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DCEC 4BT3.9 Generator Drive Engine

DCEC 4BT3.9 series generator drive engine is a 4-cylinders in line,3.9 liter four-strokes engine with 102 mm bore and 120 mm stroke. DCEC 4BT3.9 series generator drive engine equipped with Weifu (or BYC) fuel pump and provides both mechanical governor and electronic governor for customers to choose from.

The prime power range for 50 Hz generator set (1500 RPM) of DCEC 4BT3.9 series generator drive engine is from 20 kW to 96 kW. The prime power range for 60 Hz generator set (1800 RPM) of DCEC 4BT3.9 series generator drive engine is from 23 kW to 80 kW.

DCEC generator drive engines have different configurations which have different power output, with code T in the engine model name means turbocharged engine, code TA in the engine model means turbocharge with water-air intercooler and code TAA in the engine model means turbocharge with air-air intercooler. As part of EMAC, SinoGen also provide complete power supply solutions that powered by DCEC, our ranges of products including open type generator set, silence type generator set, super silence type generator set, mobile trailer, complete power truck and complete power car for railways applications. We provide full life cycle services for all customers, from design to power system supply, from installation to commissioning, from after-sales service training to spare parts supply, from trouble shooting to overhaul technical support.

General Specifications of 4BT3.9 Series

Engine Type:4 Cylinders
Displacement:3.9 L
Rated Speed:1500 – 1800 RPM
Emission Standard: Euro III
Fuel System:Direct injection
Standby Power:27 -106 kW @ 1500 – 1800 RPM
Prime Power:24 – 96 kW @ 1500 – 1800 RPM
Bore * Stroke:102 mm * 120 mm
Wet Weight:308 – 472 kg
Packing Size(L * W * H):1080 mm * 625 mm * 1085 mm
DCEC 4BT3.9 G – Drive Engine Catalogue

Engine Model

Prime Power

Governor Type

Engine Model

Prime Power

Governor Type

4B3.9-G124 kW @ 1500 RPMRSV Mechanical Governor4B3.9-G2-A24 kW @ 1500 RPMElectronic Governor
4B3.9-G2-B30 kW @ 1800 RPMElectronic Governor4B3.9-G11-A20 kW @ 1500 RPMRSV
4B3.9-G11-B23 kW @ 1800 RPMRSV4B3.9-G12-A27 kW @ 1500 RPMElectronic Governor
4B3.9-G12-B33 kW @ 1800 RPMElectronic Governor4BT3.9-G136 kW @ 1500 RPMRSV Mechanical Governor
4BT3.9-G2-A36 kW @ 1500 RPMElectronic Governor4BT3.9-G2-B40 kW @ 1800 RPMElectronic Governor
4BTA3.9-G2-A58 kW @ 1500 RPMGAC 24V/12V Electronic Governor4BTA3.9-G2-B67 kW @ 1800 RPMElectronic Governor
4BTA3.9-G11-A70 kW @ 1500 RPMElectronic Governor4BTA3.9-G11-B80 kW @ 1800 RPM700 N.m @ 1500 RPM
4BTA3.9-G1287 kW @ 1500 RPMElectronic Governor4BTA3.9-G1387 kW @ 1500 RPMElectronic Governor
4BTAA3.9-G396 kW @ 1500 RPMElectronic Governor
——END——

DCEC 4BT3.9 Series G-Drive Engine

This list including all models of DCEC 4BT3.9 Series G-Drive Engine.
Click here to find G-drive engines by type (Fuel System & Engine Speed).

4B3.9-G1 G-Drive Engine

4B3.9-G1 G-Drive Engine

Rated Power: 24 kW @ 1500RPM
Fuel Pump: BYC A
Governor: RSV Mech.
Aspiration: Naturally Aspirated
Emission Standard: N/A

4B3.9-G2-A G-Drive Engine

4B3.9-G2-A G-Drive Engine

Rated Power: 24 kW @ 1500RPM
Fuel Pump: BYC A Pump
Governor: RSV Mech.
Aspiration: Naturally Aspirated
Emission Standard: N/A

4B3.9-G2-B G-Drive Engine

4B3.9-G2-B G-Drive Engine

Rated Power: 24 kW @ 1500RPM
Fuel Pump: BYC A Pump
Governor: RSV Mech.
Aspiration: Naturally Aspirated
Emission Standard: N/A

