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MAN ENGINE
REPAIR & OVERHAUL
SERVICES

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OEM-Trained Engineers
30% Faster
Turnaround Time
vs. OEM
Benchmark
30% Cost Reduction
with technology,
maintaining
reliability until the
next overhaul
Timely
Deployment
(Access to
Multiple
PRs & CDC)
Comprehensive
Support On-site,
Off-site, Remote,
including
Riding Squad
12-Month
Workmanship
Warranty
Access to Specialized
Tools such as Chris
Marine Cylinder Liner
Honing, Valve Seat
Machining Tool
Adherance to
OEM Standards
Detailed
Work Completion
Report
View Reports
At Neptunus, we provide expert overhaul and repair solutions for MAN engines, ensuring optimal performance and longevity through our comprehensive services. With almost 3 decades of service experience and a team of more than 27 highly skilled engineers, we have honed our expertise in overhaul and repair operations, working on various marine vessel projects. Our service offerings are extensive, encompassing inspection, scheduled maintenance, servicing, recovery, retrofitting, and maintenance of engines and systems. We understand the critical importance of MAN engines in the maritime industry, which is why we are dedicated to maintaining efficiency and safety, ensuring smooth operations for our clients.

With extensive experience in both domestic and international services, we specialize in diesel engine repair and overhaul services, conducted either at our workshop or on-site. In India, we operate across major ports such as Mumbai, Cochin, Goa, Kolkata, Chennai, Visakhapatnam, and Haldia. Internationally, our services extend to South Asia, the Middle East, Europe, Africa, and beyond.

Our ultimate goal is to provide our customers with peace of mind through reliable and efficient service. Our expertise extends to servicing engines and equipment of any type, size, and manufacturer, ensuring comprehensive support for your marine operations.
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Why choose Neptunus?

3 Decades of
Service Excellence
Engine & Propulsion
End-to-End Solutions
2500+ Sucessfull Projects
Delivered Worldwide
Trusted by 100+
Satisfied Customers
Dedicated Experts to
Address Emergencies

Challenges in MAN Engine Repair and Overhaul Services?

  • Lack of Skilled Manpower:
Finding technicians with specialized knowledge and expertise in marine engine services services can be a daunting task.
  • Availability of Genuine Spare Parts:
Ensuring the availability of genuine spare parts for MAN engines can be challenging, potentially leading to compromised performance or compatibility issues.
  • Technical Expertise to Assess Scope:
Accurately assessing the scope of the main and auxiliary engine service jobs requires in-depth knowledge and experience to avoid unnecessary expenses or overlooked issues.
  • Adherence to OEM Guidelines:
Strict adherence to MAN OEM guidelines is crucial for maintaining warranty coverage and ensuring optimal performance.
  • Time Constraints:

MAN engine downtime can significantly impact operations, making timely repairs and overhauls a critical factor.

  • Specialized Tools and Equipment:

Access to specialized tools and equipment is necessary for efficient and accurate MAN diesel engine repair, adding to the overall complexity and cost.

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Repair and Overhaul Service's Expertise with MAN Engine Models

MAN L+V48/60CR MAN L21/31 MAN L+V32/44CR MAN 12V28/33D
MAN PA6 B OG MAN 16 V28/33D MAN V28/33D STC MAN 20 V28/33D
MAN L27/38 MAN 12 PA6 BOG MAN 16 PA6 BOG MAN 18 PA6 BOG

Beyond Repair and Overhaul for Your MAN Engine

At Neptunus, our Asset Reliability Management Solutions and maintenance solution is committed to forging lasting strategic partnerships with our clients, not just completing short-term projects. Our approach involves tailoring solutions to their needs, playing a vital role in achieving their overarching goals of operational efficiency in a cost-effective, reliable, and sustainable manner. We tackle maintenance challenges head-on using the most advanced technology available to us.

Today, thanks to our proprietary dual-class (ABS and IRS) approved Condition Trend Monitoring for Engine and our holistic Oil Quality Management solution which includes a Condition Monitoring for Oil, continuous Kidney Loop Oil Filtration System, we’ve been able to assist our clients in:

Saving anywhere between ~$20,000 and $60,000+ in engine overhaul costs (around 30% savings).

Preventing unexpected downtime.

Enhancing fuel combustion efficiency.

Reducing and offsetting carbon emissions to meet your ESG objectives.

Complying with the IMO’s EEXI Regulation.

Improving maintenance planning, especially for assets situated in challenging locations.

If your company aims to achieve similar milestones, schedule a “Discovery Call” with our experts to learn how we can assist you.
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Other Engine Repair and Overhaul Services

In addition to its expertise in MAN engine repairs, Neptunus Power is highly regarded for its exceptional repair and overhaul services for CAT engines services, as well as repairs for other leading engine brands. Explore the complete list of brands we service below.

Niigata Engine Repair and Overhaul Services
Read More
EMD Engine Repair and Overhaul Services
Read More
CAT Engine Repair and Overhaul Services
Read More
Yanmar Engine Repair and Overhaul Services
Read More
Warstila Engine Repair and Overhaul Services
Read More
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FAQs

We service a wide range of MAN engines, including marine and industrial engines. We are experts in four-stroke MAN engines services.
The duration of a MAN engine overhaul depends on the engine’s condition and the extent of required repairs. Typically, it takes between 2 to 4 weeks. We provide a detailed timeline after the initial inspection.
Yes, we provide a 6-month workmanship warranty on all MAN engine repair and overhaul services.
Yes, we offer emergency repair services to minimize downtime and ensure your operations continue smoothly. Our team is available to address urgent repair needs.
Our technicians are highly trained and certified in MAN engine repair and maintenance. They have extensive experience and undergo continuous training to stay updated with the latest industry standards and technologies.
You can schedule an inspection or repair by contacting us through our website. Our customer service team will assist you in arranging a convenient time for the service.
Our MAN engine inspection service includes a comprehensive assessment of the engine’s condition, identification of potential issues, and recommendations for necessary repairs or maintenance.We use advanced and class approved technology to ensure thorough inspections.
Yes, we provide detailed documentation, including a report of the services performed, parts replaced, and any recommendations for future maintenance. This ensures transparency and helps you keep track of your engine’s maintenance history.
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Neptunus Power Plant Services Pvt. Ltd.

INDIA-FLAG

India

Neptunus Main Office

A 554/555, TTC Industrial Area,
MIDC Mahape, Navi Mumbai,
Maharashtra 400710, India.

UAE-FLAG

UAE

Neptunus Global Trading (NGT)

Ras Al Khaimah Economic Zone,
RAKEZ Al Mamourah Street,
Ras Al-Khaimah, UAE.

FRANCE-FLAG

France

dataVIB Impédance

80 Dom. de Montvoisin,
91400 Gometz-la-Ville,
France.

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