{"product_id":"mitsubishi-m80-built-in-spindle-motor-sj-bg110f-240-01-copy","title":"Mitsubishi M80 Built-IN Spindle Motor SJ-BG120A\/200-01 (R)","description":"\u003cdiv class=\"\" data-turn-id-container=\"3e741853-3604-4a04-942b-1b6b1606e74d\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--header-height)\" dir=\"auto\" data-turn-id=\"3e741853-3604-4a04-942b-1b6b1606e74d\" data-turn-id-container=\"3e741853-3604-4a04-942b-1b6b1606e74d\" data-testid=\"conversation-turn-177\" data-scroll-anchor=\"false\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-17\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-17\" data-turn-id-container=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-17\" data-testid=\"conversation-turn-178\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"c4116d80-7c48-43f6-a142-be5376510bea\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-4\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-4\" data-turn-id-container=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-4\" data-testid=\"conversation-turn-190\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"43fd4e91-2a37-4c29-8460-56df5b786afa\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"streaming-animation markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003ch2 data-section-id=\"1k4gvk9\" data-start=\"0\" data-end=\"49\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3\" data-end=\"49\"\u003eSJ-BG120A\/200-01 (R) (Mitsubishi Electric)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"51\" data-end=\"271\"\u003e\u003cstrong data-start=\"51\" data-end=\"75\"\u003eSJ-BG120A\/200-01 (R)\u003c\/strong\u003e is a Mitsubishi Electric \u003cstrong data-start=\"101\" data-end=\"143\"\u003eSJ-BG series built-in AC spindle motor\u003c\/strong\u003e, designed for \u003cstrong data-start=\"158\" data-end=\"205\"\u003ehigh-speed precision machining applications\u003c\/strong\u003e where the motor is integrated directly into the spindle assembly.\u003c\/p\u003e\n\u003cp data-start=\"273\" data-end=\"349\"\u003eIt belongs to Mitsubishi’s \u003cstrong data-start=\"300\" data-end=\"333\"\u003ebuilt-in spindle motor family\u003c\/strong\u003e, optimized for:\u003c\/p\u003e\n\u003cul data-start=\"350\" data-end=\"456\"\u003e\n\u003cli data-section-id=\"ewrd5n\" data-start=\"350\" data-end=\"380\"\u003ecompact spindle construction\u003c\/li\u003e\n\u003cli data-section-id=\"teu9ij\" data-start=\"381\" data-end=\"410\"\u003eultra-high rotational speed\u003c\/li\u003e\n\u003cli data-section-id=\"1w6jsmm\" data-start=\"411\" data-end=\"426\"\u003elow vibration\u003c\/li\u003e\n\u003cli data-section-id=\"8qvoow\" data-start=\"427\" data-end=\"456\"\u003eprecision contour machining\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"458\" data-end=\"572\"\u003eThe model is officially listed in Mitsubishi’s SJ-BG spindle specifications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"574\" data-end=\"577\"\u003e\n\u003ch1 data-section-id=\"5ardlf\" data-start=\"579\" data-end=\"604\"\u003e🔧 Model code breakdown\u003c\/h1\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"606\" data-end=\"914\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"606\" data-end=\"632\"\u003e\n\u003ctr data-start=\"606\" data-end=\"632\"\u003e\n\u003cth data-start=\"606\" data-end=\"621\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eCode section\u003c\/th\u003e\n\u003cth data-start=\"621\" data-end=\"632\" data-col-size=\"md\" class=\"last:pe-10\"\u003eMeaning\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"643\" data-end=\"914\"\u003e\n\u003ctr data-start=\"643\" data-end=\"687\"\u003e\n\u003ctd data-start=\"643\" data-end=\"652\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"645\" data-end=\"651\"\u003eSJ\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"652\" data-end=\"687\"\u003eMitsubishi spindle motor family\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"688\" data-end=\"730\"\u003e\n\u003ctd data-start=\"688\" data-end=\"697\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"690\" data-end=\"696\"\u003eBG\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"697\" data-end=\"730\" data-col-size=\"md\"\u003eBuilt-in spindle motor series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"731\" data-end=\"777\"\u003e\n\u003ctd