Lloyd’s Register Grants World’s First Type Approval for BeHydro’s 100% Hydrogen-Fueled Marine Engines (900kW-2,670kW Output)

June 28, 2026

Maritime Journal UK

Overview

Lloyd’s Register has awarded the world’s first type approval to BeHydro (a joint venture of ABC Engines and CMB.TECH) for its 100% hydrogen-fueled spark-ignition marine engines. This approval, covering engines from 900kW to 2,670kW, unequivocally demonstrates the viability of hydrogen internal combustion engines as a zero-emission propulsion option for commercial vessels. This pioneering achievement marks a critical milestone for the maritime industry in meeting decarbonization targets and will significantly accelerate hydrogen fuel adoption.

In Depth

Key Findings

Lloyd’s Register, a global classification society, has granted the world’s first type approval for a 100% hydrogen-fueled spark-ignition marine engine developed by BeHydro, a joint venture between ABC Engines and CMB.TECH. This historic approval spans a broad power range from 900kW to 2,670kW, definitively signaling the technical maturity of hydrogen internal combustion engines as a viable and leading zero-emission propulsion option for commercial vessels. This represents a groundbreaking advancement in the maritime industry’s decarbonization efforts.

Technical / Clinical Details

BeHydro’s hydrogen engines operate on the same internal combustion principles as conventional diesel engines but utilize 100% hydrogen as fuel. Being spark-ignited, they offer high reliability and ease of integration into existing vessel designs. Type approval ensures that the engine’s design, manufacturing, safety, and performance meet stringent regulatory standards. The power range of 900kW to 2,670kW provides the flexibility to be applied across various vessel types, including tugboats, ferries, and cargo ships. By using hydrogen, the engines produce zero CO2 emissions during combustion, along with no SOx or particulate matter.

Background & Context

The International Maritime Organization (IMO) has set ambitious targets for the maritime sector to significantly reduce greenhouse gas emissions by 2050, making the development and adoption of alternative fuels an urgent necessity. Hydrogen, due to its clean combustion properties, is widely recognized as one of the most promising solutions for decarbonizing shipping. However, the lack of standardization and certification regarding the safety and reliability of hydrogen-fueled engines has been a major barrier to widespread adoption. This world-first type approval by Lloyd’s Register removes these obstacles, providing a crucial signal to regulators, shipowners, and shipbuilders that hydrogen internal combustion engines are a safe and dependable choice.

Strategic Significance & Outlook

This type approval significantly paves the way for BeHydro’s hydrogen engines to be installed and commercially operated in maritime vessels. It provides shipping companies with a tangible technological option to decarbonize their fleets. BeHydro is expected to strengthen partnerships and aim for rapid market deployment. Furthermore, this approval is anticipated to stimulate other marine engine manufacturers to accelerate their development and certification of hydrogen fuel technologies, thereby accelerating the green shift across the entire shipping industry. Investors will likely increase their focus on companies offering sustainable maritime solutions, recognizing new market opportunities.

Source: https://www.maritimejournal.com/vessels/hydrogen-combustion-reaches-class-milestone-in-shippings-fuel-race/1509669.article

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