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4b Series 4 Cylinder Biogas/LPG/CNG/Natural Gas Engine Power Generator
US$4,300.00
1 Piece
Product profile
Customization
AvailableWarranty
1 Year or 1500 H, Which One Comes FirstIgnition Mode
Compression-IgnitionModel NO.
WT4BSpeed
SpeedCooling Cylinder
Water-CooledIntake Pressure Impulse
Naturally AspiratedPiston Movement
ReciprocatingFuel
Natural GasNumber of Strokes
Four-StrokeCylinder Arrangement Form
LNumber of Cylinders
4/6 CylinderType
Combustion EngineApplication
Power Generater, Irrigation PumpCertification
ISO, CEWeight
380kgCompression Ratio
11.5:1Transport Package
Plywood CaseSpecification
Overall dimensionsTrademark
SWTOrigin
ChinaHS Code
8408909290Production Capacity
100000Key features
Multi-Fuel Compatibility: Supports natural gas, biogas, LPG, CNG, and oil field associated gas.
Wide Power Range: Available power output from 20kW to 400kW for diverse applications.
Advanced Cooling Tech: Features advanced oil-water cooling supercharger and corrosion-resistant valves.
Low Pressure Operation: Operates efficiently with low-pressure gases in the 3-15kPa range.
High Efficiency: Low gas consumption of 0.32 m3/Kw.h and lube consumption of 0.25 g/Kw.h.
OEM/ODM Support: Customization available for application, certification, and weight specifications.
Robust Certification: Meets ISO and CE certification standards for quality and safety.
Flexible Configuration: Available in 4-cylinder and 6-cylinder arrangements with L-type layout.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 1993-12-06 CertifiedNearest Port: QingdaoAverage Response Time: ≤6.02h CertifiedTerms of Payment: LC, T/T
AI-Powered supplier vetting
SummaryShandong Weituo Group Co., Ltd. is identified as a Chinese manufacturer of tractors, diesel engines, generator sets, and forklifts. The supplier reports more than 10 production lines, extensive manufacturing and inspection equipment, a 208,000–210,000 m² site, and stated annual capacities of 30,000 tractors, 20,000 engines, and 20,000 generator sets. It holds ISO9001 and ISO14001 certifications, and also reports 3C and CE certification. Evidence supports established export activity, service coverage exceeding 200 domestic service points, and exports to more than 50 countries and regions. R&D experience, product-development facilities, and independent component manufacturing indicate meaningful technical capability. However, the slices do not provide sufficient evidence of customization projects, named customer cases, or financial credibility; monetary figures are therefore not assessed.
Supplier typeThe supplier is explicitly classified as a manufacturer and is identified as Shandong Weituo Group Co., Ltd., operating in China’s Shandong province. Its stated products and industrial categories include tractors, diesel engines, generator sets, and forklifts, confirming direct manufacturing relevance.
CertificationsThe supplier reports ISO9001:2008 and ISO14001:2004 certificates. It additionally states that it has obtained 3C and CE certificates, providing explicit evidence of quality, environmental, and product-compliance certifications.
After-Sales capabilityThe supplier states that it has established a nationwide network with more than 200 service spots and provides instant and convenient user services. This is explicit evidence of substantial domestic after-sales coverage, although overseas service arrangements are not specified.
R&D capabilityThe supplier reports 18 years of total R&D engineer experience, a strong R&D and product-production capability, an advanced CAD design system, product testing facilities, and 1,000 sets of production and inspection equipment. These details explicitly support a substantial product-development and technical infrastructure.
Production capacityProduction evidence includes more than 10 production lines, a 208,000–210,000 m² manufacturing footprint, complete casting, machining, heat treatment, coating, and assembly capabilities, and stated annual capacities of 30,000 tractors, 20,000 engines, and 20,000 generator sets. The supplier also reports advanced inspection equipment and independent production of major components, indicating broad and substantial manufacturing capability.
Product Q&A
Q:What types of gas can this engine run on?
A:
The engine supports natural gas, biogas, LPG, CNG, oil field associated gas, and biomass gas.
Q:What is the warranty period for the generator?
A:
The warranty is 1 year or 1500 hours, whichever comes first.
Q:What is the power range of the 4b Series generator?
A:
The power range covers 20kW to 400kW, with specific models ranging from 33kW to 390kW.
Q:Can I customize the generator for specific applications?
A:
Yes, OEM and ODM services are available, including customization for application, certification, and weight.
Q:What is the lead time for orders?
A:
The average lead time is one month for both peak and off-peak seasons.
Send Inquiry
*To:
Shandong Weituo Group Co., Ltd.
Shandong Weituo Group Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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