<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE 2000
EMERSON ELECTRIC CO. CONSOLIDATED STATEMENT OF EARNINGS AND CONSOLIDATED
BALANCE SHEET FILED WITH THE COMPANY'S 2000 FORM 10-K AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> SEP-30-2000
<PERIOD-END> SEP-30-2000
<CASH> 280,800
<SECURITIES> 0
<RECEIVABLES> 2,764,100
<ALLOWANCES> 58,500
<INVENTORY> 2,052,700
<CURRENT-ASSETS> 5,482,700
<PP&E> 6,411,600
<DEPRECIATION> 3,168,200
<TOTAL-ASSETS> 15,164,300
<CURRENT-LIABILITIES> 5,218,800
<BONDS> 2,247,700
<COMMON> 238,300
0
0
<OTHER-SE> 6,164,500
<TOTAL-LIABILITY-AND-EQUITY> 15,164,300
<SALES> 15,544,800
<TOTAL-REVENUES> 15,544,800
<CGS> 10,016,000
<TOTAL-COSTS> 10,016,000
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 287,600
<INCOME-PRETAX> 2,178,300
<INCOME-TAX> 755,900
<INCOME-CONTINUING> 0
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 1,422,400
<EPS-BASIC> 3.33
<EPS-DILUTED> 3.30
</TABLE>