<ARTICLE> 5

<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE PENTAIR,
INC. FINANCIAL STATEMENTS FOR THE PERIOD ENDED SEPTEMBER 30, 1994 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINACIAL STATEMENTS.
</LEGEND>

       
                                                                                            

<PERIOD-TYPE>                   YEAR                   9-MOS                   9-MOS                   QTR-3
QTR-3
<FISCAL-YEAR-END>                          DEC-31-1993             DEC-31-1994             DEC-31-1993             DEC-31-1994
             DEC-31-1993
<PERIOD-END>                               DEC-31-1993             SEP-30-1994             SEP-30-1993             SEP-30-1994
             SEP-30-1993
<CASH>                                      10,327,000              20,542,000                       0                       0
                       0
<SECURITIES>                                18,594,000              21,709,000                       0                       0
                       0
<RECEIVABLES>                              200,425,000             264,443,000                       0                       0
                       0
<ALLOWANCES>                                 6,197,000               6,197,000                       0                       0
                       0
<INVENTORY>                                198,826,000             253,058,000                       0                       0
                       0
<CURRENT-ASSETS>                           438,780,000             567,810,000                       0                       0
                       0
<PP&E>                                     621,617,000             745,199,000                       0                       0
                       0
<DEPRECIATION>                             305,751,000             352,546,000                       0                       0
                       0
<TOTAL-ASSETS>                             958,801,000           1,250,154,000                       0                       0
                       0
<CURRENT-LIABILITIES>                      218,478,000             276,122,000                       0                       0
                       0
<BONDS>                                              0                       0                       0                       0
                       0
<COMMON>                                   166,482,000             168,630,000                       0                       0
                       0
<PREFERRED-MANDATORY>                                0                       0                       0                       0
                       0
<PREFERRED>                                 69,380,000              68,675,000                       0                       0
                       0
<OTHER-SE>                                 134,987,000             172,049,000                       0                       0
                       0
<TOTAL-LIABILITY-AND-EQUITY>               958,801,000           1,250,154,000                       0                       0
                       0
<SALES>                                              0           1,207,259,000             987,618,000             426,070,000
             345,506,000
<TOTAL-REVENUES>                                     0           1,207,259,000             987,618,000             426,070,000
             345,506,000
<CGS>                                                0             910,231,000             748,739,000             325,037,000
             259,752,000
<TOTAL-COSTS>                                        0           1,126,081,000             916,395,000             397,582,000
             317,653,000
<OTHER-EXPENSES>                                     0                       0                       0                       0
                       0
<LOSS-PROVISION>                                     0                       0                       0                       0
                       0
<INTEREST-EXPENSE>                                   0              21,787,000              15,597,000               6,823,000
               5,375,000
<INCOME-PRETAX>                                      0              60,700,000              54,277,000              22,475,000
              22,095,000
<INCOME-TAX>                                         0              24,000,000              21,700,000               8,700,000
               8,800,000
<INCOME-CONTINUING>                                  0              36,700,000              32,577,000              13,775,000
              13,295,000
<DISCONTINUED>                                       0                       0                       0                       0
                       0
<EXTRAORDINARY>                                      0                       0                       0                       0
                       0
<CHANGES>                                            0                       0                       0                       0
                       0
<NET-INCOME>                                         0              36,700,000              32,577,000              13,775,000
              13,295,000
<EPS-PRIMARY>                                        0                    1.77                    1.57                     .67
                     .66
<EPS-DILUTED>                                        0                    1.72                    1.53                     .64
                     .63