Model

4JB1

4JB1T

4JB1TA

4JB1T-S

Type

Water-cooled , in line, vertical, 4-stroke, direction  injection

Induction

Natural

Turbocharged

Turbocharged & air to air aftercooled

Turbocharged & air to air aftercooled

Prime Power (kW)

1500RPM

24

28

36

46

1800RPM

28

34

43

50

Standby Power (kW)

1500RPM

27

32

40

51

1800RPM

32

38

48

55

Bore×Stroke（mm）

93×102

93×102

93×102

93×102

Displacement(L)

2.771

2.771

2.771

2.771

Electrical system

12V

Governing rate

  ≤5% (Mechanical)

≤1% (GAC Electronic)

  ≤5% (Mechanical)

≤1% (GAC Electronic)

≤1% (GAC Electronic)

≤1% (GAC Electronic)