Company Information
CEM Systems Ltd
CEM Systems 195 Airport Road West Belfast, BT3 9ED Northern Ireland
United Kingdom
Tel: +44 (0)28 9045 6767

About the company

Advanced access solutions that are accessible to all…

CEM Systems advanced access control and security management systems are supplied and developed by Johnson Controls, a global diversified technology and multi industrial leader serving a wide range of customers in more than 150 countries. Uniquely the CEM Systems team manufactures both hardware and software, offering one of the most comprehensive, resilient and reliable systems available that goes beyond.

The CEM Systems product range boasts many industry firsts including:

  • High power over Ethernet (PoE+) access control
  • Portable ‘hand-held' card readers
  • Ethernet based IP card readers (with LCD display and on-board database for offline card validation)
  • Fully integrated biometric enrolment with the access control system (Uniquely offering one operational and enrolment process)

CEM Systems solutions are accessible to a range of industries and different sized sites, and have been successfully installed throughout the world at data centres, airports, ports, petrochemical plants, universities, corporate premises and more. Continuously developed to meet the most complex of security needs, CEM Systems provides a highly stable, proven security solution for installations where security is of paramount importance.

From a small building to a large multi-site facility, CEM has an innovative access solution to meet your needs.

Product Categories

Access Control
Access Control
Card Systems
Time and Attendance



Powerful, fully integrated security management system
AC2000 is an enterprise access control and integrated security management system that has been successfully installed at some of the largest facilities around the world where security is paramount.

AC2000 Security Hub

Powerful command and control application
AC2000 Security Hub is the state of the art central command and control application for the AC2000 access control and integrated security management system.


Intelligent, multi-functional access terminal
With its sleek design and state of the art 4.3” LCD touch screen, the emerald range offers card reader and controller functionality, scramble keypad for PIN security, fully integrated Voice over IP (VoIP) intercom and optional fingerprint biometric security, all in one powerful touch screen terminal.


Next Generation Multi technology IP card reader/controller
The S700 is the next generation fully card reader and combined controller which can be deployed to control access to restricted areas or in special applications where card activation of machinery is required.


Intelligent IP and Serial door controllers
CEM offers an advanced range of intelligent IP and serial door controllers designed to interface third party readers with the AC2000 access control system. CEM also manufacturers input/output modules for controlling external equipment and door interface units which provide power to a door lock/reader and improve door security.


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