{"product_id":"mitsubishi-m80-built-in-spindle-motor-sj-bg120a-200-01-r-copy","title":"Mitsubishi M80 Built-IN Spindle Motor SJ-BG120C\/200-01 (R)","description":"\u003cdiv data-is-intersecting=\"true\" data-turn-id-container=\"3e741853-3604-4a04-942b-1b6b1606e74d\" class=\"\"\u003e\n\u003csection data-turn=\"user\" data-scroll-anchor=\"false\" data-testid=\"conversation-turn-177\" data-turn-id-container=\"3e741853-3604-4a04-942b-1b6b1606e74d\" data-turn-id=\"3e741853-3604-4a04-942b-1b6b1606e74d\" dir=\"auto\" 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)\"\u003e\u003c\/section\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv data-is-intersecting=\"true\" data-turn-id-container=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-17\" class=\"\"\u003e\n\u003csection data-turn=\"assistant\" data-scroll-anchor=\"false\" data-testid=\"conversation-turn-178\" data-turn-id-container=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-17\" data-turn-id=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-17\" dir=\"auto\" 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)))]\"\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 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\" data-message-model-slug=\"gpt-5-5\" dir=\"auto\" data-turn-start-message=\"true\" data-message-id=\"c4116d80-7c48-43f6-a142-be5376510bea\" data-message-author-role=\"assistant\" 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 data-is-intersecting=\"true\" data-turn-id-container=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-4\" class=\"\"\u003e\n\u003csection data-turn=\"assistant\" data-scroll-anchor=\"false\" data-testid=\"conversation-turn-190\" data-turn-id-container=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-4\" data-turn-id=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-4\" dir=\"auto\" 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)))]\"\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 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\" data-message-model-slug=\"gpt-5-5\" dir=\"auto\" data-turn-start-message=\"true\" data-message-id=\"43fd4e91-2a37-4c29-8460-56df5b786afa\" data-message-author-role=\"assistant\" 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\u003cdiv class=\"relative basis-auto flex-col -mb-(--composer-overlap-px) pb-(--composer-overlap-px) [--composer-overlap-px:28px] grow flex\"\u003e\n\u003cdiv class=\"flex flex-col text-sm\"\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-5\" 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-a6f9-8a0b16859f27-5\" data-turn-id-container=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-5\" data-testid=\"conversation-turn-192\" 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=\"28b1a468-854a-421a-865f-831c68b6471c\" 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\u003ch2 data-section-id=\"169zd6z\" data-start=\"0\" data-end=\"49\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3\" data-end=\"49\"\u003eSJ-BG120C\/200-01 (R) (Mitsubishi Electric)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"51\" data-end=\"263\"\u003e\u003cstrong data-start=\"51\" data-end=\"75\"\u003eSJ-BG120C\/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=\"196\"\u003ehigh-speed precision CNC machining\u003c\/strong\u003e where the motor is integrated directly into the spindle structure.\u003c\/p\u003e\n\u003cp data-start=\"265\" data-end=\"338\"\u003eIt belongs to the \u003cstrong data-start=\"283\" data-end=\"322\"\u003eSJ-BG built-in spindle motor family\u003c\/strong\u003e, optimized for:\u003c\/p\u003e\n\u003cul data-start=\"339\" data-end=\"468\"\u003e\n\u003cli data-section-id=\"ewrd5n\" data-start=\"339\" data-end=\"369\"\u003ecompact spindle construction\u003c\/li\u003e\n\u003cli data-section-id=\"1g2bxw8\" data-start=\"370\" data-end=\"393\"\u003ehigh rotational speed\u003c\/li\u003e\n\u003cli data-section-id=\"1w6jsmm\" data-start=\"394\" data-end=\"409\"\u003elow vibration\u003c\/li\u003e\n\u003cli data-section-id=\"8qvoow\" data-start=\"410\" data-end=\"439\"\u003eprecision contour machining\u003c\/li\u003e\n\u003cli data-section-id=\"1gjcb1y\" data-start=\"440\" data-end=\"468\"\u003estable thermal performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"470\" data-end=\"582\"\u003eMitsubishi officially lists this model in the SJ-BG specification manuals. