400kw 500kVA Silent Diesel Generator

400kw Silent Diesel Generator


Model: DB-400GF

Prime power: 400KW/500KVA

Rated current: 720A

Rated frequency: 50Hz/60Hz

Power factor: 0.8lag

Rated voltage: 380~480V


For more types, please contact us




Share:

Dingbo Power, a professional and reliable diesel generator set manufacturer, is proud to present the 400kw 500kVA silent diesel generator set, engineered to deliver powerful, stable, and low-noise power supply for large-scale power demand scenarios. As an authorized supporting manufacturer of world-renowned engine brands (Cummins, Perkins, Deutz, Weichai, Shangchai, Yuchai) and leading generator brands (Stanford, Leroy-Somer), we strictly select original core components to ensure the unit’s superior reliability, durability, and high-efficiency performance.


Customer demand is our top priority. We provide fully customized solutions — our professional team will recommend the optimal configuration based on your specific usage scenarios, budget, power requirements, and environmental conditions, ensuring the generator set perfectly adapts to your project and achieves the best cost-effectiveness. Equipped with a professional silent enclosure, high-quality core parts, and a built-in fuel tank, this 400kw 500kVA silent diesel generator set balances powerful output and quiet operation, making it suitable for a wide range of indoor and outdoor applications.


Why Choose Us

Dingbo is original manufacturer of diesel generator set. Factory direct sale, guaranteed quality and affordable price.

 

Our diesel generator sets are widely used in telecommunications, energy, transportation, real estate, hospital, residential building, data center and other fields, having long-term strategic cooperation with a lot of well-known enterprises. From research and development to production, from raw material procurement, assembly and processing to finished product debugging and testing, each process is strictly implemented, in all aspects meet the national, industry standards and contract provisions of the quality, specifications and performance requirements.

 

We have a professional and technical team, with an average working experience of more than 10 years in the generator industry. In the spirit of "keep improving", they actively collect and attract advanced technology and products at home and abroad, and constantly update the products, so that our diesel generators have been recognized by the majority of users.

 

If a customer can not find his supplier to support them when equipment has problem, after sales service is not guaranteed, which is a very helpless thing. While we have perfect after-sales service to support you to solve problem, it's not that you can't find us after you have a problem on your equipment. We will be with you and solve your problems with heart.


Export Case

So far, our diesel genset sold to Ethiopia, Venezuela, Singapore, Nigeria, Thailand, U.S.A etc. all over the world, both having good feedback from customers. 

Diesel generators


Specific Project Cases:

https://www.dbdieselgenerator.com/project-case/

FAQ

1. Do you have your own factory?

Yes, we have. Welcome to visit our factory.

2. What is the delivery time and do you have product in stock?

Delivery time depends on order quantity. Generally, within 10 days for open genset, 20 days for silent genset. We have some power capacities in stock, if need details, please contact us.

3. What is your warranty period?

Our warranty is 1 year or 1000running hours whichever comes first. But based on some special project, we can extended our warranty period.

4. Does your generator have global warranty?

Yes, We supply the warranty. Also most of our products like Cummins, Volvo, Perkins, Deutz, Doosan, Yuchai, Weichai etc. power generator enjoy the global warranty service. And the alternator we use like Stamford and marathon also enjoy the global warranty service, so you do not need to worry about the after-sales service.

5. What is your payment terms?

We can accept T/T 30% in advance, and the balance 70% shall be paid before shipment or L/C at sight. But based on some special project and special order, we can do something on payment item.

6. Do you provide OEM service?

Yes, we can put your company logo on our diesel genset, just tell us your requirements, then we will do it for you. 

Our Service

Before service

Our professional engineer will give you some consultation of technology and related planning before sale, such as selection of equipment, supporting facilities, the design of equipment room. We can also answer and solve the using problem you faced.

 

After sale service

1. Free guide to install and debugging

2. Free training and consult

3. Guiding how to protect your equipment

4. We will set up clients' document, tracking service, regular inspection, maintenance for life

5. We offers pure perennial spare parts and maintenance engineers will be ready to provide.

Dingbo Cloud on line service will help you to manage your equipment, save cost and improve efficiency.

The advantages of 500kVA silent diesel generator:


  • Authorized High-Quality Core Components: As an officially authorized supporting manufacturer, we exclusively use original engines from Cummins, Perkins, Deutz, Weichai, Shangchai, and Yuchai, as well as generators from Stanford and Leroy-Somer. These well-known brands boast mature technology and global recognition, ensuring the generator set operates stably, with low fuel consumption, strong load-bearing capacity, and a long service life. Leveraging the global service networks of these brands, we provide timely after-sales support and spare parts supply for customers worldwide.


  • Outstanding Silent Performance: The silent enclosure is made of 2mm galvanized steel, featuring excellent corrosion resistance, rust resistance, and color fastness. It can maintain long-term stability even in harsh environments such as high humidity, high temperature, and outdoor exposure. The enclosure is filled with 5cm thick high-density sound-absorbing cotton, which effectively absorbs and isolates noise generated by engine and generator operation. The noise level is stably reduced to 75 decibels at 7 meters, far below the industry average, meeting noise control standards for various sensitive scenarios and avoiding noise pollution.


