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Part Type: Motor de balanço (Hydraulic axial piston design for excavator upper structure rotation)
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Model Compatibility: Exclusively designed for VOLVO EC480E Excavator
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Manufacturer: Tonkee (China)
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Condition: Brand New / High-Quality Aftermarket (meets or surpasses OEM specifications)
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Warranty: 12 Months (covers material defects and workmanship)
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Shipping: Fast and reliable global shipping options to minimize equipment downtime
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Key Specifications:
- Design: Direct OEM replacement with identical mounting dimensions, hydraulic ports, and spline configuration—ensuring plug-and-play installation without modifications to the EC480E’s swing system.
- Performance:
- Operating Pressure: Up to 350 bar (continuous); 400 bar (intermittent peak)
- Torque Output: Optimized for heavy-load rotation, ensuring responsive and precise control.
- Materials:
- Housing: High-strength cast iron with reinforced ribs for pressure and impact resistance.
- Internal Components: Hardened alloy steel pistons and cylinder block for wear resistance.
- Bearings: Heavy-duty roller bearings, rated for high radial and axial loads during continuous operation.
- Sealing: High-pressure oil seals and O-rings—prevent hydraulic fluid leaks and block dust, moisture, and debris, ensuring reliability in extreme environments (-25°C to +85°C).