{"product_id":"mitsubishi-m80-tool-spindle-motor-hg903-d48-copy","title":"Mitsubishi M80 Tool Spindle Motor HG903-D48","description":"\u003ch3 data-section-id=\"1wp75m\" data-start=\"0\" data-end=\"58\"\u003e\u003cspan role=\"text\"\u003e🔧 Mitsubishi \u003cstrong data-start=\"18\" data-end=\"58\"\u003eHG903-D48 \/ HG903S-D48 – Description\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"60\" data-end=\"244\"\u003eThe \u003cstrong data-start=\"64\" data-end=\"90\"\u003eHG903-D48 (HG903S-D48)\u003c\/strong\u003e is a \u003cstrong data-start=\"96\" data-end=\"171\"\u003ehigh-power Mitsubishi Electric HG Series AC servo \/ spindle-class motor\u003c\/strong\u003e, and it is one of the \u003cstrong data-start=\"194\" data-end=\"243\"\u003elargest standard HG frame motors in your list\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"246\" data-end=\"416\"\u003eIt is designed for \u003cstrong data-start=\"265\" data-end=\"313\"\u003every high torque industrial CNC applications\u003c\/strong\u003e, commonly used as a \u003cstrong data-start=\"334\" data-end=\"388\"\u003emain spindle motor or heavy-duty rotary axis motor\u003c\/strong\u003e in large machining centers.\u003c\/p\u003e\n\u003chr data-start=\"418\" data-end=\"421\"\u003e\n\u003ch3 data-section-id=\"kx01fl\" data-start=\"423\" data-end=\"445\"\u003e⚙️ Key Description\u003c\/h3\u003e\n\u003cul data-start=\"447\" data-end=\"846\"\u003e\n\u003cli data-section-id=\"nucnno\" data-start=\"447\" data-end=\"525\"\u003e\n\u003cstrong data-start=\"449\" data-end=\"460\"\u003eSeries:\u003c\/strong\u003e Mitsubishi \u003cstrong data-start=\"472\" data-end=\"523\"\u003eHG (MELSERVO \/ CNC spindle \u0026amp; heavy-axis family)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"eywamp\" data-start=\"526\" data-end=\"588\"\u003e\n\u003cstrong data-start=\"528\" data-end=\"537\"\u003eType:\u003c\/strong\u003e AC brushless rotary motor (servo \/ spindle duty)\u003c\/li\u003e\n\u003cli data-section-id=\"1vfs3n4\" data-start=\"589\" data-end=\"705\"\u003e\n\u003cstrong data-start=\"591\" data-end=\"603\"\u003eEncoder:\u003c\/strong\u003e \u003cstrong data-start=\"604\" data-end=\"665\"\u003e20-bit absolute encoder (D48 type, ~1,048,576 pulses\/rev)\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"bp4sor\" data-start=\"706\" data-end=\"787\"\u003e\n\u003cstrong data-start=\"708\" data-end=\"724\"\u003eApplication:\u003c\/strong\u003e CNC spindle drives, heavy feed axes, large machining centers\u003c\/li\u003e\n\u003cli data-section-id=\"uzxohk\" data-start=\"788\" data-end=\"846\"\u003e\n\u003cstrong data-start=\"790\" data-end=\"808\"\u003eVoltage class:\u003c\/strong\u003e 200 VAC industrial CNC drive system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"848\" data-end=\"851\"\u003e\n\u003ch3 data-section-id=\"1i278mv\" data-start=\"853\" data-end=\"890\"\u003e📊 Electrical \u0026amp; Performance Specs\u003c\/h3\u003e\n\u003cp data-start=\"892\" data-end=\"932\"\u003eFrom Mitsubishi HG-series official data:\u003c\/p\u003e\n\u003cul data-start=\"934\" data-end=\"1451\"\u003e\n\u003cli data-section-id=\"1k696dp\" data-start=\"934\" data-end=\"1004\"\u003e\n\u003cstrong data-start=\"936\" data-end=\"953\"\u003eRated output:\u003c\/strong\u003e \u003cstrong data-start=\"954\" data-end=\"964\"\u003e9.0 kW\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8falk7\" data-start=\"1005\" data-end=\"1077\"\u003e\n\u003cstrong data-start=\"1007\" data-end=\"1024\"\u003eRated torque:\u003c\/strong\u003e \u003cstrong data-start=\"1025\" data-end=\"1037\"\u003e28.6 