .desc-service-body { font-size:13px; color:#4b5563; line-height:1.6; }\n.flexa-desc .desc-faq-item { margin-bottom:16px; padding:14px 16px; background:#f9fafb; border-radius:8px; border-left:3px solid #e5e7eb; }\n.flexa-desc .desc-faq-item:last-child { margin-bottom:0; }\n.flexa-desc .desc-faq-q { font-weight:700; font-size:14px; color:#111827; margin-bottom:6px; }\n.flexa-desc .desc-faq-a { font-size:13px; color:#4b5563; line-height:1.6; }\n.flexa-desc .desc-seo { margin-top:24px; padding:14px 16px; background:#f3f4f6; border-radius:8px; font-size:13px; color:#6b7280; line-height:1.6; }\n@media(max-width:640px){ .flexa-desc .desc-service-grid { grid-template-columns:1fr; } }\n\u003c\/style\u003e\n\u003cdiv class=\"flexa-desc\"\u003e\n  \u003cp class=\"desc-intro\"\u003eA02B-0236-B612 repair service is the fastest path to restoring your Fanuc CNC system when this 24 VDC operator interface unit goes down, and Flexa Systems specializes in both Fanuc A02B-0236-B612 repair and fully tested A02B-0236-B612 refurbished units ready to ship. This module serves as the operator panel power supply and display interface controller within Fanuc Series 16\/18\/21 CNC environments, delivering stable 24 VDC logic power to the operator panel backplane while managing front-panel keyswitch inputs, MDI keyboard signals, and LCD backlight drive circuits. Facilities searching for A02B-0236-B612 repair near me will find that Flexa Systems serves customers coast to coast from our Lewisville TX facility, eliminating the need to source overseas replacements with uncertain lead times. The unit is particularly associated with the 2000 Kitamura 2Xi CNC Vertical Mill platform, where it coordinates operator input with the CNC control backbone under continuous-duty machine shop conditions — environments that stress power regulation components and connector contacts over time. If you need to buy A02B-0236-B612 USA without waiting weeks for an OEM order, our in-stock inventory and industrial VFD repair bench means same-week turnaround is achievable on most units. Technicians performing A02B-0236-B612 troubleshooting frequently find that backlight inverter failure, degraded capacitor banks on the 24 VDC rail, or corrupted keypad scan ICs are the root causes rather than catastrophic board damage, making the unit highly repairable. All repaired and refurbished units leave our facility with free diagnostics documentation and are load-tested against OEM specifications before shipment.\u003c\/p\u003e\n\u003cdiv class=\"desc-section\"\u003e\n  \u003cdiv class=\"desc-section-title\"\u003eTechnical Specifications\u003c\/div\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;border-radius:8px;overflow:hidden;border:1px solid #e5e7eb;\"\u003e\n\u003ctr style=\"background:#f8f9fa;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;color:#374151;width:38%;font-size:13px;\"\u003ePart Number\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;color:#1f2937;font-size:13px;\"\u003eA02B-0236-B612\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;color:#374151;width:38%;font-size:13px;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;color:#1f2937;font-size:13px;\"\u003eFanuc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8f9fa;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;color:#374151;width:38%;font-size:13px;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;color:#1f2937;font-size:13px;\"\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;color:#374151;width:38%;font-size:13px;\"\u003ePackage \/ Type\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;color:#1f2937;font-size:13px;\"\u003eSeries 16i-T\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"desc-section\"\u003e\n  \u003cdiv class=\"desc-section-title\"\u003eCompatibility\u003c\/div\u003e\n  \u003cp style=\"font-size:14px;color:#374151;margin:0;line-height:1.7;\"\u003eThe A02B-0236-B612 is compatible with Fanuc Series 16i, 18i, and 21i CNC controls that use the standard Fanuc operator panel bus architecture, accepting 24 VDC input from the CNC cabinet power supply unit and interfacing directly with Fanuc MDI\/LCD panel assemblies including the A02B-0236-C241 and A02B-0207-C120. Fanuc A02B-0236-B612 integration is confirmed with Kitamura Mycenter-2Xi and related horizontal and vertical machining center platforms that use the Fanuc FS21i-MB control, where the unit communicates operator commands over the Fanuc I\/O Link serial bus to the main CPU board. The A02B-0236-B612 replacement for units such as the A02B-0120-B612 and A02B-0163-B612 is straightforward in cabinets that retain the same panel cutout geometry and 24 VDC backplane connector pinout, though firmware revision verification is recommended before live installation. This unit also coordinates with Fanuc servo amplifier modules in the αi series — including the A06B-6117 and A06B-6130 families — by passing E-stop and mode-select signals through the PMC ladder to the drive enable chain.