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"584\" data-end=\"587\"\u003e\n\u003ch1 data-section-id=\"5ardlf\" data-start=\"589\" data-end=\"614\"\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=\"616\" data-end=\"926\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"616\" data-end=\"642\"\u003e\n\u003ctr data-start=\"616\" data-end=\"642\"\u003e\n\u003cth data-start=\"616\" data-end=\"631\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eCode section\u003c\/th\u003e\n\u003cth data-start=\"631\" data-end=\"642\" data-col-size=\"md\" class=\"last:pe-10\"\u003eMeaning\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"653\" data-end=\"926\"\u003e\n\u003ctr data-start=\"653\" data-end=\"697\"\u003e\n\u003ctd data-start=\"653\" data-end=\"662\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"655\" data-end=\"661\"\u003eSJ\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"662\" data-end=\"697\" data-col-size=\"md\"\u003eMitsubishi spindle motor family\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"698\" data-end=\"740\"\u003e\n\u003ctd data-start=\"698\" data-end=\"707\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"700\" data-end=\"706\"\u003eBG\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"707\" data-end=\"740\" data-col-size=\"md\"\u003eBuilt-in spindle motor series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"741\" data-end=\"802\"\u003e\n\u003ctd data-start=\"741\" data-end=\"752\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"743\" data-end=\"751\"\u003e120C\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"752\" data-end=\"802\" data-col-size=\"md\"\u003e120 mm frame \/ C-type high-performance variant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"803\" data-end=\"833\"\u003e\n\u003ctd data-start=\"803\" data-end=\"813\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"805\" data-end=\"812\"\u003e200\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"813\" data-end=\"833\" data-col-size=\"md\"\u003e20,000 rpm class\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"834\" data-end=\"869\"\u003e\n\u003ctd data-start=\"834\" data-end=\"843\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"836\" data-end=\"842\"\u003e01\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"843\" data-end=\"869\" data-col-size=\"md\"\u003ewinding\/design version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"870\" data-end=\"926\"\u003e\n\u003ctd data-start=\"870\" data-end=\"880\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"872\" data-end=\"879\"\u003e(R)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-start=\"880\" data-end=\"926\" data-col-size=\"md\"\u003erevised rotor or 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=\"928\" data-end=\"931\"\u003eSo:\u003c\/p\u003e\n\u003cblockquote data-start=\"932\" data-end=\"1038\"\u003e\n\u003cp data-start=\"934\" data-end=\"1038\"\u003e\u003cstrong data-start=\"934\" data-end=\"1038\"\u003eSJ-BG120C\/200-01(R) = 120 mm built-in spindle motor for ~20,000 rpm precision machining applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-start=\"1040\" data-end=\"1043\"\u003e\n\u003ch1 data-section-id=\"1hklsno\" data-start=\"1045\" data-end=\"1073\"\u003e🔧 Verified specifications\u003c\/h1\u003e\n\u003cp data-start=\"1075\" data-end=\"1157\"\u003eFrom Mitsubishi 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=\"1159\" data-end=\"1709\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1159\" data-end=\"1180\"\u003e\n\u003ctr data-start=\"1159\" data-end=\"1180\"\u003e\n\u003cth data-start=\"1159\" data-end=\"1171\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth data-start=\"1171\" data-end=\"1180\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1191\" data-end=\"1709\"\u003e\n\u003ctr