A zone expander adds extra zones to your intruder alarm, so you can connect more PIR sensors, door contacts, shock sensors and other detectors. We stock expanders for most alarm systems.
How do I choose a zone expander?
Match your panel: check the expander works with your alarm panel make and model.
Count zones: pick one with enough zones for the detectors you're adding.
Power: mains-powered expanders need a matched power supply.
A zone expander adds extra zones to your intruder alarm, so you can connect more PIR sensors, door contacts, shock sensors and other detectors. We stock expanders for most alarm systems.
How do I choose a zone expander?
Match your panel: check the expander works with your alarm panel make and model.
Count zones: pick one with enough zones for the detectors you're adding.
Power: mains-powered expanders need a matched power supply.