{"product_id":"mitsubishi-mr-j2-20a1-ac-servo-amplifier","title":"Mitsubishi MR-J2-20A1 Servo Drive","description":"\u003cstyle\u003e.shly-pdp{--ink:#1c2024;--muted:#5b6570;--line:#dfe3e8;--bg:#fff;--soft:#f6f7f9;--accent:#C8102E;max-width:1000px;margin:0 auto;padding:4px 0 32px;color:var(--ink);font-family:-apple-system,\"Segoe UI\",Roboto,Helvetica,Arial,sans-serif;line-height:1.62;font-size:15.5px;-webkit-text-size-adjust:100%;}\n.shly-pdp *{box-sizing:border-box;}\n.shly-pdp h3{font-size:17px;font-weight:700;margin:34px 0 12px;padding:0 0 8px;border-bottom:1px solid var(--line);letter-spacing:.2px;}\n.shly-pdp p{margin:0 0 12px;}\n.shly-pdp .shly-eyebrow{font-size:11.5px;letter-spacing:1.6px;text-transform:uppercase;color:var(--accent);font-weight:700;margin:0 0 8px;}\n.shly-pdp .shly-lead{font-size:16.5px;line-height:1.68;color:#2b3138;margin:0 0 4px;}\n.shly-pdp .shly-lead b{font-weight:700;}\n.shly-pdp .shly-facts{list-style:none;margin:14px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden;}\n.shly-pdp .shly-facts li{background:var(--soft);padding:12px 14px;font-size:13.5px;line-height:1.45;}\n.shly-pdp .shly-facts span{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.9px;color:var(--muted);margin-bottom:4px;}\n.shly-pdp .shly-facts strong{font-weight:700;font-size:14.5px;}\n.shly-pdp table{width:100%;border-collapse:collapse;margin:6px 0 10px;font-size:14.5px;table-layout:fixed;}\n.shly-pdp th,.shly-pdp td{text-align:left;vertical-align:top;padding:9px 12px;border-bottom:1px solid var(--line);word-break:break-word;}\n.shly-pdp th{width:38%;font-weight:600;color:#333a41;background:#fafbfc;}\n.shly-pdp tr.shly-group td{background:#eef1f4;font-size:11.5px;letter-spacing:1.3px;text-transform:uppercase;font-weight:700;color:#48525c;padding:7px 12px;}\n.shly-pdp .shly-note{font-size:13.5px;color:var(--muted);border-left:3px solid var(--line);padding:2px 0 2px 12px;margin:10px 0 0;}\n.shly-pdp ul.shly-list{margin:8px 0 0;padding:0 0 0 20px;}\n.shly-pdp ul.shly-list li{margin:0 0 8px;}\n.shly-pdp .shly-q{border-top:1px solid var(--line);padding:14px 0 2px;}\n.shly-pdp .shly-q:first-of-type{border-top:none;}\n.shly-pdp .shly-q p{margin:0 0 6px;}\n.shly-pdp .shly-q .shly-qq{font-weight:700;color:#1c2024;}\n.shly-pdp .shly-q .shly-qq em{font-style:normal;color:var(--accent);margin-right:6px;}\n@media (max-width:720px){\n.shly-pdp{font-size:15px;}\n.shly-pdp .shly-facts{grid-template-columns:repeat(2,1fr);}\n.shly-pdp th,.shly-pdp td{padding:8px 10px;font-size:14px;}\n.shly-pdp th{width:42%;}\n}\u003c\/style\u003e\u003cdiv class=\"shly-pdp\"\u003e\n\u003cp class=\"shly-eyebrow\"\u003eMitsubishi · MELSERVO MR-J2-Super\u003c\/p\u003e\n\u003cp class=\"shly-lead\"\u003e\u003cb\u003eMR-J2-20A1\u003c\/b\u003e is a Mitsubishi servo drive with Enclosure rating IP20 (IEC 60529); Mounting Panel screw. It is used in CNC axes, robot arms, feeding and indexing drives where the installed unit is matched to the original catalog number and a compact, documented part is required.\u003c\/p\u003e\n\u003cul class=\"shly-facts\"\u003e\n\n\u003cli\u003e\n\u003cspan\u003eEnclosure rating\u003c\/span\u003e\u003cstrong\u003eIP20 (IEC 60529)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMounting\u003c\/span\u003e\u003cstrong\u003ePanel screw\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOperating temperature\u003c\/span\u003e\u003cstrong\u003e0...+55 °C (IEC 60068-2-1)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eElectrical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrequency\u003c\/th\u003e\n\u003ctd\u003eHigh-gain, advanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eControl method\u003c\/th\u003e\n\u003ctd\u003ePosition, speed, torque\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverload capacity\u003c\/th\u003e\n\u003ctd\u003e150 % for 60 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\n\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eMechanical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003ePanel screw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure rating\u003c\/th\u003e\n\u003ctd\u003eIP20 (IEC 60529)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"2\"\u003eEnvironment and compliance\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temperature\u003c\/th\u003e\n\u003ctd\u003e0...+55 °C (IEC 60068-2-1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertifications\u003c\/th\u003e\n\u003ctd\u003eCE, UL, cULus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp class=\"shly-note\"\u003eValues follow the Mitsubishi MELSERVO MR-J2-Super specification for this catalog number; parameters not confirmed for this variant are omitted rather than estimated.