NEW YORK, April 20, 2012 /PRNewswire/ -- Faruqi & Faruqi, LLP, a leading national securities law firm, is investigating potential securities fraud at A123 Systems Inc. ("A123" or the "Company") (NASDAQ: AONE).

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The investigation focuses on whether the Company and its executives violated federal securities laws by failing to disclose that: (1) A123 was experiencing severe manufacturing deficiencies at its Livonia, Michigan manufacturing facilities; (2) the Company's manufacturing problems resulted in the production of defective prismatic cells and the premature failure of battery modules and packs; and (3) as a result of faulty manufactures, A123 would be required to recall and replace product parts at substantial cost to the Company.

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Take Action

If you purchased A123 securities between February 28, 2011 and March 23, 2012 and would like to discuss your legal rights, visit www.faruqilaw.com/AONE. You can also contact us by calling Richard Gonnello or Francis McConville toll free at 877-247-4292 or at 212-983-9330 or by sending an e-mail to rgonnello@faruqilaw.com or fmcconville@faruqilaw.com. Faruqi & Faruqi, LLP also encourages anyone with information regarding A123's conduct to contact the firm, including whistleblowers, former employees, shareholders and others.

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FARUQI & FARUQI, LLP
369 Lexington Avenue, 10th Floor
New York, NY 10017
Attn: Richard Gonnello, Esq.
rgonnello@faruqilaw.com
Francis McConville, Esq.
fmcconville@faruqilaw.com
Telephone: (877) 247-4292 or (212) 983-9330

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