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Nengron - Professional Diesel Generator Manufacturer & Supplier | OEM & ODM Services

Diesel Generator

As a premier diesel generator manufacturer, Nengron offers high-performance diesel generator sets as our core power solution. Fueled by high-quality diesel, our units feature fast start-up, exceptional load adaptability, and superior reliability. As a trusted diesel generator supplier, we provide a wide power range suitable for diverse scenarios, including industrial production, mining, emergency rescue, and data centers. Our product line includes versatile configurations such as open type, silent type, containerized type, and trailer type, which can be further customized by engine brands to meet specific customer needs. Choose Nengron for mainstream diesel generator equipment that combines high stability with industry-leading cost-effectiveness.

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If you’re tired of noisy open‑frame generators disturbing neighbours or worksites, or you just need trustworthy backup power when grid power cuts out — this Ricardo 25kVA silent diesel genset is built exactly for those real‑world situations.

It’s rated 25kVA apparent power, which gives you 20kW of usable working power (at power factor 0.8). The fully enclosed silent box knocks down noise significantly, so you won’t get complaints. Powered by the well‑known Ricardo‑tech water‑cooled diesel engine, this unit is a go‑to pick for farm owners, small‑business operators, contractors and anyone needing consistent emergency or off‑grid power.
Ricardo 37.5kVA Open‑Type Diesel Generator 30kW 3‑Phase Standby Genset for Construction, Farm & Small Industrial Backup
This Ricardo 37.5kVA open‑type diesel generator delivers **30kW prime usable power (37.5kVA apparent power at power factor 0.8)**. As an open‑frame genset without silent canopy, it brings you a budget‑friendly heavy‑duty power solution.

Powered by the well‑known Ricardo R4105D water‑cooled four‑cylinder diesel engine, this unit can run continuously under heavy‑load conditions. The open‑type layout lets technicians quickly reach every component for oil change, filter replacement and daily troubleshooting.

Standard output is 400V/230V three‑phase 50Hz. It is widely used for construction site temporary power, farm operation power, small factory and workshop emergency backup. If noise reduction is required, you can install it inside an equipment room or match an external sound‑proof housing locally.

We support multiple optional configurations including ATS automatic transfer switch and mobile trailer. OEM customization is available for bulk project buyers.
Ricardo 25kVA Silent Diesel Generator Open Diesel Generator 20kW Phase Quiet Backup Genset
If you’re tired of noisy open‑frame generators disturbing neighbours or worksites, or you just need trustworthy backup power when grid power cuts out — this Ricardo 25kVA silent diesel genset is built exactly for those real‑world situations.

