Company:  POWER ONE INC
Form Type:  10-Q
Filing Date:  10/26/2012 
CIK:  0001042825 
Address:  740 CALLE PLANO 
City, State, Zip:  CAMARILLO, California 93012 
Telephone:  (805) 987-8741 
Fiscal Year:  12/30 
Description of Business
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  FORM 10-Q
    PART I-FINANCIAL INFORMATION
      Item 1-Consolidated Condensed Financial Statements
        BALANCE SHEET
        INCOME STATEMENT
        INCOME STATEMENT
        CASH FLOW
        NOTES TO CONSOLIDATED CONDENSED FINANCIAL STATEMENTS
      Item 2-Management's Discussion and Analysis of Financial ...
      Item 3-Quantitative and Qualitative Disclosures about Market ...
      Item 4-Controls and Procedures
    PART II-OTHER INFORMATION
      Item 1-Legal Proceedings
      Item 1A-Risk Factors
      Item 2-Unregistered Sales of Equity Securities and Use of ...
      Item 6-Exhibits
    SIGNATURES
  EXHIBIT 31.1
    CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER PURSUANT TO
  EXHIBIT 31.2
    CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER PURSUANT TO
  EXHIBIT 32.1
    CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER AND
BROKERAGE PARTNERS