N·m\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1hcm0oy\" data-start=\"1078\" data-end=\"1149\"\u003e\n\u003cstrong data-start=\"1080\" data-end=\"1096\"\u003eRated speed:\u003c\/strong\u003e \u003cstrong data-start=\"1097\" data-end=\"1109\"\u003e3000 rpm\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"yrffj3\" data-start=\"1150\" data-end=\"1215\"\u003e\n\u003cstrong data-start=\"1152\" data-end=\"1170\"\u003eMaximum speed:\u003c\/strong\u003e up to \u003cstrong data-start=\"1177\" data-end=\"1213\"\u003e3000–6000 rpm (system dependent)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1jj6xcx\" data-start=\"1216\" data-end=\"1297\"\u003e\n\u003cstrong data-start=\"1218\" data-end=\"1237\"\u003eMaximum torque:\u003c\/strong\u003e \u003cstrong data-start=\"1238\" data-end=\"1257\"\u003e~208 N·m (peak)\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1enkm2x\" data-start=\"1298\" data-end=\"1373\"\u003e\n\u003cstrong data-start=\"1300\" data-end=\"1320\"\u003eMaximum current:\u003c\/strong\u003e ~204 A class \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8nh2j9\" data-start=\"1374\" data-end=\"1451\"\u003e\n\u003cstrong data-start=\"1376\" data-end=\"1394\"\u003eMotor inertia:\u003c\/strong\u003e ~196 ×10⁻⁴ kg·m² \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1453\" data-end=\"1456\"\u003e\n\u003ch3 data-section-id=\"1xis9a5\" data-start=\"1458\" data-end=\"1484\"\u003e🧩 Mechanical Features\u003c\/h3\u003e\n\u003cul data-start=\"1486\" data-end=\"1851\"\u003e\n\u003cli data-section-id=\"17jfbno\" data-start=\"1486\" data-end=\"1589\"\u003e\n\u003cstrong data-start=\"1488\" data-end=\"1503\"\u003eFrame size:\u003c\/strong\u003e ~204 mm class flange (very large frame motor) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1dk495r\" data-start=\"1590\" data-end=\"1669\"\u003e\n\u003cstrong data-start=\"1592\" data-end=\"1607\"\u003eProtection:\u003c\/strong\u003e IP67 (shaft excluded) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"u415lf\" data-start=\"1670\" data-end=\"1742\"\u003e\n\u003cstrong data-start=\"1672\" data-end=\"1689\"\u003eConstruction:\u003c\/strong\u003e Heavy-duty enclosed industrial servo\/spindle motor\u003c\/li\u003e\n\u003cli data-section-id=\"12rvcg4\" data-start=\"1743\" data-end=\"1793\"\u003e\n\u003cstrong data-start=\"1745\" data-end=\"1756\"\u003eDesign:\u003c\/strong\u003e Medium inertia, high torque output\u003c\/li\u003e\n\u003cli data-section-id=\"ddz05k\" data-start=\"1794\" data-end=\"1851\"\u003e\n\u003cstrong data-start=\"1796\" data-end=\"1809\"\u003eMounting:\u003c\/strong\u003e CNC spindle \/ large axis drive mounting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1853\" data-end=\"1856\"\u003e\n\u003ch3 data-section-id=\"1i1330x\" data-start=\"1858\" data-end=\"1891\"\u003e⚙️ Functional Characteristics\u003c\/h3\u003e\n\u003cp data-start=\"1893\" data-end=\"1958\"\u003eThe \u003cstrong data-start=\"1897\" data-end=\"1910\"\u003eHG903-D48\u003c\/strong\u003e is not a small feed-axis servo like HG54–HG154.\u003c\/p\u003e\n\u003cp data-start=\"1960\" data-end=\"1979\"\u003eIt is designed for:\u003c\/p\u003e\n\u003cul data-start=\"1981\" data-end=\"2167\"\u003e\n\u003cli data-section-id=\"d3e3fb\" data-start=\"1981\" data-end=\"2035\"\u003e\u003cstrong data-start=\"1983\" data-end=\"2035\"\u003eMain spindle drive in CNC machines (primary use)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1ry4wts\" data-start=\"2036\" data-end=\"2085\"\u003eOR \u003cstrong data-start=\"2041\" data-end=\"2085\"\u003every heavy industrial axis drive systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1i7tqdp\" data-start=\"2086\" data-end=\"2121\"\u003eHigh