\u003c\/p\u003e\n\u003ch3\u003eModel comparison in the same family\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr class=\"shly-group\"\u003e\u003ctd colspan=\"4\"\u003eMitsubishi MELSERVO MR-J2-Super variants\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"width:26%\"\u003eCatalog number\u003c\/th\u003e\n\u003cth style=\"width:24%\"\u003eRated speed\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cb\u003eMR-J2-20A1\u003c\/b\u003e (this page)\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/mitsubishi-mr-j2-200b-ac-servo-amplifier\"\u003eMR-J2-200B\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/mitsubishi-mr-j2-100a-ac-servo-amplifier\"\u003eMR-J2-100A\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/mitsubishi-mr-j2-100b-ac-servo-amplifier\"\u003eMR-J2-100B\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp class=\"shly-note\"\u003eBefore selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.\u003c\/p\u003e\n\u003ch3\u003eWhere it sits in the control system\u003c\/h3\u003e\n\u003cp\u003eThe MR-J2-20A1 is the device-level element in a Mitsubishi servo drive installation. It receives the field signals and control supply listed above — the rated supply — and switches or conditions the load within the the rated ratings shown in the Specifications table. Wiring and protective devices are sized to those same numbers, not to a generic assumption.\u003c\/p\u003e\n\u003cp\u003eTypical installations place it in CNC axes, robot arms, feeding and indexing drives, where the unit is matched to the original catalog number and the enclosure provides Panel screw support. Record the catalog number and revision from the nameplate of the installed unit before specifying a like-for-like spare.\u003c\/p\u003e\n\u003ch3\u003eSelection notes for Mitsubishi MR-J2-20A1\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eMitsubishi MR-J2-20A1\u003c\/strong\u003e — Servo and motion-control component for high-accuracy positioning and synchronised movement. The figures below are taken from the specification table on this page for catalog number MR-J2-20A1; confirm the installed unit's part number and revision so the replacement matches both electrically and mechanically.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFrequency: \u003cstrong\u003eHigh-gain, advanced\u003c\/strong\u003e — Match it to the existing panel and upstream protection.\u003c\/li\u003e\n\u003cli\u003eControl method: \u003cstrong\u003ePosition, speed, torque\u003c\/strong\u003e — Record it with the other nameplate data when sourcing a replacement.\u003c\/li\u003e\n\u003cli\u003eCertifications: \u003cstrong\u003eCE, UL, cULus\u003c\/strong\u003e — Confirm the revision of the installed unit before a like-for-like replacement.\u003c\/li\u003e\n\u003cli\u003eOverload capacity: \u003cstrong\u003e150 % for 60 s\u003c\/strong\u003e — Use it as the reference when cross-checking a current-production equivalent.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCross-check the ratings above with the installed device before confirming the order.\u003c\/p\u003e\n\n\u003ch3\u003eCommon questions about MR-J2-20A1\u003c\/h3\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eWhich value is published under mounting for catalog number MR-J2-20A1?\u003c\/p\u003e\n\u003cp\u003eFor MR-J2-20A1, mounting is given as Panel screw. Use the value as the reference when sourcing a current-production equivalent.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eBefore ordering MR-J2-20A1, which enclosure rating entry should be checked?\u003c\/p\u003e\n\u003cp\u003eThe enclosure rating entry quoted above is IP20 (IEC 60529). Check the revision of the installed unit if the catalog number has been superseded.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eCan the MR-J2-20A1 replace the unit currently installed in my panel?\u003c\/p\u003e\n\u003cp\u003eCompare catalog number MR-J2-20A1 and the ratings above with the nameplate of the installed device. A current-production equivalent is selected by function and electrical rating, not by the label alone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cp class=\"shly-qq\"\u003e\u003cem\u003eQ.\u003c\/em\u003eHow do I confirm compatibility of MR-J2-20A1 before ordering?\u003c\/p\u003e\n\u003cp\u003eMatch the catalog number MR-J2-20A1 and the specification values listed above against the installed unit, then confirm the firmware or hardware revision where a revision-sensitive part is involved.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mitsubishi","offers":[{"title":"New","offer_id":46137285050621,"sku":"MR-J2-20A1","price":129.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/5665\/3309\/files\/MR-J2-100A_583dc952-f713-4f6e-b545-fbbd0f71607b.png?v=1782455674","url":"https:\/\/shly-plc.com\/products\/mitsubishi-mr-j2-20a1-ac-servo-amplifier","provider":"SHLY-PLC","version":"1.0","type":"link"}