Used Mitsubishi MGP520C 462kW Diesel Generator – Japanese Made, In Stock, Serviced & Tested
This listing is for a used Mitsubishi MGP520C diesel generator set, delivering 462kW (577kVA) of reliable prime power. Built by Mitsubishi Heavy Industries – one of Japan’s most prestigious industrial manufacturers – this unit represents the pinnacle of Japanese engineering excellence, robust construction, and dependable performance for large-scale industrial power generation applications. This generator is currently in stock and available for immediate dispatch from our Guangzhou facility.
Mitsubishi Heavy Industries – Japanese Engineering Excellence
Mitsubishi Heavy Industries (MHI) is a global leader in heavy industrial manufacturing, with a history dating back to 1884. Mitsubishi diesel engines are renowned worldwide for their exceptional durability, fuel efficiency, and reliability in the most demanding applications. The MGP520C model embodies these qualities, designed for continuous-duty applications where failure is not an option.
Engine & Power Specifications
The MGP520C is powered by a heavy-duty Mitsubishi industrial diesel engine, engineered for continuous duty applications with:
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Power Rating: 462kW (577kVA) prime power
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Configuration: 6-cylinder in-line or V-configuration diesel
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Displacement: Optimized for power density and durability
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Aspiration: Turbocharged with aftercooling for enhanced performance
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Fuel System: Direct injection for optimal efficiency and reliability
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Speed: 1500 rpm (50Hz) / 1800 rpm (60Hz)
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Cooling: Heavy-duty radiator with pusher fan
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Starting System: 24V electric start with multiple heavy-duty batteries
Generator Set Specifications
| Specification | Details |
|---|---|
| Model | Mitsubishi MGP520C |
| Prime Power | 462 kW (577 kVA) continuous |
| Standby Power | Approx. 508 kW (635 kVA) |
| Engine | Mitsubishi industrial diesel – Japanese made |
| Frequency | 50 Hz / 60 Hz selectable |
| Voltage | 380V / 400V / 415V / 480V / 3.3kV / 6.6kV (Japanese industrial voltages available) – 3-phase, 4-wire |
| Alternator | Brushless, with Permanent Magnet Generator (PMG) and digital AVR – Mitsubishi or premium Japanese brand (Meidensha, Nishishiba) |
| Voltage Regulation | ±0.5% steady-state |
| Control Panel | Japanese industrial control panel with full instrumentation and protective relays |
| Cooling System | Heavy-duty radiator with belt-driven pusher fan |
| Fuel Tank | Integrated base tank or external tank option |
| Protection | Automatic shutdown on low oil pressure, high coolant temperature, overspeed, overload, earth fault |
| Dimensions | Industrial footprint with robust construction |
| Weight | Approx. 4,500–5,500 kg (depending on configuration) |
| Location | Guangzhou, China |
Key Features
Mitsubishi Engine Advantages:
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Japanese engineering – Built by Mitsubishi Heavy Industries to the highest quality standards
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Proven durability – Designed for 20,000–25,000+ hour major overhaul intervals with proper maintenance
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Superior reliability – Mitsubishi engines are trusted worldwide for mission-critical applications
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Excellent fuel efficiency – Optimized combustion for cost-effective operation over long run hours
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Low noise operation – Engineered for quieter running compared to many competitors
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Global support – Extensive network of Mitsubishi dealers and parts suppliers worldwide
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Strong resale value – Mitsubishi equipment maintains value exceptionally well
Generator Features:
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PMG excitation – Provides clean power for sensitive electronic loads and superior motor starting capability
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Industrial-grade construction – Built for continuous duty in demanding environments
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Premium Japanese components – High-quality alternators and controls from leading Japanese manufacturers
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Protection system – Automatic shutdown and alarms for engine and generator faults
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Dual frequency capability – 50/60 Hz selectable for international versatility
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Heavy-duty components – Designed for long service life with proper maintenance
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Proven performance – Trusted in industrial applications across Asia and worldwide
Condition & Testing
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Condition: Used, with cosmetic signs of prior service consistent with working industrial equipment
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Stock Status: In stock – available for immediate dispatch from Guangzhou
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Engine Hours: Please contact for current hour meter reading
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Service History: Oil and filter changed, coolant and fuel levels checked, air filter inspected/replaced
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Load Test: Unit has been load bank tested at 25%, 50%, 75%, and 100% load – operates smoothly with stable voltage and frequency
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Inspection: Available for viewing by appointment in Guangzhou
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Warranty: Basic warranty included (inquire for details)
Why Choose a Pre-Owned Mitsubishi Generator?
Mitsubishi Heavy Industries is one of the world’s most respected industrial manufacturers, with a reputation built over 140 years of engineering excellence:
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Superior build quality – Japanese manufacturing standards are among the highest in the world
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Proven longevity – Mitsubishi generators achieve 20,000–30,000+ hours of reliable operation with proper maintenance
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Excellent parts availability – Extensive network of Mitsubishi parts suppliers across Asia and globally
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Strong resale value – Japanese equipment maintains value exceptionally well due to brand reputation
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Cost-effective – Significant savings compared to new equipment while delivering the same robust performance
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Immediate availability – In stock and ready for dispatch from Guangzhou
Typical Applications
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Industrial facilities: Large manufacturing plants, factories, processing facilities
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Mining operations: Site power, processing equipment, workshops, dewatering pumps
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Data centers: Mission-critical backup power with N+1 redundancy
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Commercial buildings: Large shopping centers, hospitals, airports, convention centers
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Oil & gas facilities: Drilling operations, pipeline pumping stations
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Utilities: Grid support, peak shaving, emergency backup
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Construction: Major infrastructure projects, large-scale site development
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Marine applications: Shipyard and port operations
What’s Included
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Mitsubishi MGP520C diesel generator unit
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Japanese industrial control panel with instrumentation
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Base frame with anti-vibration mounts
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Exhaust silencer and flexible connection
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Operator’s manual and maintenance records (where available)
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Battery set and cables
Options Available (please inquire)
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Sound-attenuated enclosure – Weatherproof, low-noise canopy for noise-sensitive environments
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Trailer mounting – Road-legal trailer for mobility
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Automatic Transfer Switch (ATS) – For automatic backup power
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Parallel capability – For multi-unit synchronized operation
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Remote monitoring – Web-based monitoring and control system
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Extended warranty – Optional coverage beyond standard
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Installation & commissioning – Professional setup services
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Additional fuel tank – For extended runtime requirements
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Medium voltage transformation – 11kV / 13.8kV output options available
Why Buy from Us?
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Immediate Availability: In stock in Guangzhou – ready for dispatch
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Inspection Welcome: View the unit in person by appointment
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Professionally Serviced: Fully checked and serviced by experienced diesel technicians
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Load Tested: Verified performance at rated output with documentation available
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Competitive Pricing: Significant savings compared to new equipment
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Technical Support: Our team can assist with installation and operation questions
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Shipping: We can arrange delivery worldwide













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