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FOTON® Pump Engine

The 4JB1 series of FOTON® pump diesel engine is manufactured by combining the Japanese ISUZU® technology, which ensures high reliability, compact structure, and economical price. It is an optimum power solution for water pumps for use in agricultural irrigation and fire fighting fields.

Important Features
1. The maximum speed is up to 3000rpm.
2. Plunger oil pump is adopted to ensure uniform oil supply to each cylinder. Thus, the machine runs smoothly and stably.
3. The new version VE injection pump ensures compact structure, which effectively improves the machine power.
4. FOTON® pump engine offers overhaul life exceeding 10,000 hours.

Technical Specifications
Item No.4JB1
Speed - rpm3000
Rated power - kW41
Max. power - kW45
Fuel consumption - g/kW.h≤240
Net weight - kg225
Dimension - mm855x667x795
Cylinder bore x Stroke - mm93x102
Displacement - L2.771
Max. ambient temperature50℃
Configurationin-line, 4-cylinder, 4-stroke, direct injection, water cooled
Rotation of crankshaftCounter-clockwise - viewed from flywheel side
Standard Configuration
  • 12V electric system

  • Cooling fan

  • SAE 4 flywheel housing

  • Cold start aid device

  • 8" & 10" flywheel

  • Build-in solenoid valve for braking system (mechanical speed governing)

  • Fuel filter, air filter, and oil filter

  • Qualification certificate, handbook and parts manual

  • Oil pressure and water temperature alarm and sensor (2 in 1) in accordance with VDO parameter curve

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