<ARTICLE>           5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THERMO POWER
CORPORATION'S QUARTERLY REPORT ON FORM 10-Q FOR THE PERIOD ENDED JULY 3, 1999
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER>        1,000

                              
<PERIOD-TYPE>                                 9-MOS
<FISCAL-YEAR-END>                             OCT-02-1999
<PERIOD-END>                                  JUL-03-1999
<CASH>                                                 10,265
<SECURITIES>                                                0
<RECEIVABLES>                                          67,781
<ALLOWANCES>                                            9,664
<INVENTORY>                                            36,135
<CURRENT-ASSETS>                                      126,577
<PP&E>                                                 32,775
<DEPRECIATION>                                         11,208
<TOTAL-ASSETS>                                        312,205
<CURRENT-LIABILITIES>                                  96,766
<BONDS>                                                   439
<PREFERRED-MANDATORY>                                       0
<PREFERRED>                                                 0
<COMMON>                                                1,249
<OTHER-SE>                                             52,899
<TOTAL-LIABILITY-AND-EQUITY>                          312,205
<SALES>                                               205,734
<TOTAL-REVENUES>                                      205,734
<CGS>                                                 153,234
<TOTAL-COSTS>                                         153,234
<OTHER-EXPENSES>                                        5,622
<LOSS-PROVISION>                                          885
<INTEREST-EXPENSE>                                      6,492
<INCOME-PRETAX>                                       (11,373)
<INCOME-TAX>                                           (1,075)
<INCOME-CONTINUING>                                   (10,376)
<DISCONTINUED>                                              0
<EXTRAORDINARY>                                             0
<CHANGES>                                                   0
<NET-INCOME>                                          (10,376)
<EPS-BASIC>                                           (0.88)
<EPS-DILUTED>                                           (0.88)