<ARTICLE> 5 <CIK> 0000886128 <NAME> ENERGY RESEARCH CORPORATION <MULTIPLIER> 1,000 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> OCT-31-1998 <PERIOD-START> NOV-1-1997 <PERIOD-END> JUL-31-1998 <EXCHANGE-RATE> 1 <CASH> 10276 <SECURITIES> 0 <RECEIVABLES> 4700 <ALLOWANCES> 0 <INVENTORY> 356 <CURRENT-ASSETS> 16661 <PP&E> 20554 <DEPRECIATION> 12364 <TOTAL-ASSETS> 27568 <CURRENT-LIABILITIES> 6189 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 15229 <OTHER-SE> 600 <TOTAL-LIABILITY-AND-EQUITY> 27568 <SALES> 16056 <TOTAL-REVENUES> 16056 <CGS> 9931 <TOTAL-COSTS> 16695 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 210 <INCOME-PRETAX> 1 <INCOME-TAX> (5) <INCOME-CONTINUING> 6 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 6 <EPS-PRIMARY> .00 <EPS-DILUTED> .00