  • Built-in 8-Hour Fuel Tank: The generator set is equipped with a bottom-mounted integrated fuel tank, capable of supporting continuous operation for 8 hours at rated power (400kw/500kVA). This integrated design saves installation space, simplifies the installation process, and ensures uninterrupted power supply during short-term power outages or temporary operations. It eliminates the need for additional fuel storage equipment, reducing customers’ initial investment costs.


  • Customizable Configuration: We fully consider the differences in customer needs. Based on your usage scenarios (indoor/outdoor, fixed/temporary, high-temperature/humid environments), power demand (backup/main power), budget, and other factors, our professional team will customize the most suitable configuration plan, including engine model, generator brand, control system (manual/automatic), enclosure design, and more, to ensure the product perfectly matches your actual needs.


  • Durable & Easy to Maintain: The 2mm galvanized steel silent enclosure not only enhances noise reduction but also greatly improves the unit’s overall durability and impact resistance, effectively preventing corrosion, rust, and fading. The reasonable structural design makes all key components (engine, generator, control panel, etc.) easily accessible, facilitating daily inspection, maintenance, and repair, thus reducing maintenance time and operating costs. Additionally, diesel engines have fewer vulnerable parts, further reducing maintenance frequency and extending the unit’s service life.


ItemSpecification
Rated Power400 kW /500 kVA
Voltage220V / 380V / 400V / 415V (customizable)
Frequency50Hz / 60Hz
Engine BrandCummins / Perkins / Weichai / Yuchai
AlternatorStamford / Leroy-Somer / OEM
Phase3 Phase
Cooling SystemWater-cooled
Noise Level≤ 75 dB(A) at 7 meters
Fuel Tank8–12 hours running
Control PanelSmart controller / ATS optional
Enclosure TypeSoundproof & Weatherproof


With its powerful output, excellent silent performance, stable operation, and customizable features, the 400kw 500kVA silent diesel generator set is widely applicable to large-scale scenarios requiring quiet and reliable power supply, including but not limited to:

  • Industrial & Manufacturing Fields: Large-scale factories, production workshops, assembly lines, chemical plants, metallurgical plants, and warehouses. It can be used as a backup power supply to avoid huge economic losses caused by sudden power outages, or as a main power supply in areas with unstable grid power. The corrosion-resistant enclosure adapts to complex industrial environments, ensuring long-term stable operation.


  • Commercial & Public Buildings: Large shopping malls, high-end office buildings, five-star hotels, large hospitals, universities, and convention centers. The low-noise design ensures the unit’s operation does not interfere with the normal work and rest of employees, guests, patients, and students, meeting the high-standard noise requirements of public places.


  • Data Centers & Communication Hubs: Large data centers, communication base stations, cloud computing centers, and post and telecommunications facilities. It provides stable and uninterrupted power supply to ensure the normal operation of precision equipment, and the low-noise, low-vibration design avoids affecting the equipment’s service life and operational accuracy.


  • Outdoor & Large-Scale Temporary Projects: Large construction sites (urban construction, highway/bridge construction), outdoor large-scale events (concerts, exhibitions, sports events), temporary camps, and emergency rescue sites. The compact design and silent performance make it easy to deploy and use, without causing noise pollution to the surrounding environment.


  • Residential & Public Utility Areas: Large high-end residential communities, villa areas, water supply and drainage stations, sewage treatment plants, and rural power supply stations. The silent operation ensures it does not disturb residents’ daily lives, and the 8-hour built-in fuel tank meets emergency power needs during short-term outages, guaranteeing the normal operation of public facilities.


400kW Silent Diesel Generator – Reliable Power for Your Needs

Looking for a powerful, silent, and efficient diesel generator? Our Dingbo Power 400kW Silent Diesel Generator is the ideal choice for both commercial and industrial applications, offering:


Prime Power: 400KW / 500KVA, providing reliable power to keep your operations running smoothly.

Rated Current: 720A, designed to meet your heavy-duty electrical needs.

Versatile Frequency: 50Hz/60Hz, adaptable to different requirements across regions.

Power Factor: 0.8 lag, ensuring consistent and reliable performance.

Rated Voltage: 380~480V, perfect for a variety of power setups.

Why Choose the Dingbo Power 400GF Silent Diesel Generator?

Dingbo Power is a professional manufacturer focusing on the R&D, production and sales of diesel generator sets, with rich industry experience and mature production technology. We have established long-term and stable cooperative relationships with world-renowned engine and generator brands and obtained official authorization, which enables us to provide customers with high-quality and reliable products. Our core goal is to meet customer needs, and we are committed to providing customized power solutions, professional technical guidance and thoughtful after-sales service for customers around the world. Whether you need a high-power backup power supply or a stable main power supply, Dingbo Power will be your most reliable partner.


Whether for backup power or off-grid applications, the 500kVA Silent Diesel Generator is your ultimate solution. Order now to secure this high-performance generator and keep your business running smoothly even during power outages!


Contact us




Follow Us

WeChat

WeChat

Contact Us

Mob.: +86 134 8102 4441

Tel.: +86 771 5805 269

Fax: +86 771 5805 259

E-mail: dingbo@dieselgeneratortech.com

WhatsApp: +86 134 8102 4441

Add.: No. 10 Kechuang Road, High tech Zone, Nanning, Guangxi, China

Get in Touch

Enter your email and receive the latest news from us.

Copyright © Guangxi Dingbo Generator Set Manufacturing Co., Ltd. All Rights Reserved | Sitemap Update cookies preferences | privacy-policy
Contact Us