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Model Enerji plans to begin mass production of the 1.65-megawatt turbine at the end of 2009. In addition to an upfront license fee, Devens-based AMSC will receive a royalty payment for the first 425 turbines. It didn't disclose the value of the contract.
In premarket trading Wednesday, AMSC shares were up 38 cents, or 1.2 percent, at $31.31.Â