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| Delivery Time | 30work days | 
| Packaging Details | Wooden box or plastic-sealed packaging | 
| Rated Voltage | 230V,380V, 400V,440 | 
| Rated Current | 25.2A-52A | 
| Speed | 1500RPM, 1800RPM | 
| Frequency | 50/60hz | 
| Starting system | 12V DC Electric Start | 
| Type | Container Type, Open Frame, Mobile Type | 
| Cooling System Type | Water Cooling System | 
| Warranty | Other | 
| Rated power | 14kw 16kw 24kw 30kw | 
| Engine | KOFO | 
| Product name | JW-KOFO 25kw 31kva Diesel Generator Auto Start System Silent 50/60hz | 
| Generator | Stanford, Marathon, Leroy Somer, Grui Generator, etc | 
| Brand Name | JIWEI | 
| Model Number | JW-31 | 
| Certification | CE | 
| Place of Origin | China | 
View Detail Information
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Product Specification
| Payment Terms | T/T | Delivery Time | 30work days | 
| Packaging Details | Wooden box or plastic-sealed packaging | Rated Voltage | 230V,380V, 400V,440 | 
| Rated Current | 25.2A-52A | Speed | 1500RPM, 1800RPM | 
| Frequency | 50/60hz | Starting system | 12V DC Electric Start | 
| Type | Container Type, Open Frame, Mobile Type | Cooling System Type | Water Cooling System | 
| Warranty | Other | Rated power | 14kw 16kw 24kw 30kw | 
| Engine | KOFO | Product name | JW-KOFO 25kw 31kva Diesel Generator Auto Start System Silent 50/60hz | 
| Generator | Stanford, Marathon, Leroy Somer, Grui Generator, etc | Brand Name | JIWEI | 
| Model Number | JW-31 | Certification | CE | 
| Place of Origin | China | ||
| High Light | 31kva Silent Diesel Generator ,JW-KOFO Silent Diesel Generator ,Silent Diesel Generator 31kva | ||
Superior Performance
Wide Range of Applications
Ease of Use and Maintenance
Reliable Product Quality
Comprehensive Service System
| Diesel generator set model | JW-20 | JW-30 | JW-36 | 
| Generator set standby power (KVA) | 25 | 34 | 41 | 
| Generator set standby power (KW) | 20 | 28 | 33 | 
| Rated power of generator set (KVA) | 23 | 31 | 38 | 
| Rated power of generator set (KW) | 18 | 25 | 30 | 
| Rated current (A) | 32 | 45 | 54 | 
| Unit reference weight (KG) | 576 | 576 | 576 | 
| Unit reference dimensions (mm) | 1400 * 602 * 1000 | 1400 * 602 * 1000 | 1400 * 602 * 1000 | 
| Engine model | 4YT23-20D | 4YT23-30D | 4YT23-36D | 
| Intake method | Natural inhalation | Pressurization | Pressurization | 
| Burning method | Direct spray | Direct spray | Direct spray | 
| Cylinder count | 4 | 4 | 4 | 
| Bore × stroke (mm) | 88 x 95 | 88 x 95 | 88 x 95 | 
| Displacement (L) | 2.31 | 2.31 | 2.31 | 
| Compression ratio | 18:1 | 18:1 | 18:1 | 
| Main power (kW) | 20 | 30 | 36 | 
| Rotational speed (r/min) | 1500/1800 | 1500/1800 | 1500/1800 | 
| Maximum idle speed (r/min) | 1575 or less | 1575 or less | 1575 or less | 
| Minimum no-load stable speed (r/min) | 650 or less | 650 or less | 650 or less | 
| Fuel consumption rate (g/kW.h) | 247 or less | 247 or less | 247 or less | 
| Crankshaft rotation direction (facing the flywheel) | Counterclockwise | Counterclockwise | Counterclockwise | 
| Cooling methods | Forced water cooling | Forced water cooling | Forced water cooling | 
| Lubrication method | Pressure splash compound | Pressure splash compound | Pressure splash compound | 
| Start method | Electric start | Electric start | Electric start | 
| Net mass (kg) | 210 | 230 | 230 | 
| Cylinder working sequence | The 1-3-4-2 | The 1-3-4-2 | The 1-3-4-2 | 
| Exhaust temperature ℃ | 600 or less | 600 or less | 600 or less | 
| Intake pipe diameter mm | 54 | 60 | 60 | 
| Total oil capacity L | 10 | 10 | 10 | 
| Maximum oil temperature ℃ | 100 | 100 | 100 | 
| Oil consumption g/kW.h | 2.72 or less | 2.72 or less | 2.72 or less | 
| Total cooling water capacity L | 12 | 12 | 12 | 
| Dimensions (including water tank, air filter bracket, excluding air filter and muffler) mm | 990 * 602 * 775 | 990 * 602 * 775 | 990 * 602 * 775 | 
| Generator technical data: | Generator technical data: | Generator technical data: | Generator technical data: | 
| Generator brand | JIWEI | JIWEI | JIWEI | 
| Generator model | JW-FDJ18 | JW-FDJ25 | JW-FDJ30 | 
| Generator rated power (KVA) | 23 | 31 | 38 | 
| Generator rated power (KW) | 18 | 25 | 30 | 
| Excitation mode | Brushless excitation | Brushless excitation | Brushless excitation | 
| Frequency (HZ) | 50/60 | 50/60 | 50/60 | 
| Power factor | 0.8 Lag | 0.8 Lag | 0.8 Lag | 
| Voltage (V) | 380/415 | 380/415 | 380/415 | 
| Control system | SmartGen | SmartGen | SmartGen | 






Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Exporter,Seller 
Year Established:
Oct 1, 200 
Total Annual:
4520000-8500000
Employee Number:
140~150 
Ecer Certification:
Verified Supplier 
Sichuan Jiweicheng Power Equipment Co., Ltd., formerly known as Chengdu Jiwei Electromechanical Equipment Co., Ltd., has a profound history and rich experience accumulated over 18 years. The company is located in Pengshan District, Meishan City, Sichuan Province, enjoying a favorable geographical lo... Sichuan Jiweicheng Power Equipment Co., Ltd., formerly known as Chengdu Jiwei Electromechanical Equipment Co., Ltd., has a profound history and rich experience accumulated over 18 years. The company is located in Pengshan District, Meishan City, Sichuan Province, enjoying a favorable geographical lo...
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