4B3.9-G11-A G-Drive Engine

4B3.9-G11-A G-Drive Engine

Rated Power: 20 kW @ 1500RPM
Fuel Pump: WF A Pump
Governor: RSV Mech.
Aspiration: Naturally Aspirated
Emission Standard: N/A

4B3.9-G11-B G-Drive Engine

4B3.9-G11-B G-Drive Engine

Prime Power:23 kW @ 1800 RPM
Number of Cylinders :4 Cylinders,Vertical
Fuel System :Weifu A Pump /RSV
Aspiration:Naturally Aspirated
Emission Standard: N/A

4B3.9-G12-A G-Drive Engine

4B3.9-G12-A G-Drive Engine

Prime Power:27 kW @ 1500 RPM
Number of Cylinders :4 Cylinders Vertical
Fuel System :Weifu A Pump/Electronic Governor
Aspiration:Naturally Aspirated
Emission Standard: N/A

4B3.9-G12-B G-Drive Engine

4B3.9-G12-B G-Drive Engine

Prime Power:33 kW @ 1800 RPM
Number of Cylinders :4 Cylinders,Vertical
Fuel System :Weifu A Pump /RSV
Aspiration:Naturally Aspirated
Emission Standard: N/A

4BT3.9-G1 G-Drive Engine

4BT3.9-G1 G-Drive Engine

Rated Power: 36 kW @ 1500RPM
Fuel Pump: BYC A Pump
Governor: RSV Mech.
Aspiration: Turbocharged
Emission Standard: N/A

4BT3.9-G2-A G-Drive Engine

4BT3.9-G2-A G-Drive Engine

Rated Power: 36 kW @ 1500RPM
Fuel Pump: BYC A Pump
Governor: Elec.
Aspiration: Turbocharger
Emission Standard: N/A

4BT3.9-G2-B G-Drive Engine

4BT3.9-G2-B G-Drive Engine

Prime Power:40 kW @ 1800 RPM
Number of Cylinders :4 Cylinders
Fuel System :North Oil A Pump/Elec.
Aspiration:Turbocharging
Emission Standard: N/A

4BTA3.9-G2-A G-Drive Engine

4BTA3.9-G2-A G-Drive Engine

Prime Power:58 kW @ 1500 RPM
Number of Cylinders :4 Cylinders
Fuel System :Beiyou PB Pump /GAC Elec.
Aspiration:Pressurized Water is Air-Cooled
Emission Standard: N/A

4BTA3.9-G2-B G-Drive Engine

4BTA3.9-G2-B G-Drive Engine

Prime Power:67 kW @ 1800 RPM
Number of Cylinders :4 Cylinders
Fuel System :Beiyou PB Pump /GAC Elec.
Aspiration:Pressurized Water Is Air-Cooled
Emission Standard: N/A

4BTA3.9-G11-A G-Drive Engine

4BTA3.9-G11-A G-Drive Engine

Rated Power: 70 kW @ 1500RPM
Fuel Pump: BYC PB Pump
Governor: Elec.
Aspiration: TC & Water-Air Intercooler
Emission Standard: N/A

4BTA3.9-G11-B G-Drive Engine

4BTA3.9-G11-B G-Drive Engine

Prime Power:80 kW @ 1800 RPM
Number of Cylinders :4 Cylinders
Fuel System :North Oil PB Pump/Elec.
Aspiration:Pressurized Water Is Air-Cooled
Emission Standard: N/A

4BTA3.9-G12 G-Drive Engine

4BTA3.9-G12 G-Drive Engine

Rated Power: 67 kW @ 1500RPM
Fuel Pump: BYC PB Pump
Governor: Elec.
Aspiration: TC & Water-Air Intercooler
Emission Standard: N/A

4BTA3.9-G13 G-Drive Engine

4BTA3.9-G13 G-Drive Engine

Rated Power: 87 kW @ 1500RPM
Fuel Pump: WF PW Pump
Governor: Elec.
Aspiration: TC & Water-Air Intercooler
Emission Standard: N/A

DCEC 4BTAA3.9-G3 G-Drive Engine

DCEC 4BTAA3.9-G3 G-Drive Engine

Rated Power: 96 kW @ 1500RPM
Fuel Pump: WF PW Pump
Governor: Elec.
Aspiration: TC & Air-Air Intercooler
Emission Standard: N/A

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