An industry leader in the design, manufacture and supply of professional exterior detection equipment as well as CCTV and lighting controllers utilised in the intruder surveillance industry.
Breaking News
Celebrating Continued Growth...
GJD has recently secured a contract worth £5M over the next three years to make motion detectors for a global company headquartered in America. The contract will double GJD's turnover over the next two years and will boost the local area, enabling the company to recruit several new employees in the short term and hopefully even more in the future.
To celebrate this continuing successful expansion the Lord Mayor and Lady Mayoress of Rochdale, Councillor's Keith Swift and Susanne Etchells recently visited the GJD offices and manufacturing facilities to formally open the new production line, tour the factory and meet with staff.
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New Product Launches

Detector Alarm Alert Monitor
Increasingly Remote Monitoring Centres experience issues related to the onsite detection and arm/disarm protocols wherein end- user's may potentially leave their premises insecure. When using beams to secure a site perimeter it is all too easy for beams to be blocked leaving gaps in the perimeter protection. GJD's new D.A.A.M. reports any open zones prior to the alarm system being set.
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DXTX
Converts wired D-TECT's (particularly D-TECT3's) into a semi-wireless product, with the option of a sealed weather proof unit for use with IR Beams or other third party detection devices.
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4 Zone Expansion Unit
The all new 4 Zone Expansion Unit is designed to work with our existing DygiZone lighting controller and professional outdoor detectors. This new unit will greatly simplify installation time and cost
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