BANGALORE, INDIA: Ascent Solar Technologies Inc said it signed a contract to supply up to 67 megawatt of photovoltaic modules, which turn sunlight into electricity, to TurtleEnergy LLC over a 5-year period.

Ascent Solar said it is scheduled to begin shipping products to TurtleEnergy from its Thornton, Colorado manufacturing plant early next year.

The company did not disclose the financial terms of the transaction.

Shares of Ascent Solar were up about 15 per cent at $8.04 on thin volumes in pre-market trade. They had closed at $7.00 Tuesday on the Nasdaq.