{"product_id":"mitsubishi-m80-built-in-spindle-motor-sj-2b6905tk-copy","title":"Mitsubishi M80 Built-IN Spindle Motor SJ-2B6908TK","description":"\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 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-216\" 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 [--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-5-3-mini\" dir=\"auto\" data-message-id=\"b4fe0dba-736f-472a-8dbf-905adcd280c1\" data-message-author-role=\"assistant\"\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-a6f9-8a0b16859f27-10\" class=\"\"\u003e\n\u003csection data-turn=\"assistant\" data-scroll-anchor=\"false\" data-testid=\"conversation-turn-242\" data-turn-id-container=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-10\" data-turn-id=\"request-6a0c4d60-5b54-83ab-a6f9-8a0b16859f27-10\" 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-5-3-mini\" dir=\"auto\" data-turn-start-message=\"true\" data-message-id=\"bbd610c4-b52f-4df5-bc83-976d580ec8ed\" 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 data-is-intersecting=\"true\" data-turn-id-container=\"70b1af37-71c7-4cf2-84fd-b38fea63d78e\" class=\"\"\u003e\n\u003csection data-turn=\"user\" data-scroll-anchor=\"false\" data-testid=\"conversation-turn-11\" data-turn-id-container=\"70b1af37-71c7-4cf2-84fd-b38fea63d78e\" data-turn-id=\"70b1af37-71c7-4cf2-84fd-b38fea63d78e\" 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-WEB:6fba2126-3998-48a4-a56c-a9581fc3aee4-5\" class=\"\"\u003e\n\u003csection data-turn=\"assistant\" data-scroll-anchor=\"false\" data-testid=\"conversation-turn-12\" data-turn-id-container=\"request-WEB:6fba2126-3998-48a4-a56c-a9581fc3aee4-5\" data-turn-id=\"request-WEB:6fba2126-3998-48a4-a56c-a9581fc3aee4-5\" 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-5-3-mini\" dir=\"auto\" data-turn-start-message=\"true\" data-message-id=\"f34a58d5-9f14-425f-9060-c05057a3e9d6\" 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\u003ch3 data-end=\"43\" data-start=\"0\" data-section-id=\"gwxpq2\"\u003e🔧 Mitsubishi SJ-2B6908TK – Description\u003c\/h3\u003e\n\u003cp data-end=\"367\" data-start=\"45\"\u003eThe \u003cstrong data-end=\"64\" data-start=\"49\"\u003eSJ-2B6908TK\u003c\/strong\u003e is a \u003cstrong data-end=\"128\" data-start=\"70\"\u003eMitsubishi Electric SJ-B Series built-in spindle motor\u003c\/strong\u003e designed for \u003cstrong data-end=\"184\" data-start=\"142\"\u003ehigh-torque CNC machining applications\u003c\/strong\u003e. It is a \u003cstrong data-end=\"246\" data-start=\"194\"\u003edual-coil (low-speed \/ high-speed) spindle motor\u003c\/strong\u003e used inside machine tool spindles where high rigidity, heavy cutting capability, and stable torque control are required.\u003c\/p\u003e\n\u003chr data-end=\"372\" data-start=\"369\"\u003e\n\u003ch3 data-end=\"396\" data-start=\"374\" data-section-id=\"kx01fl\"\u003e⚙️ Key Description\u003c\/h3\u003e\n\u003cul data-end=\"708\" data-start=\"398\"\u003e\n\u003cli data-end=\"441\" data-start=\"398\" data-section-id=\"tw4l1t\"\u003e\n\u003cstrong data-end=\"411\" data-start=\"400\"\u003eSeries:\u003c\/strong\u003e SJ-B Built-in Spindle Motor\u003c\/li\u003e\n\u003cli data-end=\"505\" data-start=\"442\" data-section-id=\"1ssd7so\"\u003e\n\u003cstrong data-end=\"453\" data-start=\"444\"\u003eType:\u003c\/strong\u003e Coil changeover (low-speed \/ high-speed windings)\u003c\/li\u003e\n\u003cli data-end=\"604\" data-start=\"506\" data-section-id=\"7139fo\"\u003e\n\u003cstrong data-end=\"524\" data-start=\"508\"\u003eApplication:\u003c\/strong\u003e CNC machining centers, heavy-duty milling machines, high-load spindle systems\u003c\/li\u003e\n\u003cli data-end=\"708\" data-start=\"605\" data-section-id=\"1xe2y0t\"\u003e\n\u003cstrong data-end=\"631\" data-start=\"607\"\u003eDrive compatibility:\u003c\/strong\u003e \u003cstrong data-end=\"668\" data-start=\"632\"\u003eMDS-D2-SP-320 spindle drive