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DCEC 6BT5.9 Industrial Engine

DCEC 6BT5.9 series Industrial engine is a 6-cylinders in line, 5.9 liter four-strokes engine with 102mm bore and 120mm stroke. DCEC 6BT5.9 series Industrial engine equipped with Weifu (or BYC) fuel pump. The prime power range of is 115 HP to 205 HP.
To achieve different output, DCEC 6BT5.9 series Industrial engine have three configurations which are turbocharged engine, turbocharge with water-air intercooler, turbocharge with air-air intercooler. In the detailed model name, code T means engine come with turbocharger, code single A means engine comes with water-air intercooler, and code double A means engine comes with air-air intercooler. As part of EMAC, ConeMac provides industrial power pack solution that integrated with air intake, air exhaust, cooling system, control system, transmission and hydraulic accessories, We also supplying special products such as explosion proof engine, generator and water pump set, as well as ultra-low temperature condition engine power pack. 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.
DCEC 6BT5.9 series electronic industrial engine can reach upto EU Stage V emission standard, the number 30/40/50 are the emission standard mark of engine, which means engine emission standard are EU Stage III, IV, V. For different emission standard DCEC 6BT5.9 series electronic industrial engine, the engine itself are the same, the major different of different emission standard engine models are the after-treatment system and ECU program, EMAC will keep updating products introduction page of different emission standard engine models, welcome to subscribe our website to get latest update information.
If you are in need of engine model that not available on our website for the moment, please contact EMAC sales team for technical details and related documents, our well trained sales and engineering team will help you with all products and techical documents available here at DCEC.

Advantages of 6BT5.9 Industrial Engine

1. It is synchronized with DCEC’ advanced design and sophisticated manufacturing, adapts to harsh working conditions, and has high-intensity and heavy-duty work capabilities.
2. The cylinder bore adopts a platform mesh honing design; the perfect geometric structure effectively prevents oil leakage.
3. The Holset wastegate valve makes the low speed performance more perfect and the power performance better.
4.Strong power: adopts Holset supercharger with integral wastegate valve, low-speed response and strong power.

DCEC 6B5.9 Series Industrial Engine

This is the list of all series of DCEC 6B5.9 Series Industrial Engine.
Click here to find industrial engines by type (Fuel System & Emission Standard).

DCEC 6BTA5.9-C165 Industrial Parts

DCEC 6BTA5.9-C165 Industrial Parts

Rated Power: 175 HP @ 2100 RPM
Max. Torque: 680 N.m @ 1500 RPM
Fuel System: Weifu AD Pump/RSV Mech.
Aspiration: TC&Water-Air Intercooler
Emission Standard: Euro Stage I

DCEC 6BTA5.9-C155 Industrial Parts

DCEC 6BTA5.9-C155 Industrial Parts

Rated Power: 155 HP @ 2000 RPM
Max. Torque: 630 N.m @ 1400 RPM
Fuel System: Weifu AD Pump/RSV Mech.
Aspiration: TC&Water-Air Intercooler
Emission Standard: Euro Stage I

DCEC 6BTA5.9-C130 Industrial Parts

DCEC 6BTA5.9-C130 Industrial Parts

Rated Power: 130 HP @ 2200 RPM
Max. Torque: 560 N.m @ 1500 RPM
Fuel System: Weifu PW Pump/RSV Mech.
Aspiration: Turbocharged
Emission Standard: Euro Stage I

DCEC 6BTA5.9-C170 Industrial Parts

Rated Power: 170 HP @ 2300 RPM
Max. Torque: 630 N.m @ 1400 RPM
Fuel System: Weifu AD Pump/RSV Mech.
Aspiration: TC&Water-Air Intercooler
Emission Standard: Euro Stage I

DCEC 6BT5.9-C125 Industrial Parts

The cylinder block of the DCEC 6BT5.9-C125 Industrial engine is made of high-strength cast iron material. It has a total of 6 cylinders, each with a diameter of 114 mm, a stroke of 145 mm, and a total displacement of 5.9 liters. The engine can provide a maximum power...

DCEC 6BTA5.9-C180 Industrial Parts

DCEC 6BTA5.9-C180 Industrial Parts

Rated Power: 175 HP @ 2100 RPM
Max. Torque: 680 N.m @ 1500 RPM
Fuel System: Weifu AD Pump/RSV Mech.
Aspiration: TC&Water-Air Intercooler
Emission Standard: Euro Stage I

DCEC 6BTA5.9-C175 Industrial Parts

DCEC 6BTA5.9-C175 Industrial Parts

Rated Power: 175 HP @ 2100 RPM
Max. Torque: 680 N.m @ 1500 RPM
Fuel System: Weifu AD Pump/RSV Mech.
Aspiration: TC&Water-Air Intercooler
Emission Standard: Euro Stage I

DCEC 6BTA5.9-C155 Industrial Parts

DCEC 6BTA5.9-C155 Industrial Parts

Rated Power: 155 HP @ 2000 RPM
Max. Torque: 630 N.m @ 1400 RPM
Fuel System: Weifu AD Pump/RSV Mech.
Aspiration: TC&Water-Air Intercooler
Emission Standard: Euro Stage I

DCEC 6BT5.9-C120 Industrial Parts

DCEC 6BT5.9-C120 Industrial Parts

Rated Power: 120 HP @ 2200 RPM
Max. Torque: 436 N.m @ 1500 RPM
Fuel System: Weifu PW Pump / RSV Mech.
Aspiration: Turbocharged
Emission Standard: N/A

DCEC 6BT5.9-C115 Industrial Parts

Rated Power: 115 HP @ 2000 RPM
Max. Torque: 430 N.m @ 1500 RPM
Fuel System: Weifu PW Pump/RSV Mech.
Aspiration: Turbocharged
Emission Standard: N/A

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Sales Team


Generator Engine - Miss. Stella Zhang

Marine Engine - Mrs. Hailey Tang

Automotive Engine - Mr. Kevin Liu

Industrial Engine - Miss. Serena Zhang

Pump Engine - Mr. Joie Zeng

Engine Parts - Mr. Placido Yu

Sales Director - Mr. Jasper Lee      

Service Team


Technical Service - Mr. Vin Hu

Customer Service - Mrs. Wendy Fu

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