    <SEC-DOCUMENT>0001104659-19-060837-index.html : 20191107
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    <ACCEPTANCE-DATETIME>20191107075142
    ACCESSION NUMBER:		0001104659-19-060837
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		17
    CONFORMED PERIOD OF REPORT:	20191107
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20191107
    DATE AS OF CHANGE:		20191107

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			PLUG POWER INC
    		CENTRAL INDEX KEY:			0001093691
    		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRICAL INDUSTRIAL APPARATUS [3620]
    		IRS NUMBER:				223672377
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-34392
    		FILM NUMBER:		191198179

    	BUSINESS ADDRESS:
    		STREET 1:		968 ALBANY-SHAKER ROAD
    		CITY:			LATHAM
    		STATE:			NY
    		ZIP:			12110
    		BUSINESS PHONE:		5187827700

    	MAIL ADDRESS:
    		STREET 1:		968 ALBANY-SHAKER ROAD
    		CITY:			LATHAM
    		STATE:			NY
    		ZIP:			12110
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    <FILENAME>a19-22082_18k.htm
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    <TEXT>
    Document 1 - file: a19-22082_18k.htm

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    <FILENAME>a19-22082_1ex99d1.htm
    <DESCRIPTION>EX-99.1
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    Document 2 - file: a19-22082_1ex99d1.htm

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    <SEQUENCE>3
    <FILENAME>g220821mmi001.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g220821mmi001.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g220821mmi002.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g220821mmi002.gif

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g220821mmi003.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g220821mmi003.gif

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    <FILENAME>g220821mmi004.gif
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    <TEXT>
    Document 6 - file: g220821mmi004.gif

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    <SEQUENCE>7
    <FILENAME>g220821mmi005.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g220821mmi005.gif

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    <FILENAME>g220821mmi006.gif
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    <TEXT>
    Document 8 - file: g220821mmi006.gif

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    <TEXT>
    Document 9 - file: g220821mmi007.gif

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    <SEQUENCE>10
    <FILENAME>g220821mmi008.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: g220821mmi008.gif

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    <SEQUENCE>11
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g220821mmi009.gif

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    <SEQUENCE>12
    <FILENAME>g220821mmi010.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g220821mmi010.gif

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>g220821mmi011.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g220821mmi011.gif

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    <DOCUMENT>
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    <SEQUENCE>14
    <FILENAME>g220821mmi012.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: g220821mmi012.gif

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    <DOCUMENT>
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    <SEQUENCE>15
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    <TEXT>
    Document 15 - file: g220821mmi013.gif

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    <SEQUENCE>16
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    <TEXT>
    Document 16 - file: g220821mmi014.gif

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    <SEQUENCE>17
    <FILENAME>g220821mmi015.gif
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: g220821mmi015.gif

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