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Sentry Custom Security (Sentry) library systems, labels and accessories are now available via Minitex Cooperative Purchasing.

Sentry Custon Security Logo

Text courtesy of Sentry Custom Security.

Ronkonkoma, New York, October 5, 2021 -- Minitex announced today that Sentry Custom Security (Sentry) library systems, labels and accessories are now available at Minitex. “We are very pleased to work with an innovative market leader like Sentry Custom Security,” said Tim Peters, Products Coordinator at Minitex. “Sentry manufactures electronic systems in Ronkonkoma, New York and labels in Ontario, Canada. It has been our experience that by working with Sentry we can service our valued customers with quality, North American manufactured products and on time delivery. Minitex is excited to offer Sentry products including a system upgrade for 3M 3500 & 3900 electromagnetic systems that includes remote tuning and diagnostics as well as a detailed patron counter option.” 

“Sentry is honored to be selected by Minitex as its primary supplier of library security systems,” said Morton F. Roseman, President of Sentry Customer Security Inc. “We look forward to a long and successful relationship delivering results for American libraries.” 

About Minitex

Minitex is a state-funded library organization located at the University of Minnesota Twin Cities. Its mission is to strengthen libraries, cultural institutions, and the communities it serves. Minitex connects libraries and individuals with information, ideas, and experiences to enrich lives and strengthen communities.

The organization believes in the growing importance of libraries and is dedicated to supporting the library community in Minnesota. Minitex also supports libraries in South Dakota, North Dakota, Wisconsin, and beyond. For more information about Sentry products at Minitex please visit

About Sentry Custom Security

Sentry designs, manufactures, sells and installs a complete line of Electro-Magnetic (EM) and RFID based Library Security systems, self-service stations, security labels and accessories. The Company’s products are used by libraries to secure inventory and improve operating efficiency. For further information, please visit our website at

CONTACT:  Tim Peters
Products Coordinator 
(612) 625-9527

Written by

Tim Peters
Products Coordinator
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