For over 35 years, Essex Heavy Duty Keypads, Rugged Card Readers, Programmable Access Switches and Keyless Entry® Access Control Systems have become the choice of security professionals worldwide. Unlike traditional mechanical, membrane or conductive rubber Keypads, Essex keypads and touch access switches feature an advanced piezoelectric switch technology with no moving parts. Tested more than a Billion cycles, Essex switches are unsurpassed in their ability to tolerate any environment. Essex also offers a complete line of single and dual technology RFID Access Control Readers, Systems and accessories for residential, commercial, institutional and vehicle applications. Superior Quality, Professional Grade Access Control proudly designed and manufactured in the USA.