Product Overview
Super Ultra 120kVA Silent Diesel Generator is a soundproof diesel generator set with a heavy-duty steel enclosure, water-cooled diesel engine, brushless alternator, and integrated control system. Powered by diesel fuel, it is suitable for backup and prime power in commercial, industrial, construction, and infrastructure applications.
Key Specifications

Product Highlights
Soundproof enclosure reduces operating noise, making it suitable for urban and noise-sensitive environments.
Water-cooled diesel engine provides stable performance during continuous-duty operation.
Brushless alternator delivers reliable voltage output with low maintenance requirements.
Integrated digital controller enables real-time monitoring, protection, and automatic operation.
Heavy-duty base frame improves structural strength while simplifying lifting and transportation.
Easy service access through large maintenance doors reduces inspection and routine servicing time.
Typical Applications
Commercial Buildings – Supplies standby power for offices, shopping centers, and business facilities during utility outages.
Construction Sites – Provides temporary electricity for machinery, lighting, and site offices.
Manufacturing Plants – Supports production equipment and critical electrical loads during power interruptions.
Hospitals & Healthcare Facilities – Delivers emergency backup power for essential medical systems.
Telecommunication Stations – Ensures uninterrupted operation of communication and network equipment.
Hotels & Public Facilities – Maintains continuous power for elevators, HVAC systems, lighting, and security equipment.
OEM & Customization
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Engine Options |
Weichai, Cummins, Perkins, Volvo Penta, Deutz, MTU, Yuchai, SDEC and other specified brands. |
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Alternator Options |
Stamford, Leroy-Somer, Marathon, Mecc Alte, or equivalent brushless alternators. |
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Control System |
Deep Sea, ComAp, SmartGen, automatic or manual control panels. |
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ATS Configuration |
Built-in or external Automatic Transfer Switch with different current ratings. |
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Voltage & Frequency |
220V–690V, 50Hz or 60Hz, single-phase or three-phase. |
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Fuel Tank Capacity |
Standard base tank or extended running-time fuel tank. |
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Canopy Design |
Standard silent enclosure, super silent enclosure, weatherproof or containerized design. |
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Cooling System |
High-ambient radiator, tropical radiator, or low-temperature configuration. |
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Starting System |
Electric start, automatic start, or remote start. |
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Outlet Configuration |
Industrial sockets, terminal box, customized cable connections. |
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Color & Branding |
Custom paint color, company logo, labels, and nameplates. |
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Accessories |
Battery charger, coolant heater, fuel-water separator, remote monitoring, trailer, lifting frame, and other optional equipment. |
Manufacturing Advantages
CNC sheet metal processing ensures accurate enclosure dimensions and consistent assembly quality.
Precision welding improves frame strength and long-term structural stability.
Standardized assembly process ensures consistent installation of engine, alternator, and electrical components.
Professional wiring layout enhances electrical safety and simplifies maintenance.
Factory load testing is completed before shipment to verify operating performance.
Quality Control
• Incoming raw material inspection (IQC)
• Engine model and serial number verification
• Alternator electrical performance inspection
• Sheet metal dimensional inspection
• Welding quality inspection
• Surface treatment and powder coating inspection
• Electrical wiring continuity and insulation resistance testing
• Control panel functional verification
• Cooling system pressure and leakage testing
• Fuel system leakage inspection
• Battery charging system verification
• Protection function testing (overload, low oil pressure, high coolant temperature, overspeed)
• Voltage regulation and frequency stability testing
• 25%, 50%, 75%, and 100% load bank testing
• Final appearance inspection (FQC)
• Packing inspection before shipment




Certifications
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ISO 9001 |
Quality Management System |
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CE |
Compliance with applicable EU directives |
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ISO 14001 |
Environmental Management System |
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ISO 45001 |
Occupational Health and Safety Management System |
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IEC Standards |
Electrical equipment design and testing compliance |
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RoHS (optional for electrical components) |
Restriction of hazardous substances |
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CSA / UL Components (optional) |
Selected electrical components available upon request |
Packaging & Shipping
• Plastic moisture-proof wrapping
• Protective foam and corner guards
• Export-grade plywood crate or wooden case
• Steel base with forklift pockets
• Container loading (20GP, 40GP, 40HQ)
• Sea freight, rail freight, or multimodal transportation
• Shipping marks and carton labels customized upon request
• Spare parts packed separately if required




FAQ
Q: How do I choose the correct diesel generator capacity?
A: Select the generator based on your total load, motor starting current, operating mode (standby or prime), voltage, frequency, and future expansion requirements. Load calculations can be provided upon request.
Q: What documents are supplied for export?
A: Typical documents include Commercial Invoice, Packing List, Bill of Lading, Certificate of Origin, User Manual, Factory Test Report, and other certificates when required.
Q: What is the standard production lead time?
A: Standard lead time is typically 20–30 days after order confirmation and receipt of the agreed deposit, depending on configuration and order quantity.
Q: What warranty is provided?
A: A standard warranty of 12 months from commissioning or 1,000 operating hours (whichever comes first) is commonly available, subject to the warranty terms.
Q: Are spare parts available after delivery?
A: Yes. Routine maintenance parts and major replacement components are available for long-term supply, and recommended spare parts lists can be provided.
Q: What maintenance is recommended?
A: Regular inspection of engine oil, coolant, fuel filters, air filters, battery condition, and belts is recommended. Maintenance intervals should follow the engine manufacturer's manual.

