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4BT3.9-G36

China 4BT3.9-G36 offered by :Xiangyang Likang Power Technology Co., Ltd., They are used in Construction Machinery,Marine Propulsion,Stationary Power Generation,Combined Heat & Power (CHP),Backup Emergency Power;

Rated Power
20
Engine Type
4-Cylinder In-Line, Turbocharged
Bore × Stroke
102 × 120
Displacement
3.9
Cooling System
Air-to-Air Intercooled
Fuel Type
CNG
Oil Requirement
CH-4 or above grade gas engine-specific oil
Reliability Test
2000-hour bench test for key components
Warranty
12 months or 1,000 operating hours (whichever occurs first)
Dimensions (L×W×H)
Approx. 1850*750*1100
Weight
Approx. 935
Application
Construction Machinery, Marine Auxiliary

Description

The compact, lightweight, and cost-effective Type B engine delivers cleaner and quieter performance, with a rated power output of 20 kW. Under strict adherence to maintenance guidelines, it achieves a mean time between failures (MTBF) of 1,500 hours and a mean time between overhauls (TBO) of 6,000 hours or more. Even under extreme duty cycle testing, this model maintains strong performance. Its low noise levels, reduced weight, and high power-to-weight ratio are all attributable to its world-class reliability.

Company Overview

Since its establishment in 2012, Xiangyang Likang Power Technology Co., Ltd. has been committed to becoming a leader in the field of power technology. As a source manufacturer in China, the company specializes in the R&D, manufacturing, and sales of gas engines. It also serves as a core supplier of full-range genuine parts for Cummins diesel and gas generator sets. The company’s core business deeply focuses on the independent R&D and lean manufacturing of gas engine series such as 4B, 6B, 6C, 6L, and 15N. The products are widely applied in engineering machinery and marine propulsion due to their outstanding performance. In the parts business, as an authorized core distributor of Dongfeng Cummins and Chongqing Cummins in China, the company provides comprehensive and efficient genuine spare parts support, offering one-stop supply chain solutions for customers.

Located in the Xiangyang High-tech Industrial Development Zone, the company operates a modern factory spanning over 6,000 square meters and employs more than 50 professionals. With a core team boasting over two decades of industry experience, the company leverages its strong technical expertise and extensive market knowledge to continuously create value for customers.

Looking ahead, Likang Power will continue to drive innovation, build on its service foundation, and collaborate with global customers to achieve mutual success, injecting a powerful and enduring momentum into the industry's development.

Company Overview

Certifications

Certifications
Certifications

Faq

How do you ensure that the Cummins parts you supply are genuine?

We provide original factory documentation for all parts and support authenticity verification through official Cummins channels. Additionally, we are an authorized Cummins distributor or OEM partner, and the relevant certifications can be queried on our website.

Our existing equipment is an older model. Can you guarantee that the Cummins parts provided will be a perfect match?

You will need to provide the engine serial number or the old part number. Our technical team will conduct a cross-check to ensure that the parts you receive are the correct ones. 3.Can the packaging of the goods ensure they remain intact after long-distance sea freight? Absolutely. We use waterproof film, cartons, and reinforced wooden crates for multi-layer packaging, effectively protecting against moisture and impact. We will send you photos before shipment.

Can the packaging of the goods ensure they remain intact after long-distance sea freight?

Absolutely. We use waterproof film, cartons, and reinforced wooden crates for multi-layer packaging, effectively protecting against moisture and impact. We will send you photos before shipment.

If the generator set or parts have quality issues during the warranty period, what should we do?

In case of any issues, please contact us immediately via email or WhatsApp, providing videos and photos of the malfunction. Our engineers will conduct remote diagnostics and provide solutions.

There is no official Cummins after-sales service in our local area. Can you provide remote technical guidance?

Absolutely. We offer 24/7 online technical support, guiding your technicians through installation, debugging, and troubleshooting via video or phone.

Can you consistently supply specific models of Cummins parts over the long term? We prefer not to frequently change suppliers.

This is exactly our strength. We have established a strong supply chain partnership with Cummins, maintaining stable inventory and rapid replenishment channels. Our goal is to become your reliable long-term partner, ensuring the continuous operation of your equipment.

Can final inspection be conducted before shipment? Can we send someone to China for inspection?

We warmly welcome it! We encourage clients to inspect the goods before shipment. You can send your representative or authorize a third-party inspection agency (such as SGS). We will fully cooperate to ensure the products meet your expectations before arranging shipment.

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