unit\u003c\/strong\u003e \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"713\" data-start=\"710\"\u003e\n\u003ch3 data-end=\"747\" data-start=\"715\" data-section-id=\"4ligfa\"\u003e⚡ Functional Characteristics\u003c\/h3\u003e\n\u003cul data-end=\"1055\" data-start=\"749\"\u003e\n\u003cli data-end=\"910\" data-start=\"749\" data-section-id=\"1tb5wte\"\u003eOperates with two speed ranges:\n\u003cul data-end=\"910\" data-start=\"785\"\u003e\n\u003cli data-end=\"848\" data-start=\"785\" data-section-id=\"khcj4l\"\u003e\u003cstrong data-end=\"848\" data-start=\"787\"\u003eLow-speed coil → very high torque for rough\/heavy cutting\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-end=\"910\" data-start=\"851\" data-section-id=\"il2n1n\"\u003e\u003cstrong data-end=\"910\" data-start=\"853\"\u003eHigh-speed coil → finishing and higher spindle speeds\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"969\" data-start=\"911\" data-section-id=\"pebomy\"\u003eDesigned for \u003cstrong data-end=\"969\" data-start=\"926\"\u003ehigh-load stability and rigid machining\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1055\" data-start=\"970\" data-section-id=\"umxmcq\"\u003eBuilt for \u003cstrong data-end=\"1055\" data-start=\"982\"\u003econtinuous industrial operation with liquid cooling (oil jacket type)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1060\" data-start=\"1057\"\u003e\n\u003ch3 data-end=\"1093\" data-start=\"1062\" data-section-id=\"iqddrx\"\u003e📊 Key Performance Overview\u003c\/h3\u003e\n\u003cul data-end=\"1580\" data-start=\"1095\"\u003e\n\u003cli data-end=\"1268\" data-start=\"1095\" data-section-id=\"4in5n9\"\u003e\n\u003cstrong data-end=\"1114\" data-start=\"1097\"\u003ePower output:\u003c\/strong\u003e\n\u003cul data-end=\"1268\" data-start=\"1117\"\u003e\n\u003cli data-end=\"1185\" data-start=\"1117\" data-section-id=\"1pz0fe6\"\u003eContinuous: \u003cstrong data-end=\"1183\" data-start=\"1131\"\u003e15 kW (low-speed coil) \/ 22 kW (high-speed coil)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1268\" data-start=\"1188\" data-section-id=\"19mwcnd\"\u003eShort-time (50% ED): \u003cstrong data-end=\"1228\" data-start=\"1211\"\u003e22 kW \/ 30 kW\u003c\/strong\u003e \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1402\" data-start=\"1270\" data-section-id=\"3uy2b8\"\u003e\n\u003cstrong data-end=\"1283\" data-start=\"1272\"\u003eTorque:\u003c\/strong\u003e\n\u003cul data-end=\"1402\" data-start=\"1286\"\u003e\n\u003cli data-end=\"1323\" data-start=\"1286\" data-section-id=\"15cb791\"\u003eContinuous: \u003cstrong data-end=\"1321\" data-start=\"1300\"\u003e819 N·m \/ 467 N·m\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1402\" data-start=\"1326\" data-section-id=\"1trrakb\"\u003eShort-time: \u003cstrong data-end=\"1362\" data-start=\"1340\"\u003e1200 N·m \/ 637 N·m\u003c\/strong\u003e \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1580\" data-start=\"1404\" data-section-id=\"c8xpac\"\u003e\n\u003cstrong data-end=\"1422\" data-start=\"1406\"\u003eSpeed range:\u003c\/strong\u003e\n\u003cul data-end=\"1580\" data-start=\"1425\"\u003e\n\u003cli data-end=\"1460\" data-start=\"1425\" data-section-id=\"1griyi2\"\u003eLow-speed coil: ~175 r\/min base\u003c\/li\u003e\n\u003cli data-end=\"1499\" data-start=\"1463\" data-section-id=\"apnhhu\"\u003eHigh-speed coil: ~450 r\/min base\u003c\/li\u003e\n\u003cli data-end=\"1580\" data-start=\"1502\" data-section-id=\"17lytnd\"\u003eMaximum speed: \u003cstrong data-end=\"1540\" data-start=\"1519\"\u003e1000 \/ 3300 r\/min\u003c\/strong\u003e \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1585\" data-start=\"1582\"\u003e\n\u003ch3 data-end=\"1627\" data-start=\"1587\" data-section-id=\"6otvur\"\u003e🧩 Mechanical \u0026amp; Construction Details\u003c\/h3\u003e\n\u003cul data-end=\"2032\" data-start=\"1629\"\u003e\n\u003cli data-end=\"1744\" data-start=\"1629\" data-section-id=\"h5x2nx\"\u003e\n\u003cstrong