<SEC-DOCUMENT>0001047469-18-007293-index.html : 20181116
<SEC-HEADER>0001047469-18-007293.hdr.sgml : 20181116
<ACCEPTANCE-DATETIME>20181116171927
ACCESSION NUMBER:		0001047469-18-007293
CONFORMED SUBMISSION TYPE:	S-3
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20181116
DATE AS OF CHANGE:		20181116

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:		S-3
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-228450
		FILM NUMBER:		181190681

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3
<SEQUENCE>1
<FILENAME>a2237150zs-3.htm
<DESCRIPTION>S-3
<TEXT>
Document 1 - file: a2237150zs-3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>a2237150zex-5_1.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: a2237150zex-5_1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>a2237150zex-23_1.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 3 - file: a2237150zex-23_1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g992710.jpg
<DESCRIPTION>G992710.JPG
<TEXT>
Document 4 - file: g992710.jpg

</DOCUMENT>
</SEC-DOCUMENT>