Current report filing

Cover

v3.23.4
Cover
Jul. 24, 2023
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jan. 16, 2024
Entity Registrant Name TECOGEN INC.
Entity Incorporation, State or Country Code DE
Entity File Number 001-36103
Entity Tax Identification Number 04-3536131
Entity Address, Address Line One 45 First Avenue
Entity Address, State or Province MA
Entity Address, City or Town Waltham
Entity Address, Postal Zip Code 02451
City Area Code 781
Local Phone Number 466-6400
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Amendment Flag false
Entity Central Index Key 0001537435