data-start=\"731\" data-end=\"742\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"733\" data-end=\"741\"\u003e120A\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"742\" data-end=\"777\" data-col-size=\"md\"\u003e120 mm frame \/ A-type structure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"778\" data-end=\"808\"\u003e\n\u003ctd data-start=\"778\" data-end=\"788\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"780\" data-end=\"787\"\u003e200\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"788\" data-end=\"808\"\u003e20,000 rpm class\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"809\" data-end=\"844\"\u003e\n\u003ctd data-start=\"809\" data-end=\"818\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"811\" data-end=\"817\"\u003e01\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"818\" data-end=\"844\" data-col-size=\"md\"\u003ewinding\/design version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"845\" data-end=\"914\"\u003e\n\u003ctd data-start=\"845\" data-end=\"855\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"847\" data-end=\"854\"\u003e(R)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"855\" data-end=\"914\" data-col-size=\"md\"\u003erevised rotor specification \/ OEM configuration variant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"916\" data-end=\"919\"\u003eSo:\u003c\/p\u003e\n\u003cblockquote data-start=\"920\" data-end=\"1022\"\u003e\n\u003cp data-start=\"922\" data-end=\"1022\"\u003e\u003cstrong data-start=\"922\" data-end=\"1022\"\u003eSJ-BG120A\/200-01(R) = 120 mm built-in spindle motor designed for ~20,000 rpm precision machining\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-start=\"1024\" data-end=\"1027\"\u003e\n\u003ch1 data-section-id=\"1hklsno\" data-start=\"1029\" data-end=\"1057\"\u003e🔧 Verified specifications\u003c\/h1\u003e\n\u003cp data-start=\"1059\" data-end=\"1150\"\u003eFrom Mitsubishi official SJ-BG spindle motor manuals: \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1152\" data-end=\"1770\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1152\" data-end=\"1173\"\u003e\n\u003ctr data-start=\"1152\" data-end=\"1173\"\u003e\n\u003cth data-start=\"1152\" data-end=\"1164\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth data-start=\"1164\" data-end=\"1173\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1184\" data-end=\"1770\"\u003e\n\u003ctr data-start=\"1184\" data-end=\"1202\"\u003e\n\u003ctd data-start=\"1184\" data-end=\"1193\" data-col-size=\"sm\"\u003eSeries\u003c\/td\u003e\n\u003ctd data-start=\"1193\" data-end=\"1202\" data-col-size=\"sm\"\u003eSJ-BG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1203\" data-end=\"1245\"\u003e\n\u003ctd data-start=\"1203\" data-end=\"1216\" data-col-size=\"sm\"\u003eMotor type\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1216\" data-end=\"1245\"\u003eBuilt-in AC spindle motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1246\" data-end=\"1286\"\u003e\n\u003ctd data-start=\"1246\" data-end=\"1272\" data-col-size=\"sm\"\u003eContinuous rated output\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1272\" data-end=\"1286\"\u003e\u003cstrong data-start=\"1274\" data-end=\"1284\"\u003e1.5 kW\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1287\" data-end=\"1336\"\u003e\n\u003ctd data-start=\"1287\" data-end=\"1313\" data-col-size=\"sm\"\u003eShort-time rated output\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1313\" data-end=\"1336\"\u003e\u003cstrong data-start=\"1315\" data-end=\"1334\"\u003e3.7 kW (10% ED)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1337\" data-end=\"1381\"\u003e\n\u003ctd data-start=\"1337\" data-end=\"1367\" data-col-size=\"sm\"\u003eStandard accel\/decel output\u003c\/td\u003e\n\u003ctd data-start=\"1367\" data-end=\"1381\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1369\" data-end=\"1379\"\u003e3.7 kW\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1382\" data-end=\"1424\"\u003e\n\u003ctd data-start=\"1382\" data-end=\"1410\" data-col-size=\"sm\"\u003eActual accel\/decel output\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1410\" data-end=\"1424\"\u003e\u003cstrong data-start=\"1412\" data-end=\"1422\"\u003e4.4 kW\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1425\" data-end=\"1454\"\u003e\n\u003ctd data-start=\"1425\" data-end=\"1438\" data-col-size=\"sm\"\u003eBase speed\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1438\" data-end=\"1454\"\u003e\u003cstrong