ATTENTION SHAREHOLDERS: The Sale of Power-One, Inc (PWER) Under Investigation by The Young Law Firm

  ATTENTION SHAREHOLDERS: The Sale of Power-One, Inc (PWER) Under
  Investigation by The Young Law Firm

Business Wire

PHOENIXVILLE, Pa. -- April 23, 2013

The Young Law Firm is investigating potential claims against the Board of
Directors of Power-One, Inc (“Power-One” or the “Company”) (NasdaqGS : PWER)
concerning the proposed buyout of the Company by ABB Ltd. The investigation
concerns whether Power-One’s Board of Directors obtained fair value for the
sale of the Company and whether the Board has fulfilled its fiduciary duties
to Power-One’s shareholders in connection with the sale.

Under the terms of the transaction, shareholders will receive $6.35 for each
share of Power-One stock they own. The transaction has a total approximate
value of $1 billion.

Shareholders have rights. If you own shares of Power-One and would like to
learn more about these matters, please contact:

Henry Young Esq.
The Young Law Firm
Toll Free: (888) 452-7252
or visit:

The Young Law Firm is a national shareholder litigation firm located outside
of Philadelphia, Pa. We protect individual and institutional investors in
state and federal courts nationwide. For more information about the firm and
class action cases in general, please visit our website:

Legal Notice: Pursuant to the laws of certain states of the United States this
press release may be considered attorney advertising. That The Young Law Firm
may have recovered money and other benefits for shareholders in the past does
not mean they will do so again. Past performance does not guarantee future
results. We are further obliged to tell you that The Young Law Firm may divide
legal fees with other law firms and / or seek referral fees in connection with
the content of this message.


The Young Law Firm
Henry Young Esq.
Toll Free: (888) 452-7252
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