HomeEngines16V-2000 G81

16V-2000 G81 Engine

The 16V-2000 G81 is a 31.9 L 16-cylinder turbocharged engine rated at 1800 rpm, producing up to 1115 kW. It powers generator sets from Katolight, including the D1000FJX4, D1000FNX4, D1000FPX4 and D1000FRX4. It holds 108 L (28.5 gal) of oil and 296.8 L (78.4 gal) of coolant.

Also known as: 16V-2000 G81

Part of the 16V-2000 engine family — 3 variants share parts & fitment.

31.9 L
Displacement
16
Cylinders
1800 rpm
Rated speed
1115 kW
Gross power

Engine specifications

Oil capacity108.0 L
Coolant capacity296.8 L
Displacement31.9 L
Cylinders16
AspirationTurbocharged
Rated speed1800 rpm
Gross power1115 kW

Service specifications

5
TypeItemValueUnitCondition
PressureMaximum allowable back pressure (exhaust, prime rating)10.1kPa40.8 in. H2O (10.1 kPa); prime
PressureMaximum allowable back pressure (exhaust, standby rating)8.5kPa33.98 in. H2O (8.5 kPa); standby
PressureMaximum allowable static pressure on radiator exhaust0.12kPa0.5 in. H2O (0.12 kPa)
SpeedRated RPM1800rpm
TemperatureAmbient capacity of radiator38°C100 °F (38 °C); 480 volt, 60 Hz, open power unit

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Voltage reconnection

VoltagePhaseConnectionLeadsNotes
120/208312 LEAD WYE12 LEAD WYEModel D1000FPX4; standby amps 3,470
120/240312 LEAD HI DELTA12 LEAD HI DELTAModel D1000FJX4; standby amps 3,007
2400/416036 LEAD WYE6 LEAD WYEModel D1000FSX4; standby amps 173
277/48034 LEAD WYE4 LEAD WYEModel D1000FRX4; standby amps 1,504
347/60034 LEAD WYE4 LEAD WYEModel D1000FNX4; standby amps 1,203

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Common questions

What is the oil capacity of the 16V-2000 G81?

The 16V-2000 G81 engine has an oil capacity of 108.0 liters.

What is the displacement of the 16V-2000 G81?

The 16V-2000 G81 has a displacement of 31.9 liters with 16 cylinders.

Which generators use the 16V-2000 G81 engine?

The 16V-2000 G81 powers 5 generator set(s), including Katolight D1000FJX4, Katolight D1000FNX4, Katolight D1000FPX4, Katolight D1000FRX4, Katolight D1000FSX4.