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"desc-section\"\u003e\n  \u003cdiv class=\"desc-section-title\"\u003eService Options\u003c\/div\u003e\n  \u003cdiv class=\"desc-service-grid\"\u003e\n    \u003cdiv class=\"desc-service-card desc-service-repair\"\u003e\n      \u003cdiv class=\"desc-service-label\"\u003eRepair Service\u003c\/div\u003e\n      \u003cdiv class=\"desc-service-body\"\u003eShip your faulty A02B-0236-B612 to our facility. Our certified technicians perform IGBT testing, capacitor inspection, gate driver diagnostics, and full load testing. Typical turnaround: 5–7 business days. 2-year warranty included.\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"desc-service-card desc-service-ref\"\u003e\n      \u003cdiv class=\"desc-service-label\"\u003eRefurbished\u003c\/div\u003e\n      \u003cdiv class=\"desc-service-body\"\u003eIn-stock Fanuc A02B-0236-B612 variable frequency drive, reconditioned to OEM specifications and verified under load. Ships immediately. 2-year warranty included.\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"desc-service-card desc-service-new\"\u003e\n      \u003cdiv class=\"desc-service-label\"\u003eBrand New\u003c\/div\u003e\n      \u003cdiv class=\"desc-service-body\"\u003eNew A02B-0236-B612 in original Fanuc packaging. Full manufacturer warranty applies. Contact us to confirm availability and lead time.\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"desc-section\"\u003e\n  \u003cdiv class=\"desc-section-title\"\u003eCommon Failure Modes\u003c\/div\u003e\n  \u003cul style=\"margin:0;padding-left:20px;line-height:1.7;\"\u003e\n\u003cli style=\"padding:5px 0;color:#374151;font-size:14px;\"\u003eDC bus ripple on the 24 VDC output rail causing intermittent LCD flicker and MDI keypad lockouts — A02B-0236-B612 troubleshooting typically reveals failed electrolytic capacitors (ESR \u0026gt;2Ω at 100Hz) on the primary smoothing stage.\u003c\/li\u003e\n\u003cli style=\"padding:5px 0;color:#374151;font-size:14px;\"\u003eBacklight inverter transistor (Q7 stage) failure resulting in a lit but unreadable LCD screen at startup, a fault condition unique to A02B-0236-B612 units that have accumulated more than 40,000 operating hours in high-ambient-temperature enclosures above 45°C.\u003c\/li\u003e\n\u003cli style=\"padding:5px 0;color:#374151;font-size:14px;\"\u003eA02B-0236-B612 fault presenting as an AL-910 operator panel communication alarm on the Fanuc 21i display, caused by corrosion on the 50-pin flat flex connector between the MDI keyboard membrane and the main interface PCB — frequently misdiagnosed as a control board failure.\u003c\/li\u003e\n\u003cli style=\"padding:5px 0;color:#374151;font-size:14px;\"\u003eKeyswitch input latch IC (74HC373 equivalent) failure causing the CNC to register continuous or phantom mode-select inputs, forcing the machine into an unintended operating mode and triggering PMC alarm 000 on Fanuc Series 16i\/18i controls paired with this unit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"desc-section\"\u003e\n  \u003cdiv class=\"desc-section-title\"\u003eFrequently Asked Questions\u003c\/div\u003e\n  \u003cdiv class=\"desc-faq-item\"\u003e\n\u003cdiv class=\"desc-faq-q\"\u003eIs the A02B-0236-B612 compatible with or interchangeable with other Fanuc operator panel units?