Brand
- Crowcon 252
- STI 79
- Aritech 62
- Carrier UTC 47
- Kidde 38
- Ziton 34
- Eurotech 32
- Advanced Electronics 30
- Zeta 30
- No Climb Solo Testifire Detector Testers 29
- Vesda Xtralis 28
- C-Tec 27
- Teal Products 27
- Vimpex 27
- Notifier 26
- Fireclass 23
- Gent 21
- RGL Electronics 20
- Klaxon 15
- Wagner 15
- Elmdene 14
- Jewel Fire Group 14
- Commander 12
- Cygnus 12
- Apollo Fire Detectors 10
- Cooper Fulleon 10
- Cooper ampamp Menvier 9
- Baldwin Boxall 8
- Fike 8
- International Gas Detectors 8
- Patol 8
- FIRERAY 7
- Hochiki 7
- Cranford Controls 4
- Electro-Detectors 3
- Howler 3
- Kentec Electronics 3
- Morley 3
- Aico Ltd 2
- Haes 2
- Scope Paging Systems 2
- The Fire Beam Company 2
- Call Systems Technology Ltd 1
- EMS 1
- Hawco 1
- Nittan 1
- Nursecall Intercall 1
- Other 1
- Pepperl Fuchs 1
- Ringtail 1
- Rutland 1
- Spectrex 1