Used Komatsu EGS 380-6 308kW Diesel Generator – Japanese Made, In Stock, Serviced & Tested
This listing is for a used Komatsu EGS 380-6 diesel generator set, delivering 308kW (385kVA) of reliable prime power. Powered by the robust Komatsu SAA6D125 industrial diesel engine – a masterpiece of Japanese engineering – this unit represents the pinnacle of durability, fuel efficiency, and dependable performance for large-scale industrial power generation. This generator is currently in stock and available for immediate dispatch from our Guangzhou facility.
Komatsu – Japanese Engineering Excellence
Komatsu Ltd. is a Japanese multinational corporation that manufactures construction, mining, forestry, and military equipment, as well as diesel engines. Founded in 1921, Komatsu is the world’s second largest construction equipment manufacturer. Komatsu diesel engines are renowned worldwide for their exceptional reliability, longevity, and ability to perform in the harshest environments. The SAA6D125 engine in this generator is a testament to Komatsu’s engineering prowess, designed for continuous heavy-duty operation with minimal downtime.
Engine Specifications – Komatsu SAA6D125
| Specification | Details |
|---|---|
| Engine Model | Komatsu SAA6D125 |
| Configuration | 6-cylinder, 4-cycle, water-cooled, direct injection |
| Displacement | 11.04 liters |
| Aspiration | Turbocharged with aftercooler (air-to-air) |
| Rated Power | 308 kW (413 HP) @ 1500/1800 rpm |
| Fuel System | Direct injection with electronic governor |
| Fuel Consumption | Optimized for efficiency |
| Cooling System | Heavy-duty radiator with pusher fan |
| Starting System | 24V electric start with heavy-duty batteries |
| Alternator | 24V – 50A |
Generator Set Specifications
| Specification | Details |
|---|---|
| Model | Komatsu EGS 380-6 |
| Prime Power | 308 kW (385 kVA) continuous |
| Standby Power | Approx. 339 kW (424 kVA) |
| Engine | Komatsu SAA6D125 – Japanese made |
| Frequency | 50 Hz / 60 Hz selectable |
| Voltage | 380V / 400V / 415V / 480V (3-phase, 4-wire) – configurable |
| Alternator | Brushless, with Automatic Voltage Regulator (AVR) – high-quality Japanese brand (Meidensha, Nishishiba, or equivalent) |
| Voltage Regulation | ±1.0% steady-state |
| Control Panel | 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 |
| Dimensions | Industrial footprint with robust construction |
| Weight | Approx. 3,500–4,500 kg (depending on configuration) |
| Location | Guangzhou, China |
Key Features
Komatsu Engine Advantages:
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Japanese engineering – Built by Komatsu to the highest quality standards, proven in millions of hours of field operation
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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 – Komatsu engines are trusted worldwide in mining, construction, and industrial applications where failure is not an option
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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 Komatsu dealers and parts suppliers worldwide
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Strong resale value – Komatsu equipment maintains value exceptionally well due to brand reputation
Generator Features:
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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 Komatsu Generator?
Komatsu is one of the world’s most respected manufacturers of heavy equipment and industrial engines, with a reputation built over a century 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 – Komatsu generators achieve 20,000–30,000+ hours of reliable operation with proper maintenance
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Excellent parts availability – Extensive network of Komatsu 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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Construction sites: Large-scale projects, infrastructure development
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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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Marine applications: Shipyard and port operations
What’s Included
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Komatsu EGS 380-6 diesel generator unit with Komatsu SAA6D125 engine
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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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