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One-Stop DOC/DPF/SCR Exhaust Aftertreatment Solutions

Custom Emission Control Systems for 50kW–10,000kW

Diesel Generators & Marine Vessels | Worldwide Compliance

✅ EPA Tier 4 / EU Stage V / IMO Tier III Certified

✅ Complete DOC + DPF + SCR Integrated Systems

✅ OEM Manufacturing & Global Technical Support

Get Free Technical Consultation

CleanGen

Our company is a professional manufacturer specializing in exhaust emission aftertreatment systems for diesel generators and marine vessels. We deliver integrated DOC/DPF/SCR solutions tailored for power units ranging from 50kW to 10,000kW, ensuring full compliance with EPA Tier 4, EU Stage V, IMO Tier III, and global regional environmental regulations.

Serving generator manufacturers, marine equipment dealers, and engineering integrators worldwide, we provide reliable, cost-effective complete emission control systems, supported by OEM mass production, factory inspection, and overseas technical docking services.

White cylindrical object with a perforated, grid-patterned top.
Ceramic honeycomb catalyst with a cylindrical shape and a grid-like structure.
Metallic honeycomb catalyst block with a grid-like structure on a white background.

Diesel Particulate Filter

Diesel Oxident Catalyst

SCR catalyst

Metal supported catalyst

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Tree silhouette on a hill against a clear sky.
Tree silhouette on a hill against a clear sky.
Tree silhouette on a hill against a clear sky.
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Partial case demonstration chart

pain points with solutions: emission standards, system integration, technical support, and power ma
Custom diesel generator exhaust systems and marine vessel exhaust treatment options with power range

Smoke-Free Tech

Driven by a mission to bridge industrial productivity and environmental responsibility, we prioritize R&D to stay ahead of evolving market needs. With certified quality, competitive pricing, and responsive service, we empower global clients to achieve greener energy practices.
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Four panels highlighting global compliance, power range, DOC/DPF/SCR systems, and worldwide support
Cooperation Models: OEM Custom Matching, Bulk Supply, Engineering Partnerships, Technical Support

🏭 OEM Custom Matching

Custom DOC/DPF/SCR systems designed specifically for your generator or marine equipment product lines. Full technical integration support from initial specification to final installation.

📦 Bulk Supply & Distribution

Stable mass production capacity for global distributors and dealers. Competitive pricing with consistent quality assurance. Flexible MOQ options to support your business growth.

🔧 Engineering Project Partnership

Work with EPC contractors and system integrators for emission retrofitting and new construction projects worldwide. Full project management and on-site technical support.

🎧 Technical Consulting & Support

On-site factory inspection, overseas technical docking, regulatory compliance guidance for all global markets. Expert support for EPA Tier 4, EU Stage V, IMO Tier III certification.

Patents and Certifications

Quality Management System Certificate for Jiangyin Shuochun Environmental Protection Technology Co., Ltd., valid until November 4, 2024.
ISO 9001 certification document for diesel vehicle tail gas purification equipment design and production.
NQA certification document with ISO/TS 16949:2009 compliance details and official stamps.
Utility model patent certificate with official seal, QR code, and identification details in Chinese.

List of key information for the design of exhaust gas treatment system modification scheme for generator

Clean Energy Solution

1.Generator basic parameters

2.Fuel properties

3.Existing emission system

Core required information

Environmental and regulatory information

1.Operating environment

2.Target emission standard

3.Local special requirements

Environmental and regulatory information

1.Maintenance capability

2.Cost sensitivity

3.Power supply characteristics

Industrial pipeline system with gauges, valves, and metallic components on a light background.

Contact us immediately! 

 Solutions

We will immediately tailor-made exhaust gas purification scheme for your generator set, to purify our home environment as soon as possible

Sold in More Than 20 Countries

Our customer base spans across Southeast Asia, Africa, South America, and the Middle East.

World map with handshake icons in Asia, Europe, Brazil, and North America, indicating global partnerships.

Let’s Power Progress, Cleaner and Smarter!

Contact us today to explore how we can optimize your generator systems for a sustainable future. 🌱💡

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Innovative diesel generator emission control systems for a sustainable future.
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