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Crowley’s new 25-m eWolf, the first all-electric tug to be built and operated in the U.S., will be equipped with Schottel systems…

Crowley has contracted German propulsion manufacturer Schottel to supply a propulsion system for its first all-electric harbor tug eWolf.

Barge will be largest Jones Act-compliant vessel of its kind [Image courtesy Crowley Engineering Services]

(Credit: Crowley) Crowley Maritime Corporation has announced plans to build and operate the ‘eWolf’ all electric tug boat, a first in the U.S., to serve the Port of San Diego. The 82-foot long vessel will be operational by mid-2023. Crowley has identified GHG emissions reductions and targets as one its top sustainability priorities. Over the first 10 years of its use, the new eTug will reduce 178 tons of nitrogen oxide (NOx), 2.5 tons of diesel particulate matter, and 3,100 metric tons of carbon dioxide (CO2) versus a conventional tug, which consumes more than 30,000 gallons of diesel per...

Image: Crowley YouTube Crowley Maritime Corporation will build and operate “eWolf”, the first all-electric powered harbour tugboat that can complete a job without expending a drop of fuel. The 82-foot vessel with 70 tonnes of bollard pull advances Crowley and the maritime industry’s efforts toward sustainability and decarbonisation. Over the first 10 years of its use, the operation of the new eTug will reduce 178 tonnes of nitrogen oxide (NOx), 2.5 tonnes of diesel particulate matter, and 3,100 metric tonnes of carbon dioxide (CO2) versus a conventional tug. The electric tug will repla...