Yanmar Diesel Generators
High-quality Yanmar diesel generators available in various configurations including 19kVA, 20kVA, 25kVA, 30kVA, and 40kVA models. Features include silent and open type designs with competitive pricing and natural gas power options.
Model 4TNV88-GGE is a dependable power generator for industrial and commercial environments. We offer various power configurations that can be customized according to your specific needs.
Please feel free to contact us for more information!
Technical Specifications
Power Ratings
| General Information |
Prime Power |
Standby Power |
| Rated Power (kVA) |
19 |
21 |
| Power Rating (kW) |
15 |
17 |
| Frequency (Hz) |
50 |
| Engine Model |
4TNV88-GGE |
| Engine Speed (RPM) |
1500 |
| Phase |
3 |
| PF |
0.8 |
| Control System |
Digital |
| Rated Voltage (V) |
400/230 (According to customer requirements) |
| Fuel Tank Capacity Operating Time |
≥ 8h @ 75% load |
PRP (Prime Power Rating): Available for unlimited annual hours in variable load applications in accordance with GB/T2820-97. Includes 10% overload capability for 1 hour within 12 hours of operation.
ESP (Emergency Standby Power): Applicable for supplying emergency power during utility power interruptions. No overload, utility parallel, or negotiated outage operation capability available at this rating.
Dimensions and Weight
| Model & Type |
BYN21 (Open Type) |
BYN21S (Silent Type) |
| Length (L) mm |
1400 |
1900 |
| Width (W) mm |
610 |
850 |
| Height (H) mm |
1150 |
1050 |
| Tank Capacity (L) |
35 |
35 |
Engine Specifications
| Specification |
Details |
| Engine Model & Manufacturer |
4TNV88-GGE (YANMAR) |
| Engine Type |
4 cycle, Inline, Water-cooled Diesel |
| No. of Cylinders - Bore×Stroke(mm) |
4-φ88×90 |
| Combustion System |
Direct Injection |
| Compression Ratio |
19.1 |
| Displacement (liter) |
2.19 |
| Rated Output kW(PS)/min⁻¹ |
17.7(24.1)/1500 - 21.6(29.4)/1800 |
| Continuous Rating kW(PS)/min⁻¹ |
16.4(22.3)/1500 - 19.6(26.6)/1800 |
| Specific Fuel Consumption g/kW-h |
245 (at rated output, 25℃, 750mmHg, 30%) |
| Engine Dry Weight (kg) |
approx. 170 |
Alternator Specifications
| Specification |
Details |
| Alternator Brand |
BOBIG |
| Alternator Manufacturer |
FUJIAN BOBIG ELECTRIC MACHINERY CO.,LTD |
| Alternator Model |
BW-184ES |
| Alternator Rated Power |
15kW/19kVA |
| Rated Voltage |
230V/400V |
| Rated Frequency |
50Hz |
| Connecting Type |
3 Phase and 4 Wire |
| Protection Grade |
IP23 |
| Exciter Type |
Brushless, Self-exciting, AVR automatic voltage regulating, 100% Copper |
| Insulation Class |
H class |
| Voltage Regulation, Steady State |
≤±1% |
Company Profile
Established in 2004, Fujian Bobig Electric Machinery Co., Ltd. is a professional electrical machinery manufacturer integrating technological research, production, and sales. With a factory area of 10,000 square meters (including 1,000 sqm of standard construction), we employ 160 people, among whom 20 are experienced technicians.
Our Products
- Air-cooled gasoline generators
- Air-cooled diesel generators
- Air-cooled welding & generating sets
- Water-cooled diesel generator sets
Our small air-cooled brushless generators (known for low distortion) and welding & generating sets (recognized for reliable quality) have earned a strong reputation in the global market.
Our Commitment to Quality
Adhering to the philosophy of "Quality, Creation, Service and Development", we continuously upgrade technology, improve product quality, and enhance customer service. We are equipped with advanced manufacturing and testing facilities.
We strictly control product quality at every stage and have obtained ISO9000 Quality System Certification.
After Sales Services
As a leading Chinese diesel generator manufacturer, we offer comprehensive export services to meet global market needs:
- Customized manufacturing
- Quality control
- International logistics
- Documentation and certification
- Trade support
- After-sales service
- Customer training
- Market support
- Technical collaboration
We deliver tailored diesel generator solutions that meet international quality standards. Our experienced team handles all logistics to ensure timely delivery. We provide necessary documentation compliant with international trade requirements and offer after-sales support including technical assistance and spare parts supply.
Frequently Asked Questions
Are you a manufacturer or a trading company?
We are a professional manufacturer with our own factory located in Fujian, China. We welcome you to visit our facility and production line to see our quality control processes firsthand.
What is the minimum order quantity (MOQ)?
Our standard MOQ is 1 set. We are flexible and can discuss volume orders for larger projects to provide better pricing.
What is the delivery time after order confirmation?
Production time varies by quantity and inventory status. Typically 20-30 days for standard models. We'll provide a precise timeline upon order confirmation.
What payment terms do you offer?
We commonly accept T/T with 50% deposit and 50% balance before shipment. For established relationships, we can discuss other terms like L/C.
Do you perform factory inspection before shipment?
Absolutely. Every unit undergoes thorough testing in our factory before shipment.
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