Weifang Best Power Equipment Co., Ltd. Company Logo Weifang Best Power Equipment Co., Ltd.
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China Manufacturer 20KW Cummins Diesel Generator Set

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Weifang Best Power Equipment Co., Ltd.

conomic Development Zone Weifang Shandong
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Quick Information

  • Brand Name: Cummins
  • Place of Origin: China
  • Model Number : 4B3.9-G2
  • Frequency : 50HZ
  • Output Type : AC Three Phase
  • Rated Current : 36A
  • Rated Power : 20KW
  • Rated Voltage : 400V
  • Speed : 1500RPM
  • Power Factor : 0.8
  • Aspiration : Natural aspration        
  • Fuel System : A type fuel pump
  • Displacement (Liter) : 3.9
  • Starting Method : DC24V Electrical starting


Weifang Best Power Equipment Co.,ltd specialized in diesel engine ,diesel generator,gas generator ,diesel water pump ,gasoline generator,trailer and canopy genset field for many years with 7500--10000sets production yearly

Specification of diesel geneset:
Gensets model BST-20GF
Prime power 20KW/25kVA
Standby power 22KW
Rated speed 1500RPM
Output frequency 50Hz
Power Factor 0.8(lagging)
Phase 3
Rated voltage 400/230V
Dimensions(mm) (L×W×H) 1660*750*1200
Genset Weight(kg) 800
Specification of diesel engine:
Engine brand Cummins
Engine model 4B3.9-G2
Number of Cylinders 4
Cylinder arrangement 4 Vertical in-line
Cycle Four stroke
Aspiration Natural aspration                                                           
Fuel System A type fuel pump
Bore×Stroke (mm×mm) 102 x 120
Displacement (Liter) 3.9
Compression Ratio 16.5:1
Speed Governor Electrical
Cooling System Forced Water Cooling Cycle
Speed Stability (%) ≤1%
Total lubrication system capacity (L)                      14.3
Fuel Consumption at 100% Load (g/kwh) 209
Starting Method DC24V Electrical starting

Question & Answer

Q: What's the power range of diesel generator?

     A: Power range from 18-2000kw,23-2500kva.

Q: What's the delivery time?

    A: in 10 days after get the deposit.
Q:What's the payment term?

    A: 30% T/T as the deposit,the balance should be paid before delivery.
Q: What's your warranty?
     A: 12month or 1000hours 

Q: What's your MOQ?

     A:1 set

Q: What's the frequency of diesel generator set?


Q: What's the voltage of your diesel generator set?

     A: the voltage is 220/380V,230/400V,240/415V or as your requ


  • Price Condition : FOB
  • Price : USD4550 / set
  • Delivery Port : 4550

Packaging & Delivery

  • Packing :Wooden Case, Plywood or Metal Case.
  • Packaging Size : 1660 x 750 x 1200  Millimeters
  • Package Weight : 800  Kilograms
  • Delivery Lead Time : 5days
  • Minimum Order : 1
  • Supply Ability : 7000

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