data-start=\"1440\" data-end=\"1452\"\u003e8400 rpm\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1455\" data-end=\"1495\"\u003e\n\u003ctd data-start=\"1455\" data-end=\"1479\" data-col-size=\"sm\"\u003eShort-time base speed\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1479\" data-end=\"1495\"\u003e\u003cstrong data-start=\"1481\" data-end=\"1493\"\u003e7340 rpm\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1496\" data-end=\"1530\"\u003e\n\u003ctd data-start=\"1496\" data-end=\"1512\" data-col-size=\"sm\"\u003eMaximum speed\u003c\/td\u003e\n\u003ctd data-start=\"1512\" data-end=\"1530\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1514\" data-end=\"1528\"\u003e20,000 rpm\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1531\" data-end=\"1562\"\u003e\n\u003ctd data-start=\"1531\" data-end=\"1549\" data-col-size=\"sm\"\u003eFrame\/core size\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1549\" data-end=\"1562\"\u003e\u003cstrong data-start=\"1551\" data-end=\"1560\"\u003e50-25\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1563\" data-end=\"1599\"\u003e\n\u003ctd data-start=\"1563\" data-end=\"1583\" data-col-size=\"sm\"\u003eContinuous torque\u003c\/td\u003e\n\u003ctd data-start=\"1583\" data-end=\"1599\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1585\" data-end=\"1597\"\u003e0.85 N·m\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1600\" data-end=\"1635\"\u003e\n\u003ctd data-start=\"1600\" data-end=\"1620\" data-col-size=\"sm\"\u003eShort-time torque\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1620\" data-end=\"1635\"\u003e\u003cstrong data-start=\"1622\" data-end=\"1633\"\u003e1.4 N·m\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1636\" data-end=\"1673\"\u003e\n\u003ctd data-start=\"1636\" data-end=\"1652\" data-col-size=\"sm\"\u003eRotor inertia\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1652\" data-end=\"1673\"\u003e\u003cstrong data-start=\"1654\" data-end=\"1671\"\u003e0.00021 kg·m²\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1674\" data-end=\"1713\"\u003e\n\u003ctd data-start=\"1674\" data-end=\"1684\" data-col-size=\"sm\"\u003eCooling\u003c\/td\u003e\n\u003ctd data-start=\"1684\" data-end=\"1713\" data-col-size=\"sm\"\u003eLiquid\/oil jacket cooling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1714\" data-end=\"1742\"\u003e\n\u003ctd data-start=\"1714\" data-end=\"1728\" data-col-size=\"sm\"\u003eStator mass\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1728\" data-end=\"1742\"\u003e\u003cstrong data-start=\"1730\" data-end=\"1740\"\u003e3.0 kg\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1743\" data-end=\"1770\"\u003e\n\u003ctd data-start=\"1743\" data-end=\"1756\" data-col-size=\"sm\"\u003eRotor mass\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1756\" data-end=\"1770\"\u003e\u003cstrong data-start=\"1758\" data-end=\"1768\"\u003e1.3 kg\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"1772\" data-end=\"1775\"\u003e\n\u003ch1 data-section-id=\"1tlrskt\" data-start=\"1777\" data-end=\"1814\"\u003e⚙️ What makes the BG series special\u003c\/h1\u003e\n\u003cp data-start=\"1816\" data-end=\"1860\"\u003eUnlike conventional external spindle motors:\u003c\/p\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1862\" data-end=\"1986\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1862\" data-end=\"1884\"\u003e\n\u003ctr data-start=\"1862\" data-end=\"1884\"\u003e\n\u003cth data-start=\"1862\" data-end=\"1871\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eSeries\u003c\/th\u003e\n\u003cth data-start=\"1871\" data-end=\"1884\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eStructure\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1895\" data-end=\"1986\"\u003e\n\u003ctr data-start=\"1895\" data-end=\"1944\"\u003e\n\u003ctd data-start=\"1895\" data-end=\"1918\" data-col-size=\"sm\"\u003eSJ-V \/ SJ-DG \/ SJ-DL\u003c\/td\u003e\n\u003ctd data-start=\"1918\" data-end=\"1944\" data-col-size=\"sm\"\u003eExternal spindle motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1945\" data-end=\"1986\"\u003e\n\u003ctd data-start=\"1945\" data-end=\"1953\" data-col-size=\"sm\"\u003eSJ-BG\u003c\/td\u003e\n\u003ctd data-start=\"1953\" data-end=\"1986\" data-col-size=\"sm\"\u003eBuilt-in direct spindle motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"1988\" data-end=\"2006\"\u003eBG motors provide:\u003c\/p\u003e\n\u003cul