    <SEC-DOCUMENT>0001308179-18-000011-index.html : 20180216
    <SEC-HEADER>0001308179-18-000011.hdr.sgml : 20180216
    <ACCEPTANCE-DATETIME>20180216160101
    ACCESSION NUMBER:		0001308179-18-000011
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		39
    CONFORMED PERIOD OF REPORT:	20180216
    FILED AS OF DATE:		20180216
    DATE AS OF CHANGE:		20180216
    EFFECTIVENESS DATE:		20180216

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			FUELCELL ENERGY INC
    		CENTRAL INDEX KEY:			0000886128
    		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS ELECTRICAL MACHINERY, EQUIPMENT & SUPPLIES [3690]
    		IRS NUMBER:				060853042
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1031

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-14204
    		FILM NUMBER:		18621151

    	BUSINESS ADDRESS:
    		STREET 1:		3 GREAT PASTURE RD
    		CITY:			DANBURY
    		STATE:			CT
    		ZIP:			06813
    		BUSINESS PHONE:		2038256000

    	MAIL ADDRESS:
    		STREET 1:		3 GREAT PASTURE ROAD
    		CITY:			DANBURY
    		STATE:			CT
    		ZIP:			06813

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	ENERGY RESEARCH CORP /NY/
    		DATE OF NAME CHANGE:	19930328
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>lfcel2018_def14a.htm
    <DESCRIPTION>FUELCELL ENERGY INC - DEF 14A
    <TEXT>
    Document 1 - file: lfcel2018_def14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>check1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: check1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>checkbox.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: checkbox.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>lfcel_chair.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: lfcel_chair.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>lfcel_chair1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: lfcel_chair1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>lfcel_chair2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: lfcel_chair2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>lfcel_man.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: lfcel_man.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>lfcel_proxycard.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: lfcel_proxycard.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>lfcel_proxycard1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: lfcel_proxycard1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>lfcelx1x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: lfcelx1x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>lfcelx2x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: lfcelx2x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>lfcelx2x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: lfcelx2x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>lfcelx4x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: lfcelx4x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>lfcelx4x3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: lfcelx4x3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>lfcelx5x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: lfcelx5x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>lfcelx5x3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: lfcelx5x3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>lfcelx5x4.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: lfcelx5x4.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>lfcelx5x5.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: lfcelx5x5.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>lfcelx5x6.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: lfcelx5x6.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>lfcelx7x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: lfcelx7x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>lfcelx7x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: lfcelx7x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>lfcelx7x3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: lfcelx7x3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>lfcelx7x4.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: lfcelx7x4.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>lfcelx10x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: lfcelx10x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>lfcelx11x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 25 - file: lfcelx11x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>lfcelx12x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 26 - file: lfcelx12x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>lfcelx12x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 27 - file: lfcelx12x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>lfcelx12x3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 28 - file: lfcelx12x3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>lfcelx13x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 29 - file: lfcelx13x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>lfcelx13x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 30 - file: lfcelx13x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>31
    <FILENAME>lfcelx14x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 31 - file: lfcelx14x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>32
    <FILENAME>lfcelx14x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 32 - file: lfcelx14x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>33
    <FILENAME>lfcelx23x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 33 - file: lfcelx23x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>34
    <FILENAME>lfcelx23x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 34 - file: lfcelx23x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>35
    <FILENAME>lfcelx23x3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 35 - file: lfcelx23x3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>36
    <FILENAME>lfcelx81x1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 36 - file: lfcelx81x1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>37
    <FILENAME>lfcelx81x2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 37 - file: lfcelx81x2.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>38
    <FILENAME>lfcelx81x3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 38 - file: lfcelx81x3.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>39
    <FILENAME>uncheck.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 39 - file: uncheck.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>