The College has a well-equipped modern WI-Fl library housed in a total area of 16000 sq.ft. The books are classified and arranged according to the Dewey Decimal Classification Scheme and Open Access System is followed. The Library has computerized catalogue to find out the availability of books. The library is kept open on all the days from 09:00 AM to 07:00 PM. JCET was one of the first colleges in Tamil Nadu to adopt the Wi-Fi standards making the whole library completely accessible to the Internet.

The Library has extensive collection of books and is augmented on a continuous basis. National, International Journals, Magazines, e-journals, E-books, Project Reports, Educational Audio and Video content are available.

· The college has established a digital library with 50+ Laptops with high speed WI-FI Enabled 50Mbps internet connectivity.

· There are a total volume of Books which exceeds 50,000 also e-content at a large volume.

· We also have subscribed e-journals through AICTE INDEST Consortium,IEEE,ASTM,J-GATE.

· We also have subscribed DELNET - Digital Library.

· Newspapers are available.

· Photocopy Facility.

· Printing Facility.

· All the library books are issued with Bar Code Facility.

· Audio Visual Library.

· Subscribed 160 Printed national and International Journals.

· A research centre has been setup in the library for students and faculty to conduct research based activities.