\u003c\/div\u003e\n\u003cdiv class=\"desc-faq-a\"\u003eThe A02B-0236-B612 compatible with Fanuc 16i and 21i control platforms shares its 24 VDC backplane pinout with earlier units like the A02B-0163-B612 and A02B-0120-B612, making cross-substitution possible in many cabinet configurations with pin-for-pin connector verification. It is not directly interchangeable with Fanuc 0i-series operator panels such as the A02B-0281-B612, which use a different I\/O Link II protocol layer and physically distinct connector shrouds. If you are migrating from a third-party operator interface such as a Siemens OP7 or a Mitsubishi FCU6-DX series panel retrofit, the Fanuc A02B-0236-B612 replacement requires PMC ladder modification to remap operator signals correctly. Always confirm the CNC control software revision matches the panel firmware before committing to a swap.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"desc-faq-item\"\u003e\n\u003cdiv class=\"desc-faq-q\"\u003eHow do I know whether my A02B-0236-B612 is worth repairing or should be replaced outright?\u003c\/div\u003e\n\u003cdiv class=\"desc-faq-a\"\u003eA02B-0236-B612 repair is cost-effective when diagnostics reveal component-level failures such as failed filter capacitors, inverter transistors, or corroded connectors, because the main PCB and ASIC logic on the Fanuc A02B-0236-B612 are rarely damaged beyond economical repair unless the unit has suffered a direct overvoltage event or physical impact. Units showing burned PCB traces, cracked BGA solder joints on the main controller IC, or delaminated board substrate from a moisture intrusion event are candidates for outright replacement using a refurbished exchange unit. If the machine has been logging persistent AL-910 or AL-912 alarms and swapping the MDI cable did not clear the fault, the interface board inside the panel is almost certainly the failure point and is repairable in the majority of cases we see. Send the unit in for free diagnostics first — a qualified bench evaluation will tell you definitively whether repair or exchange is the right economic decision.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"desc-faq-item\"\u003e\n\u003cdiv class=\"desc-faq-q\"\u003eWhere can I get A02B-0236-B612 repair service with a warranty?\u003c\/div\u003e\n\u003cdiv class=\"desc-faq-a\"\u003eFlexa Systems in Lewisville TX performs depot-level A02B-0236-B612 repair service with a 2-year warranty on all repaired and refurbished units, covering both parts and labor for any fault that recurs within the warranty period. Our standard turnaround is 5–7 business days from receipt, with expedite options available for critical machine-down situations, and we ship nationwide so geography is never a barrier to getting your machine back online. If you need to buy A02B-0236-B612 USA from in-stock inventory rather than waiting on repair, we maintain exchange units that have been fully reconditioned and load-tested to OEM 24 VDC output specifications. Contact our technical team directly to confirm availability, request free diagnostics on your failed unit, or discuss whether an A02B-0236-B612 for sale from our exchange pool is the fastest path to production recovery.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"desc-faq-item\"\u003e\n\u003cdiv class=\"desc-faq-q\"\u003eWhere can I get A02B-0236-B612 repair service with a warranty?\u003c\/div\u003e\n\u003cdiv class=\"desc-faq-a\"\u003eFlexa Systems provides professional A02B-0236-B612 repair service from our facility in Lewisville, TX, serving customers nationwide. Standard turnaround is 5–7 business days from receipt and all repaired units ship with a 2-year warranty. Rush service (2–3 business days) is also available.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\n  \u003cdiv class=\"desc-seo\"\u003eFlexa Systems specializes in Fanuc A02B-0236-B612 variable frequency drive repair, supplying refurbished and new units backed by a 2-year warranty. All drives are load-tested before shipping. Serving industrial facilities nationwide from Lewisville, TX.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fanuc","offers":[{"title":"Repair Service","offer_id":54627308437779,"sku":"2100000021161","price":1260.0,"currency_code":"USD","in_stock":true},{"title":"Refurbished","offer_id":54627308470547,"sku":"2100000021161","price":1860.0,"currency_code":"USD","in_stock":true},{"title":"Brand New","offer_id":54627308503315,"sku":"2100000021161","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/1948\/5715\/files\/0ec8856362ad4ceaa7679de8dbdd00f4_default.jpg?v=1787990964","url":"https:\/\/flexa-systems.com\/products\/a02b-0236-b612","provider":"Flexa Systems","version":"1.0","type":"link"}