data-start=\"1191\" data-end=\"1209\"\u003e\n\u003ctd data-start=\"1191\" data-end=\"1200\" data-col-size=\"sm\"\u003eSeries\u003c\/td\u003e\n\u003ctd data-start=\"1200\" data-end=\"1209\" data-col-size=\"sm\"\u003eSJ-BG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1210\" data-end=\"1252\"\u003e\n\u003ctd data-start=\"1210\" data-end=\"1223\" data-col-size=\"sm\"\u003eMotor type\u003c\/td\u003e\n\u003ctd data-start=\"1223\" data-end=\"1252\" data-col-size=\"sm\"\u003eBuilt-in AC spindle motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1253\" data-end=\"1293\"\u003e\n\u003ctd data-start=\"1253\" data-end=\"1279\" data-col-size=\"sm\"\u003eContinuous rated output\u003c\/td\u003e\n\u003ctd data-start=\"1279\" data-end=\"1293\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1281\" data-end=\"1291\"\u003e2.2 kW\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1294\" data-end=\"1343\"\u003e\n\u003ctd data-start=\"1294\" data-end=\"1320\" data-col-size=\"sm\"\u003eShort-time rated output\u003c\/td\u003e\n\u003ctd data-start=\"1320\" data-end=\"1343\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1322\" data-end=\"1341\"\u003e3.7 kW (15% ED)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1344\" data-end=\"1388\"\u003e\n\u003ctd data-start=\"1344\" data-end=\"1374\" data-col-size=\"sm\"\u003eStandard accel\/decel output\u003c\/td\u003e\n\u003ctd data-start=\"1374\" data-end=\"1388\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1376\" data-end=\"1386\"\u003e3.7 kW\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1389\" data-end=\"1431\"\u003e\n\u003ctd data-start=\"1389\" data-end=\"1417\" data-col-size=\"sm\"\u003eActual accel\/decel output\u003c\/td\u003e\n\u003ctd data-start=\"1417\" data-end=\"1431\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1419\" data-end=\"1429\"\u003e4.4 kW\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1432\" data-end=\"1472\"\u003e\n\u003ctd data-start=\"1432\" data-end=\"1456\" data-col-size=\"sm\"\u003eContinuous base speed\u003c\/td\u003e\n\u003ctd data-start=\"1456\" data-end=\"1472\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1458\" data-end=\"1470\"\u003e2500 rpm\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1473\" data-end=\"1513\"\u003e\n\u003ctd data-start=\"1473\" data-end=\"1497\" data-col-size=\"sm\"\u003eShort-time base speed\u003c\/td\u003e\n\u003ctd data-start=\"1497\" data-end=\"1513\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1499\" data-end=\"1511\"\u003e1900 rpm\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1514\" data-end=\"1548\"\u003e\n\u003ctd data-start=\"1514\" data-end=\"1530\" data-col-size=\"sm\"\u003eMaximum speed\u003c\/td\u003e\n\u003ctd data-start=\"1530\" data-end=\"1548\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1532\" data-end=\"1546\"\u003e20,000 rpm\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1549\" data-end=\"1588\"\u003e\n\u003ctd data-start=\"1549\" data-end=\"1559\" data-col-size=\"sm\"\u003eCooling\u003c\/td\u003e\n\u003ctd data-start=\"1559\" data-end=\"1588\" data-col-size=\"sm\"\u003eLiquid\/oil jacket cooling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1589\" data-end=\"1652\"\u003e\n\u003ctd data-start=\"1589\" data-end=\"1616\" data-col-size=\"sm\"\u003eCompatible spindle drive\u003c\/td\u003e\n\u003ctd data-start=\"1616\" data-end=\"1652\" data-col-size=\"sm\"\u003eMDS-E-SP-80 \/ MDS-E-SP2-16080(M)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1653\" data-end=\"1681\"\u003e\n\u003ctd data-start=\"1653\" data-end=\"1667\" data-col-size=\"sm\"\u003eStator mass\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"1667\" data-end=\"1681\"\u003e\u003cstrong data-start=\"1669\" data-end=\"1679\"\u003e5.9 kg\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1682\" data-end=\"1709\"\u003e\n\u003ctd data-start=\"1682\" data-end=\"1695\" data-col-size=\"sm\"\u003eRotor mass\u003c\/td\u003e\n\u003ctd data-start=\"1695\" data-end=\"1709\" data-col-size=\"sm\"\u003e\u003cstrong data-start=\"1697\" data-end=\"1707\"\u003e2.5 