Product Specifications
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Model Number: SJ-DG5.5/120-04T
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Motor Type: AC spindle motor
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Rated Output: 5.5 kW (7.4 HP)
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Rated Speed: 1,200 RPM
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Voltage Rating: Typically 200–230V AC (confirm per nameplate)
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Frequency: 50/60 Hz
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Cooling Method: External fan or liquid-cooled (model-dependent)
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Mounting Type: Flange-mounted
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Enclosure Rating: IP-rated for industrial environments (specific rating may vary)
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Motor Series: SJ-DG (high torque, low-speed precision spindle applications)
Key Features
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Precision spindle motor optimized for CNC and machine tool spindles
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5.5 kW output provides reliable torque for cutting and milling operations
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Rugged industrial-grade construction for high-duty cycles
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Consistent performance under variable load and speed conditions
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Compatible with Mitsubishi drive systems and CNC controllers
Applications
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CNC lathes, milling machines, and machining centers
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Grinding and boring operations requiring spindle accuracy
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Precision toolroom and metalworking equipment
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Automated production lines with high-speed spindles
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Machine tool retrofitting and spindle drive upgrades
Alternative model numbers include: SJDG5.5/120-04T, Mitsubishi 5.5kW Spindle Motor, SJ-DG5.5 Spindle, Mitsubishi SJ-DG Series, SJ-DG5.5/120T
Common misspellings include: SJ-DGS.5/120-04T, MITSUBUSHI SJ-DG5.5, SJ-DG5.5/120-O4T, SJDG5.5/120-04T, SJ-DG55/120-04T