It’s rated 25kVA apparent power, which gives you 20kW of usable working power (at power factor 0.8). The fully enclosed silent box knocks down noise significantly, so you won’t get complaints. Powered by the well‑known Ricardo‑tech water‑cooled diesel engine, this unit is a go‑to pick for farm owners, small‑business operators, contractors and anyone needing consistent emergency or off‑grid power.
37.5kVA Weichai Silent Canopy Generator – Reliable Off-Grid & Standby Power For Hospital, Workshop, Agricultural Projects-1786092955181386
This 37.5kVA (30kW) silent diesel generator set is equipped with authentic Weichai diesel engine, a widely recognized power solution for industrial, commercial and agricultural power supply. Built with fully enclosed soundproof canopy, the unit effectively reduces operating noise to meet indoor and residential installation requirements, solving the noise trouble of traditional open-frame generators. Rated at 400V 50Hz three-phase output with 0.8 power factor, it delivers stable continuous power for farm irrigation equipment, small factories, clinics, construction sites and remote off-grid areas. The integrated intelligent control panel supports manual and automatic operation, with complete fault alarm functions for over-temperature, low oil pressure and overload, greatly lowering maintenance risks. Compact integrated base frame integrates fuel tank, shock absorbers and exhaust system, realizing one-piece delivery and easy installation without complex matching.
30kW/37.5kVA Dongfeng Cummins Diesel Generator Set 4BT3.9-G1 Open Frame Genset | Nengron
Nengron NC-4BT3.9-G1-30KW open-frame diesel generator set delivers 30kW prime power and approximately 37.5kVA output for commercial, industrial, agricultural, telecom and emergency standby applications. It is powered by a genuine Dongfeng Cummins 4BT3.9-G1 four-cylinder inline turbocharged engine with 3.9L displacement, 1500 RPM rated speed, BYC A fuel pump and RSV mechanical governor. The compact unit provides reliable operation, stable load response and easy maintenance for construction sites, farms, workshops and backup power projects. It supports 400/230V, 50Hz power and can be matched with a three-phase brushless synchronous alternator featuring copper windings, Class H insulation and IP22 protection. Optional ATS, intelligent controller, silent canopy and mobile trailer are available. OEM and ODM services include custom logos, colors, nameplates and export packaging for all buyers.
140kW Cummins Industrial Diesel Generator Open Frame Genset
This NC-DFCU-140KW-GS 140kW 175kVA open-frame diesel generator set is powered by genuine Chongqing Cummins 6CTAA8.3-G2 inline 6-cylinder turbocharged aftercooled engine, delivering reliable power output and excellent load capacity for medium-duty applications. Designed for continuous prime power and emergency standby use, this unit features the mature Cummins PT fuel injection system and optimized fuel calibration, achieving stable performance, low fuel consumption and long service life. It supports 24-hour continuous operation and adapts to various demanding scenarios including construction sites, industrial parks, agricultural irrigation, mining areas and unattended outdoor power stations. Equipped with a 100% pure copper brushless alternator with Class H insulation and IP23 protection grade, the genset outputs clean three-phase power with low harmonic distortion to ensure the stable operation of sensitive industrial and commercial equipment.
200kW/250kVA Dongfeng Cummins Diesel Generator Set 6CTAA8.3-G2 Open Frame Genset | Nengron
The Nengron NC-6CTAA8.3-G2-200KW diesel generator set delivers 200kW prime power and approximately 250kVA output at a 0.8 power factor. It is powered by a genuine Dongfeng Cummins 6CTAA8.3-G2 six-cylinder inline diesel engine with 8.3L displacement and a rated engine power of approximately 203kW. The unit provides stable power output, strong load response and convenient maintenance for factories, construction sites, mines, hospitals, data centers, telecom stations, farms and commercial backup systems. The generator set can be equipped with a three-phase brushless synchronous alternator featuring copper windings, Class H insulation and IP22 protection. Standard electrical configuration supports 400/230V, 50Hz power. ATS, intelligent controller, 4G remote monitoring, silent canopy, mobile trailer and parallel control are available as optional configurations. OEM and ODM services support customized logos, colors, nameplates and export packaging.
1000kW/1250kVA Chongqing Cummins KTA50-G3 Diesel Generator Set Heavy-Duty Power Genset | Nengron
The Nengron NC-KTA50-G3-1000KW diesel generator set is designed to deliver 1000kW prime power and approximately 1250kVA output at a 0.8 power factor. Powered by a Chongqing Cummins KTA50-G3 diesel engine, the unit is suitable for demanding power projects that require stable output, strong load response and dependable long-term operation.
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Guided by our mission to integrate global technology and serve users worldwide, we are committed to building lasting partnerships through superior products and dedicated support. We invite you to contact us to discover how Leiteng Power can energize your business.
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Our reliable equipment serves as essential power for diverse sectors, including data centers, telecom infrastructure, commercial and industrial facilities, construction, mining, and agriculture.
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Contact person: Nengron
Tel: +86 13853541895
WhatsApp: +8613853541895
Email:mariaman@nengronpower.com
Add: Room 2032, Tower A, Wealth Center, Kuiwen District, Weifang City, Shandong Province
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