- Lighting
- Fire
- Conventional Fire Alarm
- Conventional 2 Wire Fire Alarm
- Analogue Adressable Systems
- Apollo series 65 Conventional Fire Detectors
- Call Points & Power Supplies
- Electronic Sounders and Bells
- Radio Fire Alarm Systems
- Specialist Detection Devices
- Fire Accessories
- Voice Alarm / Public Address Systems
- Detector & Battery Test Equipment
- Monitoring Systems
- DDA
- Medical
- Knowledge
Door Monitors
- Protects premises & equipment
- Self contained battery powered
- 120dB sounder
- Automatic reset
- 9v alkaline battery
- Optional power supply input
- Remote sounders
| CODE | DESCRIPTION |
| CH/DM9 | Door monitor unit |
| CHDM9/D | Double door unit |
| CH/DM9/WB | Remote sounder |
| CH/DM9/PIP | 12 or 24v input unit requires PSU |
