Swan Defence Bags Landmark Rs 1,501-3,000 Cr Order For Dual-Fuel Ammonia Bulk Carriers
Swan Defence & Heavy Industries has announced a landmark order from Energy ONE Limited for constructing four dual-fuel ammonia bulk carriers worth Rs 1,501-3,000 crore. These 92,500 DWT vessels represent India's first ammonia-powered commercial ships and among the largest ever built domestically, with delivery scheduled from October 2029 at four-month intervals.

*this image is generated using AI for illustrative purposes only.
Swan Defence & Heavy Industries Limited has officially announced under Regulation 30 of SEBI regulations that it has secured a landmark Category 4 order from Energy ONE Limited for the construction of four 92,500 DWT dual-fuel ammonia bulk carriers. This historic contract, valued between Rs 1,501-3,000 crore, marks India's first foray into ammonia-powered commercial shipping and represents a significant technological advancement for the domestic maritime industry.
Official Order Announcement
The company filed the formal announcement on April 7, 2026, confirming that these vessels will be the first ammonia dual-fuel ships built in India and are among the largest commercial vessels ever constructed at an Indian shipyard. The contract represents a significant step forward in both technological capability and scale for the domestic shipbuilding industry.
| Specification: | Details |
|---|---|
| Vessel Type: | Dual-fuel ammonia bulk carriers |
| Deadweight: | 92,500 DWT |
| Quantity: | Four vessels |
| Length: | 229.50m |
| Beam: | 37.00m |
| Designer: | KMS-EMEC, South Korea |
| Classification: | Det Norske Veritas (DNV) |
| Order Value: | Rs 1,501-3,000 crore |
Delivery Timeline and Regulatory Compliance
The execution timeline stipulates that the first vessel is expected to be delivered in October 2029, with subsequent deliveries scheduled at four-month intervals. Each dual-fuel vessel will be equipped with ammonia-fuelled propulsion systems, representing cutting-edge marine technology aligned with global decarbonization efforts.
The company has confirmed that neither the promoter, promoter group, nor any of the group companies have any interest in Energy ONE Limited. Additionally, the contract does not fall under related party transactions, ensuring full regulatory compliance.
Strategic Significance and Management Perspective
Vivek Merchant, Director at Swan Defence and Heavy Industries Limited, emphasized the strategic importance of this contract: "Winning this project is an important step forward for us. It reflects the confidence global stakeholders are placing in Indian shipbuilding, and in the capabilities, we have developed at Pipavav. Ammonia as a marine fuel is still at an early stage, and we are proud to be part of that transition - building vessels that are not just relevant for today but aligned with where the industry is heading."
About Energy ONE Limited
Energy ONE Limited serves as General Partner for New Energy One (NEO), an investment fund registered in Jersey Channel Islands. NEO focuses on investing in new building green assets with a total capital investment program of USD 2.00 billion in zero emission ships. The fund enables industrial end users and commodity producers to reduce their greenhouse gas emissions.
Order Classification Framework
| Classification: | Order Value (Rs Crore) |
|---|---|
| Category 1: | 0 to 250 |
| Category 2: | 251 to 750 |
| Category 3: | 751 to 1,500 |
| Category 4: | 1,501 to 3,000 |
| Category 5: | Above 3,000 |
Historical Stock Returns for Swan Defence & Heavy Industries
| 1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
|---|---|---|---|---|---|
| -2.33% | +11.84% | -12.38% | +165.30% | +1,675.93% | +4,588.36% |
How will this ammonia dual-fuel technology adoption impact Swan Defence's competitive positioning for future green shipping contracts?
What additional infrastructure investments will Swan Defence need to make to support ammonia-powered vessel construction and maintenance?
Could this landmark contract attract other international green shipping investors to partner with Indian shipyards?


































