Liebherr’s Hydrogen Wheel Loader Goes to Work in Bremerhaven, and the Real Test Is the Value Chain
A turquoise and white wheel loader is now moving sand, gravel, and rock around the fishing harbor in Bremerhaven, Germany, and it is doing so without burning a drop of diesel. Liebherr has placed its L 566 H prototype, built at the company’s plant in Bischofshofen, Austria, with the bulk materials firm Georg Grube GmbH for a multiyear field trial. The machine feeds conveyor systems, shuttles aggregates between storage areas, and loads processed material onto trucks for onward transport (Raczon, 2026). It is ordinary, repetitive, tightly scheduled work, and that is exactly the point.
The L 566 H is not a fuel cell machine. It runs on a hydrogen reciprocating piston engine produced at Liebherr’s components plant in Bulle, Switzerland. The company says the engine enables near zero greenhouse gas emissions and almost no nitrogen oxides, while sharing thermal and mechanical interfaces with a conventional diesel engine (Liebherr, 2024).
Liebherr first demonstrated the loader in June 2024 at Bischofshofen, where it also opened the first hydrogen filling station in the state of Salzburg, and then presented the machine at Bauma 2025 in Munich (Liebherr, n.d.). During a joint test with hydrogen trucks from Daimler and MAN, Liebherr reported that the loader could work a full shift and return to service after refueling for roughly 10 to 15 minutes (Equipment World, 2026). A separate multiyear deployment with STRABAG at the Kanzelstein quarry in Gratkorn, Austria, is expected to avoid up to 100 tonnes of carbon dioxide a year, equal to about 37,500 liters of diesel (Liebherr, n.d.).
What makes Bremerhaven different is not the machine but the system around it. Wind turbines supply electricity to an electrolyser operated by HY.City.Bremerhaven, which converts it into green hydrogen. Mobile storage carries that hydrogen to a dedicated refueling station on the grounds of the Fraunhofer IWES Hydrogen Lab, where the loader fills up after each shift. The trial forms part of H2B:IMPACT, the first Hydrogen Valley in Germany funded by the European Union and the Clean Hydrogen Partnership (Liebherr, 2026). The region already runs fuel cell cars, buses, and trucks, so the loader extends hydrogen use beyond public roads and into industrial yards.
The partners describe their motives in practical terms. Wolfgang Grube, owner and managing director of Georg Grube GmbH, explained that his company chose to get involved early rather than wait for a finished commercial product: “We didn’t want to wait until production-ready products were available” (Raczon, 2026). His test is simple. The hydrogen loader must perform the same tasks as his conventional machines with the same reliability. Gunther Holzer of Liebherr-Werk Bischofshofen framed the project as proof that “a functioning hydrogen value chain can already be established today” (Liebherr, 2026). Andreas Wellbrock of Green Fuels, the initiator of HY.City.Bremerhaven, added that every link from production to heavy equipment use fit together.
So what does this mean for the hydrogen economy? The first lesson concerns where hydrogen fits best. Batteries are winning in light vehicles and compact equipment, but large machines with high, continuous energy demand are difficult to electrify. Long charging times, heavy packs, and weak grid connections at quarries and ports work against them. Hydrogen engines offer fast refueling and full shift endurance, which makes heavy construction and material handling one of the most natural markets for clean hydrogen.
The second lesson is that the combustion route lowers the barrier to adoption. Because a hydrogen piston engine resembles a diesel engine mechanically, manufacturers can adapt proven platforms, existing supply chains, and familiar service practices. Operators need not retrain their maintenance workforce or redesign sites. That continuity matters for conservative industries where a failed machine can halt operations.
The third lesson is about demand. A single loader consumes a modest amount of hydrogen, but it represents something more valuable than volume: predictable, captive offtake. Heavy machines return to the same yard every day, follow known duty cycles, and burn fuel at measurable rates. That predictability is exactly what electrolyser developers need to justify investment. When a port, quarry, or industrial park aggregates loaders, trucks, and forklifts around one local supply point, a small electrolyser becomes a bankable business rather than a demonstration.
The fourth lesson applies directly to North America, where the article notes that comparable hydrogen infrastructure is still lacking (Raczon, 2026). Bremerhaven shows that a full value chain does not require a continental pipeline network. It requires renewable power, an electrolyser, mobile storage, a refueling point, and committed local users clustered together. American ports, aggregate operations, and regional hydrogen hubs could replicate this model at modest scale, especially as Liebherr and its partners develop mobile refueling for remote construction sites (Liebherr, n.d.).
The fifth lesson is that coordination is now the bottleneck. Producers, equipment makers, fleet operators, and research institutes each hold a piece of the puzzle. Projects succeed when someone connects them, verifies the green origin of the fuel, and agrees on volumes and prices. Platforms and marketplaces that match local supply with industrial demand will determine how quickly pilots like Bremerhaven turn into routine commercial practice.
The L 566 H will not make headlines for speed or size. It will matter because it does dull work reliably, every shift, on a fuel made from local wind. That is how the hydrogen economy grows, one yard, one fleet, and one regional value chain at a time.
References
Equipment World. (2026, February 2). Liebherr: Large hydrogen L 566 H wheel loader as good as diesel in test. https://www.equipmentworld.com/alternative-power/article/15815709/liebherr-hydrogen-l-566-h-wheel-loader-succeeds-in-test
Liebherr. (n.d.). From the initial idea to an emission-free future. Retrieved November 11, 2026, from https://www.liebherr.com/en-ch/earthmoving/know-how-innovation/know-how/alternative-drive-types/h2-9406749
Liebherr. (2024, June 28). Liebherr premiere: First large wheel loader with hydrogen engine and first hydrogen filling station in Salzburg [Press release]. https://liebherr.com/en/int/latest-news/news-press-releases/detail/news_359426.html
Liebherr. (2026). Liebherr’s hydrogen-powered wheel loader begins trial operation in port handling [Press release]. https://www.liebherr.com/en-us/n/liebherr%E2%80%99s-hydrogen-powered-wheel-loader-begins-trial-operation-in-port-handling-298817-6337170
Raczon, F. (2026, November 9). Liebherr hydrogen loader test. Construction Equipment. https://www.constructionequipment.com/sustainability/article/55417253/liebherr-hydrogen-loader-test
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