continuous torque at low RPM\u003c\/li\u003e\n\u003cli data-section-id=\"1v7p212\" data-start=\"2122\" data-end=\"2167\"\u003eStable cutting performance under heavy load\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2169\" data-end=\"2172\"\u003e\n\u003ch3 data-section-id=\"1tre2jo\" data-start=\"2174\" data-end=\"2201\"\u003e🏭 Typical Applications\u003c\/h3\u003e\n\u003cul data-start=\"2203\" data-end=\"2427\"\u003e\n\u003cli data-section-id=\"ju3yl3\" data-start=\"2203\" data-end=\"2241\"\u003eCNC machine \u003cstrong data-start=\"2217\" data-end=\"2241\"\u003emain spindle systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1nev566\" data-start=\"2242\" data-end=\"2289\"\u003eLarge vertical \/ horizontal machining centers\u003c\/li\u003e\n\u003cli data-section-id=\"8gdbj0\" data-start=\"2290\" data-end=\"2330\"\u003eHeavy-duty milling and boring machines\u003c\/li\u003e\n\u003cli data-section-id=\"16hnnot\" data-start=\"2331\" data-end=\"2358\"\u003eHigh-torque rotary tables\u003c\/li\u003e\n\u003cli data-section-id=\"1wu6k2m\" data-start=\"2359\" data-end=\"2427\"\u003eIndustrial machine tools requiring strong continuous cutting power\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2429\" data-end=\"2432\"\u003e\n\u003ch3 data-section-id=\"1x88zgf\" data-start=\"2434\" data-end=\"2455\"\u003e⚠️ Important Note\u003c\/h3\u003e\n\u003cul data-start=\"2457\" data-end=\"2728\"\u003e\n\u003cli data-section-id=\"13uhq5a\" data-start=\"2457\" data-end=\"2516\"\u003e❌ Not a small feed-axis servo (like HG54, HG105, HG154)\u003c\/li\u003e\n\u003cli data-section-id=\"yhysc2\" data-start=\"2517\" data-end=\"2580\"\u003e❌ Not a linear motor (LM series = direct-drive linear axis)\u003c\/li\u003e\n\u003cli data-section-id=\"1x2j6hj\" data-start=\"2581\" data-end=\"2653\"\u003e⚠️ This is effectively the \u003cstrong data-start=\"2610\" data-end=\"2651\"\u003etop-end HG spindle\/torque class motor\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1oqp9jm\" data-start=\"2654\" data-end=\"2728\"\u003e✅ Designed for \u003cstrong data-start=\"2671\" data-end=\"2728\"\u003emain cutting spindle or very heavy drive applications\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2730\" data-end=\"2733\"\u003e\n\u003ch3 data-section-id=\"1r1ynyj\" data-start=\"2735\" data-end=\"2748\"\u003e⚡ Summary\u003c\/h3\u003e\n\u003cp data-start=\"2750\" data-end=\"2771\"\u003eThe \u003cstrong data-start=\"2754\" data-end=\"2767\"\u003eHG903-D48\u003c\/strong\u003e is:\u003c\/p\u003e\n\u003cul data-start=\"2773\" data-end=\"2986\"\u003e\n\u003cli data-section-id=\"85c3l7\" data-start=\"2773\" data-end=\"2822\"\u003eA \u003cstrong data-start=\"2777\" data-end=\"2822\"\u003e9.0 kW industrial CNC spindle\/servo motor\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1tfyupa\" data-start=\"2823\" data-end=\"2868\"\u003eOne of the highest-power HG standard motors\u003c\/li\u003e\n\u003cli data-section-id=\"1g4eko2\" data-start=\"2869\" data-end=\"2920\"\u003eVery high torque (~28.6 N·m rated, \u0026gt;200 N·m peak)\u003c\/li\u003e\n\u003cli data-section-id=\"aqr4py\" data-start=\"2921\" data-end=\"2986\"\u003eUsed for \u003cstrong data-start=\"2932\" data-end=\"2986\"\u003emain spindle and heavy-duty machining applications\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JJAutomation","offers":[{"title":"Default Title","offer_id":45861015355528,"sku":"HG903-D48","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-tool-spindle-motor-hg903-d48-copy","provider":"JJAutomation","version":"1.0","type":"link"}