Orsted, the Danish renewable power big, has warned that it could write off as a lot as $2.12 billion due to provide chain issues and different points at three big offshore wind installations off the United States’ East Coast.

The announcement from the corporate, which has been a world pioneer in offshore wind power, is the latest sign of trouble in an industry anticipated to produce an more and more giant portion of fresh power to satisfy the climate-change objectives of many international locations, together with the United States.

“This will not be the last that we will see this year,” mentioned Soeren Lassen, the top of offshore wind at Wood Mackenzie, a consulting agency.

Orsted’s shares tumbled 25 % after the news.

The wind farms lined within the announcement would provide energy to prospects in New York, Connecticut and New Jersey. Orsted additionally mentioned it will reconfigure plans for 2 different initiatives to keep away from related issues.

The firm mentioned the initiatives have been being hit by delays to suppliers and contractors, like wind turbine element producers and the specialised ships wanted to put in the big machines, whose blades are so long as soccer fields.

“There is a continuously increasing risk in these suppliers’ ability to deliver on their commitments and contracted schedules,” Orsted mentioned in an announcement on Tuesday.

Orsted mentioned such delays might result in further prices and slower-than-anticipated receipts of revenues from the ability generated by the generators. It additionally mentioned that at this level, it will proceed to carry out preliminary work on constructing the wind farms — though strolling away was an possibility.

“We are willing to walk away from projects if we do not see value creation that meets our criteria,” Mads Nipper, Orsted’s chief govt, mentioned on a name with analysts on Wednesday, in accordance with an unofficial transcript.

The firm mentioned the sharp rise in pursuits charges would additionally enhance prices within the United States. Renewable power initiatives require billions in funding upfront. Orsted additionally mentioned it won’t have the ability to obtain tax credit from the United States as giant because it had anticipated.

The impairments quantity to about half of the $4 billion that Orsted mentioned it had invested in its offshore portfolio within the United States however are solely a fraction of the estimated total value of those initiatives, which is greater than $10 billion, and the corporate’s total American plans.

Orsted owns a small working wind farm off Rhode Island and is growing seven others off the East Coast, in accordance with the corporate’s web site.

While different firms have deserted some contracts to produce energy or threatened to, Orsted has up to now mentioned it doesn’t want to. The United States stays an essential future marketplace for the corporate and different builders. On the decision with analysts, Mr. Nipper mentioned giving up on these initiatives wouldn’t be the appropriate factor for shareholders presently.

The offshore wind business, which has been developed in international locations like Denmark, Britain and Germany in latest a long time, has gained favor with governments and buyers seeking to place giant sums in clear power.

Large arrays of generators with the capability of standard power-generation crops might be constructed at sea, the place winds are stronger and steadier than on land. In Europe, at the least, there’s additionally much less opposition to planting towers with monumental spinning blades offshore than putting in them on farms or hillsides.

After fast development, the industry has recently been upended by a variety of factors together with manufacturing and logistics delays from the pandemic and inflation, which has drastically modified the economics of initiatives that may take a decade to maneuver from the drafting board to an working wind farm.

In a possible indication of a souring on prospects for offshore wind within the United States, an auction of wind lease areas within the Gulf of Mexico on Tuesday produced disappointing outcomes, attracting simply two bidders.

Mr. Lassen of Wood Mackenzie mentioned that the United States was a brand new marketplace for the offshore wind business and that delays weren’t stunning. The community of suppliers for offshore wind within the United States is in its infancy, and vessels used to put in the large generators have to be introduced from Europe, including to prices and delays. One cause for the disappointing talks on taxes could also be that builders can not discover sufficient suppliers to satisfy guidelines for utilizing domestically based mostly items and providers, analysts say.

Mr. Lassen mentioned that whereas early delays could be anticipated, a significant danger was that they’d cascade, irritating efforts to make offshore wind a key supply of electrical energy within the United States and elsewhere.

“They want policymakers to recognize the issues that the industry is facing,” he mentioned.