data-end=\"1649\" data-start=\"1631\"\u003eRotor inertia:\u003c\/strong\u003e \u003cstrong data-end=\"1665\" data-start=\"1650\"\u003e1.105 kg·m²\u003c\/strong\u003e (very high → strong cutting stability) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1835\" data-start=\"1745\" data-section-id=\"1c9i0bl\"\u003e\n\u003cstrong data-end=\"1762\" data-start=\"1747\"\u003eMotor mass:\u003c\/strong\u003e ~143 kg (stator), ~91 kg (rotor) \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1877\" data-start=\"1836\" data-section-id=\"16p8igy\"\u003e\n\u003cstrong data-end=\"1864\" data-start=\"1838\"\u003eStator outer diameter:\u003c\/strong\u003e ~Ø369.5 mm\u003c\/li\u003e\n\u003cli data-end=\"1916\" data-start=\"1878\" data-section-id=\"124o2mj\"\u003e\n\u003cstrong data-end=\"1905\" data-start=\"1880\"\u003eRotor inner diameter:\u003c\/strong\u003e ~Ø165 mm\u003c\/li\u003e\n\u003cli data-end=\"2032\" data-start=\"1917\" data-section-id=\"i1fasn\"\u003e\n\u003cstrong data-end=\"1943\" data-start=\"1919\"\u003eCooling requirement:\u003c\/strong\u003e ~9920 W heat dissipation with oil cooling system \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2037\" data-start=\"2034\"\u003e\n\u003ch3 data-end=\"2066\" data-start=\"2039\" data-section-id=\"1tre2jo\"\u003e🏭 Typical Applications\u003c\/h3\u003e\n\u003cp data-end=\"2109\" data-start=\"2068\"\u003eThe \u003cstrong data-end=\"2087\" data-start=\"2072\"\u003eSJ-2B6908TK\u003c\/strong\u003e is typically used in:\u003c\/p\u003e\n\u003cul data-end=\"2353\" data-start=\"2111\"\u003e\n\u003cli data-end=\"2158\" data-start=\"2111\" data-section-id=\"158kgfv\"\u003eHeavy-duty CNC machining centers (large VMCs)\u003c\/li\u003e\n\u003cli data-end=\"2202\" data-start=\"2159\" data-section-id=\"1ei4w1v\"\u003eHigh-load milling and roughing operations\u003c\/li\u003e\n\u003cli data-end=\"2272\" data-start=\"2203\" data-section-id=\"gnlnp7\"\u003eIndustrial production machines requiring \u003cstrong data-end=\"2272\" data-start=\"2246\"\u003emaximum spindle torque\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2353\" data-start=\"2273\" data-section-id=\"1trt6bm\"\u003eApplications where \u003cstrong data-end=\"2353\" data-start=\"2294\"\u003elow-speed cutting force is more important than high RPM\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"2358\" data-start=\"2355\"\u003e\n\u003ch3 data-end=\"2374\" data-start=\"2360\" data-section-id=\"uvvked\"\u003e⚠️ Summary\u003c\/h3\u003e\n\u003cp data-end=\"2470\" data-start=\"2376\"\u003eThe \u003cstrong data-end=\"2395\" data-start=\"2380\"\u003eSJ-2B6908TK\u003c\/strong\u003e is one of the \u003cstrong data-end=\"2459\" data-start=\"2410\"\u003ehighest torque models in the SJ-B 6900 series\u003c\/strong\u003e, offering:\u003c\/p\u003e\n\u003cul data-end=\"2715\" data-start=\"2472\"\u003e\n\u003cli data-end=\"2524\" data-start=\"2472\" data-section-id=\"1y4nwx\"\u003eExtremely high torque (up to ~1200 N·m short-time)\u003c\/li\u003e\n\u003cli data-end=\"2569\" data-start=\"2525\" data-section-id=\"15yltht\"\u003eVery high inertia for stable heavy cutting\u003c\/li\u003e\n\u003cli data-end=\"2623\" data-start=\"2570\" data-section-id=\"12s4uou\"\u003eLower maximum speed compared to smaller SJ-B models\u003c\/li\u003e\n\u003cli data-end=\"2715\" data-start=\"2624\" data-section-id=\"1bsxgu2\"\u003eOptimized for \u003cstrong data-end=\"2715\" data-start=\"2640\"\u003erough machining and heavy-duty cutting rather than high-speed finishing\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\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\/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\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"JJAutomation","offers":[{"title":"Default Title","offer_id":45860990222472,"sku":"SJ-2B6908TK","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-2b6905tk-copy","provider":"JJAutomation","version":"1.0","type":"link"}