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=\"1711\" data-end=\"1714\"\u003e\n\u003ch1 data-section-id=\"q9z530\" data-start=\"1716\" data-end=\"1760\"\u003e⚙️ What makes the “120C” version different\u003c\/h1\u003e\n\u003cp data-start=\"1762\" data-end=\"1805\"\u003eCompared with the earlier \u003cstrong data-start=\"1788\" data-end=\"1796\"\u003e120A\u003c\/strong\u003e variant:\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=\"1807\" data-end=\"1954\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1807\" data-end=\"1840\"\u003e\n\u003ctr data-start=\"1807\" data-end=\"1840\"\u003e\n\u003cth data-start=\"1807\" data-end=\"1817\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eVariant\u003c\/th\u003e\n\u003cth data-start=\"1817\" data-end=\"1840\" data-col-size=\"md\" class=\"last:pe-10\"\u003eGeneral positioning\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1851\" data-end=\"1954\"\u003e\n\u003ctr data-start=\"1851\" data-end=\"1896\"\u003e\n\u003ctd data-start=\"1851\" data-end=\"1858\" data-col-size=\"sm\"\u003e120A\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1858\" data-end=\"1896\"\u003elighter compact high-speed spindle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1897\" data-end=\"1954\"\u003e\n\u003ctd data-start=\"1897\" data-end=\"1904\" data-col-size=\"sm\"\u003e120C\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1904\" data-end=\"1954\"\u003estronger\/high-rigidity higher-capacity version\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=\"1956\" data-end=\"1996\"\u003eThe \u003cstrong data-start=\"1960\" data-end=\"1968\"\u003e120C\u003c\/strong\u003e variant generally provides:\u003c\/p\u003e\n\u003cul data-start=\"1997\" data-end=\"2132\"\u003e\n\u003cli data-section-id=\"5rg477\" data-start=\"1997\" data-end=\"2016\"\u003eimproved rigidity\u003c\/li\u003e\n\u003cli data-section-id=\"15n6e86\" data-start=\"2017\" data-end=\"2048\"\u003elarger rotor\/stator structure\u003c\/li\u003e\n\u003cli data-section-id=\"svl0fq\" data-start=\"2049\" data-end=\"2075\"\u003ebetter thermal stability\u003c\/li\u003e\n\u003cli data-section-id=\"k8oiwq\" data-start=\"2076\" data-end=\"2132\"\u003estronger cutting capability during sustained operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2134\" data-end=\"2137\"\u003e\n\u003ch1 data-section-id=\"1scdpx8\" data-start=\"2139\" data-end=\"2160\"\u003e⚙️ What “(R)” means\u003c\/h1\u003e\n\u003cp data-start=\"2162\" data-end=\"2203\"\u003eThe \u003cstrong data-start=\"2166\" data-end=\"2173\"\u003e(R)\u003c\/strong\u003e suffix is typically used for:\u003c\/p\u003e\n\u003cul data-start=\"2204\" data-end=\"2310\"\u003e\n\u003cli data-section-id=\"1bdmo46\" data-start=\"2204\" data-end=\"2233\"\u003erevised rotor configuration\u003c\/li\u003e\n\u003cli data-section-id=\"17w6mvb\" data-start=\"2234\" data-end=\"2266\"\u003ebalancing specification update\u003c\/li\u003e\n\u003cli data-section-id=\"y75n9f\" data-start=\"2267\" data-end=\"2310\"\u003eOEM\/machine-builder customization variant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2312\" data-end=\"2421\"\u003eIt is \u003cstrong data-start=\"2318\" data-end=\"2351\"\u003enot a separate spindle family\u003c\/strong\u003e, only a configuration revision. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"2423\" data-end=\"2426\"\u003e\n\u003ch1 data-section-id=\"13bduas\" data-start=\"2428\" data-end=\"2453\"\u003e🏭 Typical applications\u003c\/h1\u003e\n\u003cp data-start=\"2455\" data-end=\"2495\"\u003eSJ-BG120C\/200-01(R) is commonly used in:\u003c\/p\u003e\n\u003cul data-start=\"2496\" data-end=\"2666\"\u003e\n\u003cli data-section-id=\"bpiqj8\" data-start=\"2496\" data-end=\"2526\"\u003ehigh-speed machining centers\u003c\/li\u003e\n\u003cli data-section-id=\"1r82tu4\" data-start=\"2527\" data-end=\"2549\"\u003emold \u0026amp; die machining\u003c\/li\u003e\n\u003cli data-section-id=\"1i85duk\" data-start=\"2550\" data-end=\"2570\"\u003egraphite machining\u003c\/li\u003e\n\u003cli data-section-id=\"guz3pg\" data-start=\"2571\" data-end=\"2598\"\u003eprecision contour