<ARTICLE> 5 <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THERMO VOLTEK CORP.'S QUARTERLY REPORT ON FORM 10-Q FOR THE QUARTER ENDED JUNE 28, 1997 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> JAN-03-1998 <PERIOD-END> JUN-28-1997 <CASH> 14,605 <SECURITIES> 5,539 <RECEIVABLES> 10,405 <ALLOWANCES> 694 <INVENTORY> 11,682 <CURRENT-ASSETS> 43,576 <PP&E> 10,238 <DEPRECIATION> 6,203 <TOTAL-ASSETS> 66,340 <CURRENT-LIABILITIES> 13,422 <BONDS> 8,450 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 497 <OTHER-SE> 33,971 <TOTAL-LIABILITY-AND-EQUITY> 66,340 <SALES> 21,604 <TOTAL-REVENUES> 21,604 <CGS> 11,893 <TOTAL-COSTS> 11,893 <OTHER-EXPENSES> 1,870 <LOSS-PROVISION> 117 <INTEREST-EXPENSE> 580 <INCOME-PRETAX> (279) <INCOME-TAX> (106) <INCOME-CONTINUING> (173) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (173) <EPS-PRIMARY> (.02) <EPS-DILUTED> (.02)