Power-One, Inc. Shareholder Alert: Bernstein Liebhard LLP Announces Investigation Of Acquisition By ABB

     Power-One, Inc. Shareholder Alert: Bernstein Liebhard LLP Announces
                     Investigation Of Acquisition By ABB

PR Newswire

NEW YORK, April 22, 2013

NEW YORK, April 22, 2013 /PRNewswire/ --Bernstein Liebhard LLP is
investigating whether the Board of Directors of Power-One, Inc. ("Power-One"
or the "Company") (NASDAQ: PWER) breached its fiduciary duty to its
shareholders in agreeing to sell Power-One to ABB (NYSE: ABB).

(Logo: http://photos.prnewswire.com/prnh/20120202/MM47134LOGO)

Under the terms of the agreement, Power-One shareholders will receive $6.35 in
cash for each share they own. The investigation is focused on the potential
unfairness of the price to Power-One shareholders and the process by which the
Power-One Board of Directors considered and approved the transaction.

If you are interested in discussing your rights as a Power-One stockholder,
with no obligation or cost to you, please contact U. Seth Ottensoser at:

(877) 779-1414
or
Ottensoser@bernlieb.com.

Bernstein Liebhard LLP has pursued hundreds of securities, consumer and
shareholder rights cases and recovered over $3 billion for its clients. It
has been named to The National Law Journal's "Plaintiffs' Hot List" in each of
the last ten years.

Bernstein Liebhard LLP
10 East 40th Street
New York, New York 10016
(877) 779-1414
www.bernlieb.com

ATTORNEY ADVERTISING. © 2013 Bernstein Liebhard LLP. The law firm responsible
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York, New York 10016, (212) 779-1414. The lawyer responsible for this
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do not guarantee or predict a similar outcome with respect to any future
matter.

SOURCE Bernstein Liebhard LLP

Website: http://www.bernlieb.com