milling\u003c\/li\u003e\n\u003cli data-section-id=\"7wmltw\" data-start=\"2599\" data-end=\"2633\"\u003ecompact integrated spindle units\u003c\/li\u003e\n\u003cli data-section-id=\"176mphc\" data-start=\"2634\" data-end=\"2666\"\u003eaerospace finishing operations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2668\" data-end=\"2702\"\u003eIt is selected when machines need:\u003c\/p\u003e\n\u003cul data-start=\"2703\" data-end=\"2813\"\u003e\n\u003cli data-section-id=\"xzvryo\" data-start=\"2703\" data-end=\"2736\"\u003e⚡ high spindle speed (~20k rpm)\u003c\/li\u003e\n\u003cli data-section-id=\"k4a4ae\" data-start=\"2737\" data-end=\"2763\"\u003e🎯 high contour accuracy\u003c\/li\u003e\n\u003cli data-section-id=\"18urel6\" data-start=\"2764\" data-end=\"2782\"\u003e📉 low vibration\u003c\/li\u003e\n\u003cli data-section-id=\"17win5x\" data-start=\"2783\" data-end=\"2813\"\u003e🧱 improved spindle rigidity\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2815\" data-end=\"2818\"\u003e\n\u003ch1 data-section-id=\"1j26kvg\" data-start=\"2820\" data-end=\"2862\"\u003e⚖️ Position in Mitsubishi spindle lineup\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=\"2864\" data-end=\"3115\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2864\" data-end=\"2881\"\u003e\n\u003ctr data-start=\"2864\" data-end=\"2881\"\u003e\n\u003cth data-start=\"2864\" data-end=\"2873\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eSeries\u003c\/th\u003e\n\u003cth data-start=\"2873\" data-end=\"2881\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eRole\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2892\" data-end=\"3115\"\u003e\n\u003ctr data-start=\"2892\" data-end=\"2935\"\u003e\n\u003ctd data-start=\"2892\" data-end=\"2899\" data-col-size=\"sm\"\u003eSJ-V\u003c\/td\u003e\n\u003ctd data-start=\"2899\" data-end=\"2935\" data-col-size=\"sm\"\u003eGeneral machining spindle motors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2936\" data-end=\"2976\"\u003e\n\u003ctd data-start=\"2936\" data-end=\"2944\" data-col-size=\"sm\"\u003eSJ-VL\u003c\/td\u003e\n\u003ctd data-start=\"2944\" data-end=\"2976\" data-col-size=\"sm\"\u003eLow-inertia tapping\/drilling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2977\" data-end=\"3016\"\u003e\n\u003ctd data-start=\"2977\" data-end=\"2985\" data-col-size=\"sm\"\u003eSJ-DG\u003c\/td\u003e\n\u003ctd data-col-size=\"sm\" data-start=\"2985\" data-end=\"3016\"\u003eHigh-torque cutting spindle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3017\" data-end=\"3062\"\u003e\n\u003ctd data-start=\"3017\" data-end=\"3025\" data-col-size=\"sm\"\u003eSJ-DL\u003c\/td\u003e\n\u003ctd data-start=\"3025\" data-end=\"3062\" data-col-size=\"sm\"\u003eUltra high-speed external spindle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3063\" data-end=\"3115\"\u003e\n\u003ctd data-start=\"3063\" data-end=\"3071\" data-col-size=\"sm\"\u003eSJ-BG\u003c\/td\u003e\n\u003ctd data-start=\"3071\" data-end=\"3115\" data-col-size=\"sm\"\u003eBuilt-in ultra high-speed spindle motors\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=\"3117\" data-end=\"3252\"\u003eOfficial Mitsubishi spindle lineup documentation identifies SJ-BG as the built-in spindle series. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"3254\" data-end=\"3257\"\u003e\n\u003ch1 data-section-id=\"qe0dqd\" data-start=\"3259\" data-end=\"3282\"\u003e🧠 Simple explanation\u003c\/h1\u003e\n\u003cp data-start=\"3284\" data-end=\"3509\"\u003e\u003cstrong data-start=\"3284\" data-end=\"3509\"\u003eSJ-BG120C\/200-01(R) is a built-in CNC spindle motor designed for precision high-speed machining up to about 20,000 rpm, offering higher rigidity and stronger continuous cutting capability than smaller BG spindle variants.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\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\/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":45860905418888,"sku":"SJ-BG120C\/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-bg120a-200-01-r-copy","provider":"JJAutomation","version":"1.0","type":"link"}