data-start=\"2007\" data-end=\"2138\"\u003e\n\u003cli data-section-id=\"1dcn75i\" data-start=\"2007\" data-end=\"2029\"\u003e⚡ higher spindle RPM\u003c\/li\u003e\n\u003cli data-section-id=\"5li1jx\" data-start=\"2030\" data-end=\"2061\"\u003e🎯 better machining precision\u003c\/li\u003e\n\u003cli data-section-id=\"13z1krx\" data-start=\"2062\" data-end=\"2082\"\u003e📉 lower vibration\u003c\/li\u003e\n\u003cli data-section-id=\"1a8ztbi\" data-start=\"2083\" data-end=\"2115\"\u003e🧱 more compact spindle design\u003c\/li\u003e\n\u003cli data-section-id=\"1evdy3w\" data-start=\"2116\" data-end=\"2138\"\u003e🔇 quieter operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2140\" data-end=\"2273\"\u003eOfficial Mitsubishi spindle lineup documentation confirms SJ-BG as the built-in spindle family. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"2275\" data-end=\"2278\"\u003e\n\u003ch1 data-section-id=\"1scdpx8\" data-start=\"2280\" data-end=\"2301\"\u003e⚙️ What “(R)” means\u003c\/h1\u003e\n\u003cp data-start=\"2303\" data-end=\"2348\"\u003eThe \u003cstrong data-start=\"2307\" data-end=\"2314\"\u003e(R)\u003c\/strong\u003e suffix is used by Mitsubishi for:\u003c\/p\u003e\n\u003cul data-start=\"2349\" data-end=\"2450\"\u003e\n\u003cli data-section-id=\"1bdmo46\" data-start=\"2349\" data-end=\"2378\"\u003erevised rotor configuration\u003c\/li\u003e\n\u003cli data-section-id=\"1oe3esm\" data-start=\"2379\" data-end=\"2414\"\u003ealternate balancing specification\u003c\/li\u003e\n\u003cli data-section-id=\"18pswb8\" data-start=\"2415\" data-end=\"2450\"\u003eOEM\/machine-builder customization\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2452\" data-end=\"2573\"\u003eIt is \u003cstrong data-start=\"2458\" data-end=\"2490\"\u003enot a different motor family\u003c\/strong\u003e, but a variant of the same spindle platform. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"2575\" data-end=\"2578\"\u003e\n\u003ch1 data-section-id=\"13bduas\" data-start=\"2580\" data-end=\"2605\"\u003e🏭 Typical applications\u003c\/h1\u003e\n\u003cp data-start=\"2607\" data-end=\"2647\"\u003eSJ-BG120A\/200-01(R) is commonly used in:\u003c\/p\u003e\n\u003cul data-start=\"2648\" data-end=\"2787\"\u003e\n\u003cli data-section-id=\"bpiqj8\" data-start=\"2648\" data-end=\"2678\"\u003ehigh-speed machining centers\u003c\/li\u003e\n\u003cli data-section-id=\"1r82tu4\" data-start=\"2679\" data-end=\"2701\"\u003emold \u0026amp; die machining\u003c\/li\u003e\n\u003cli data-section-id=\"1i85duk\" data-start=\"2702\" data-end=\"2722\"\u003egraphite machining\u003c\/li\u003e\n\u003cli data-section-id=\"1ke8d47\" data-start=\"2723\" data-end=\"2759\"\u003ecompact precision milling spindles\u003c\/li\u003e\n\u003cli data-section-id=\"eu8oc9\" data-start=\"2760\" data-end=\"2787\"\u003efine finishing operations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2789\" data-end=\"2823\"\u003eIt is selected when machines need:\u003c\/p\u003e\n\u003cul data-start=\"2824\" data-end=\"2953\"\u003e\n\u003cli data-section-id=\"xzvryo\" data-start=\"2824\" data-end=\"2857\"\u003e⚡ high spindle speed (~20k rpm)\u003c\/li\u003e\n\u003cli data-section-id=\"13v8ani\" data-start=\"2858\" data-end=\"2889\"\u003e🎯 precision contour accuracy\u003c\/li\u003e\n\u003cli data-section-id=\"18urel6\" data-start=\"2890\" data-end=\"2908\"\u003e📉 low vibration\u003c\/li\u003e\n\u003cli data-section-id=\"w5bd8j\" data-start=\"2909\" data-end=\"2953\"\u003e🧱 compact integrated spindle construction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2955\" data-end=\"2958\"\u003e\n\u003ch1 data-section-id=\"qe0dqd\" data-start=\"2960\" data-end=\"2983\"\u003e🧠 Simple explanation\u003c\/h1\u003e\n\u003cp data-start=\"2985\" data-end=\"3177\"\u003e\u003cstrong data-start=\"2985\" data-end=\"3177\"\u003eSJ-BG120A\/200-01(R) is a compact built-in CNC spindle motor designed for precision high-speed machining up to about 20,000 rpm, optimized for low vibration and compact spindle integration.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"JJAutomation","offers":[{"title":"Default Title","offer_id":45860905320584,"sku":"SJ-BG120A\/200-01 (R)","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-2026-05-18T130727.835.jpg?v=1779089856","url":"https:\/\/jjautomation.in\/products\/mitsubishi-m80-built-in-spindle-motor-sj-bg110f-240-01-copy","provider":"JJAutomation","version":"1.0","type":"link"}