{"product_id":"a02b-0120-c121-fanuc-mdi-keypad-unit","title":"A02B-0120-C121 FANUC MDI Keypad Unit","description":"\u003ch2\u003e\u003cstrong\u003eFANUC \u003cstrong\u003eA02B-0120-C121\u003c\/strong\u003e Separate-Type MDI Keypad Unit for Series 16\/18 CNC\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e FANUC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003eA02B-0120-C121\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e FANUC Series 16\/18 CNC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Separate-type MDI keypad unit (keypad only, no display)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply voltage:\u003c\/strong\u003e The manufacturer does not publish a value for this order code, because the CNC control unit powers the MDI unit internally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower supply capacity:\u003c\/strong\u003e \u003cspan style=\"color: #c0392b;\"\u003e\u003cstrong\u003e0 A\u003c\/strong\u003e\u003c\/span\u003e — the CNC control unit feeds the keypad internally (GFZ-63523EN\/03 Table 3.2.1(c), p.32).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication ports:\u003c\/strong\u003e None. This passive component carries no built-in communication interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e \u003cspan style=\"color: #c0392b;\"\u003e\u003cstrong\u003e0 to 55 °C\u003c\/strong\u003e\u003c\/span\u003e — family-level reference from GFZ-63523EN\/03 p.233; confirm for your order code.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage temperature:\u003c\/strong\u003e \u003cspan style=\"color: #c0392b;\"\u003e\u003cstrong\u003e-20 to 60 °C\u003c\/strong\u003e\u003c\/span\u003e — family-level reference from GFZ-63523EN\/03 p.233; confirm for your order code.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelative humidity:\u003c\/strong\u003e \u003cspan style=\"color: #c0392b;\"\u003e\u003cstrong\u003e75%RH or less\u003c\/strong\u003e\u003c\/span\u003e, with no condensation (GFZ-63523EN\/03).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e \u003cspan style=\"color: #c0392b;\"\u003e\u003cstrong\u003e1.3 kg\u003c\/strong\u003e\u003c\/span\u003e for the stand-alone MDI unit (GFZ-63523EN\/03 p.486).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (H×W×D):\u003c\/strong\u003e Not published for this specific order code.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifecycle status:\u003c\/strong\u003e Legacy — the Series 16\/18 control generation is a legacy FANUC platform (last verified: 2026-09).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Performance Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental tolerance:\u003c\/strong\u003e The \u003cstrong\u003e0 to 55 °C\u003c\/strong\u003e operating window suits most machine-shop floors, and the unit tolerates storage down to -20 °C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHumidity resistance:\u003c\/strong\u003e The keypad handles up to \u003cspan style=\"color: #c0392b;\"\u003e\u003cstrong\u003e75%RH\u003c\/strong\u003e\u003c\/span\u003e without condensation, which covers typical workshop air.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise immunity:\u003c\/strong\u003e The keypad relies on the CNC control unit for signal conditioning, because it carries no active electronics of its own.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower draw:\u003c\/strong\u003e The unit draws \u003cspan style=\"color: #c0392b;\"\u003e\u003cstrong\u003e0 A\u003c\/strong\u003e\u003c\/span\u003e from the supply, since the control unit powers it internally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement and resolution specs:\u003c\/strong\u003e FANUC publishes no measurement range, frequency response, sensitivity, linearity, or resolution figures for this passive keypad, because it performs no analog measurement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower down the FANUC Series 16\/18 control unit and lock out the main breaker before you start.\u003c\/li\u003e\n\u003cli\u003eRemove the old MDI unit from the panel and keep the mounting screws in a safe tray.\u003c\/li\u003e\n\u003cli\u003eConnect the keypad ribbon cable to the matching connector on the CNC control unit.\u003c\/li\u003e\n\u003cli\u003eSeat the \u003cstrong\u003eA02B-0120-C121\u003c\/strong\u003e into the panel cutout and tighten the mounting screws evenly.\u003c\/li\u003e\n\u003cli\u003eRestore power and test every key, then confirm the display responds to each keypress.\u003c\/li\u003e\n\u003cli\u003eVerify offset entry and program editing before you return the machine to production.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePackage List\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × FANUC \u003cstrong\u003eA02B-0120-C121\u003c\/strong\u003e separate-type MDI keypad unit\u003c\/li\u003e\n\u003cli\u003e1 × Keypad ribbon cable (as supplied)\u003c\/li\u003e\n\u003cli\u003e1 × Mounting screw set\u003c\/li\u003e\n\u003cli\u003e1 × Protective shipping carton\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWe ship worldwide through \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eWe dispatch in-stock orders within 5 days.\u003c\/li\u003e\n\u003cli\u003eWe pack each unit in a shock-resistant carton to protect the keypad during transit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Does the \u003cstrong\u003eA02B-0120-C121\u003c\/strong\u003e include a display?\u003c\/strong\u003e\u003cbr\u003eA: No. This is a separate-type MDI keypad unit, and it ships without a display. You pair it with the existing display on your Series 16\/18 control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What operating temperature does this MDI unit support?\u003c\/strong\u003e\u003cbr\u003eA: The family reference lists 0 to 55 °C for operation and -20 to 60 °C for storage. Confirm these values against official FANUC documentation for your order code.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Does the keypad need its own power supply?\u003c\/strong\u003e\u003cbr\u003eA: No. The CNC control unit powers the MDI unit internally, and the power supply capacity is 0 A.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Does this unit have communication ports?\u003c\/strong\u003e\u003cbr\u003eA: No. It is a passive component with no built-in communication ports. It communicates through the control unit's keypad interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: How much does the unit weigh?\u003c\/strong\u003e\u003cbr\u003eA: The stand-alone MDI unit weighs 1.3 kg, per the FANUC manual reference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is the product new and in stock?\u003c\/strong\u003e\u003cbr\u003eA: Yes. We offer brand-new original units, and we hold stock for immediate order processing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: How fast do you ship?\u003c\/strong\u003e\u003cbr\u003eA: We dispatch within 5 days, and we ship through FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is your return policy?\u003c\/strong\u003e\u003cbr\u003eA: We support returns within 30 days of delivery.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FANUC","offers":[{"title":"Default Title","offer_id":50974418075906,"sku":"A02B-0120-C121","price":253.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7280\/6146\/files\/A02B-0120-C121.jpg?v=1793936003","url":"https:\/\/www.nex-auto.com\/products\/a02b-0120-c121-fanuc-mdi-keypad-unit","provider":"NexAuto Technology Limited","version":"1.0","type":"link"}