Burglar & Intruder Alarms
Protect your property with our security alarms and sensors — reliable protection for homes and businesses. From PIR & motion sensors to complete wireless alarm kits, the range covers panels, detectors, sirens and accessories with straightforward installation and round-the-clock cover.
Pair them with our CCTV & surveillance range or security lighting for a complete setup, or explore smart home security systems for app-controlled protection.
Shop trusted brands including Ajax, Pyronix, Hikvision, Texecom and GJD at WME.
For advice, read our Help & Support guides — The Best Wireless Home Alarm Security Systems, What Is a Video Surveillance System? and The Complete Guide to Hikvision CCTV Systems.
Save £0.96
Save £0.31
Weatherproof£ 4 16RRP: £4.47Fast delivery Mon, 24 Aug
Save £3.70
Capture CD-W Dual-Tech Ceiling Motion Detector, 8 m 360°, GDE-0001
360° Detection£ 49 72RRP: £53.42Fast delivery Mon, 24 Aug
Save £4.43
Capture D20-W Wireless Dual-Technology Motion Detector, 20m, Ricochet, GDC-0006
15m Coverage£ 59 47RRP: £63.90Fast delivery Mon, 24 Aug
Save £2.55
Ceiling 360° Quad PIR Motion Detector, 12 m Range, 12 V DC, Grade 2 OCTOPUSDQ
Quad PIR£ 34 29RRP: £36.84Fast delivery Mon, 24 Aug
Save £0.84
CQR SC570 Surface Magnetic Door Contact, Grade 3, Dual-Switch, 12 Vdc, 500 mA, SC570/WH/MD/MULTI/G3
Grade 3£ 11 33RRP: £12.17
Save £8.98
Dual‑Tech£ 120 81RRP: £129.79Fast delivery Mon, 24 Aug
Save £3.70
Curtain PIR Detector, Outdoor IP65, Pet-Immune, 2×CR123A DS-PDC10AM-EG2-WE
Curtain PIRFast delivery Mon, 24 Aug
Save £3.28
D-Guard Protective Cage, Steel Wire Mesh, Ø180×160 mm, GJD308
Durable Steel Mesh£ 44 12RRP: £47.40Fast delivery Mon, 24 Aug
Save £31.67
D-TECT 3 IP Perimeter Motion Detector, Dual-Tech PoE, 30 m Range, IP65, GJD260
30m Detection£ 425 75RRP: £457.42Fast delivery Mon, 24 Aug
Save £22.90
D-TECT 50 AM Anti-Masking Perimeter Detector, Dual PIR, 50m, 9-15V, GJD359
50m Range£ 307 82RRP: £330.72Fast delivery Mon, 24 Aug
Save £20.63
D-TECT 50 Long-Range PIR Perimeter Detector, 25-50 m, IP55, GJD350
50m Range£ 277 33RRP: £297.96Fast delivery Mon, 24 Aug
Save £3.35
D-TECT Conduit Cable Adaptor, 20 mm, Zinc-Alloy, Rear Tamper, GJD304
Wall Tamper Pro£ 45 01RRP: £48.36Fast delivery Mon, 24 Aug
Save £20.08
D-TECT X Wireless Repeater, 500 m, 868 MHz, 12 V, GJD397
500m Range£ 269 99RRP: £290.07Fast delivery Mon, 24 Aug
Save £0.89
Deltabell Dummy Backplate, Amber, Polycarbonate, DELTA-BDA
Customisable!£ 11 97RRP: £12.86Fast delivery Mon, 24 Aug
Save £0.89
Deltabell Dummy Base (Blue) Backplate, 290×285×50 mm, DELTA-BDB
Custom Branding£ 11 97RRP: £12.86Fast delivery Mon, 24 Aug
Save £0.89
Deltabell Dummy Base, Red, Weatherproof Polycarbonate, 290x285x50mm, DELTA-BDR / ITM005267
Decoy£ 11 97RRP: £12.86Fast delivery Mon, 24 Aug
Save £0.89
Deltabell Dummy External Sounder Backplate, Green, Polycarbonate, 290×285×50 mm DELTA-BDG
Decoy£ 11 97RRP: £12.86Fast delivery Mon, 24 Aug
Save £1.86
104 dB£ 24 91RRP: £26.77Fast delivery Mon, 24 Aug
Save £2.13
Deltabell E External Sounder Module, Grade 3, IP65, 104 dB, 9-16 V FPDELTAE3MOD
Grade 3£ 28 65RRP: £30.78Fast delivery Mon, 24 Aug
Save £0.31
Deltabell Front Lid Replacement, Yellow Polycarbonate FPDELTA-CY
High-Vis£ 4 16RRP: £4.47Fast delivery Mon, 24 Aug
Save £2.69
Deltabell Plus External Sounder Module, Grade 3, 104 dB, 13.8V, FPDELTAP3MOD
Weatherproof£ 36 17RRP: £38.86Fast delivery Mon, 24 Aug
Save £0.31
Deltabell Replacement Cover, Blue, Polycarbonate, Fits Deltabell Bases, FPDELTA-CB
WeatherSafe£ 4 16RRP: £4.47Fast delivery Mon, 24 Aug
Save £3.03
DeltaBell X External Bell Module, Grade 3, 104 dB, Twin Piezo, Weatherproof, FPDELTAX3MOD
Grade 3£ 40 68RRP: £43.71Fast delivery Mon, 24 Aug
Save £1.14
Deltabell-X Lightbox LED Panel, Backlit Strobe, 9-16 V, FPDELTAX-LIGHT
Visual Deterrent£ 15 32RRP: £16.46Fast delivery Mon, 24 Aug
Save £6.74
DIGI-LAN Ethernet IP Communicator for Enforcer Panels, 10/100 Mbps, 12 VDC
Easy Setup£ 90 62RRP: £97.362 Years WarrantyFast delivery Mon, 24 Aug
You may also like
-
Save £0.96
-
Save £0.31
Weatherproof£ 4 16RRP: £4.47Fast delivery Mon, 24 Aug
-
Save £3.70
Capture CD-W Dual-Tech Ceiling Motion Detector, 8 m 360°, GDE-0001
360° Detection£ 49 72RRP: £53.42Fast delivery Mon, 24 Aug -
Save £4.43
Capture D20-W Wireless Dual-Technology Motion Detector, 20m, Ricochet, GDC-0006
15m Coverage£ 59 47RRP: £63.90Fast delivery Mon, 24 Aug -
Save £2.55
Ceiling 360° Quad PIR Motion Detector, 12 m Range, 12 V DC, Grade 2 OCTOPUSDQ
Quad PIR£ 34 29RRP: £36.84Fast delivery Mon, 24 Aug -
Save £0.84
CQR SC570 Surface Magnetic Door Contact, Grade 3, Dual-Switch, 12 Vdc, 500 mA, SC570/WH/MD/MULTI/G3
Grade 3£ 11 33RRP: £12.17 -
Save £8.98
Dual‑Tech£ 120 81RRP: £129.79Fast delivery Mon, 24 Aug
-
Save £3.70
Curtain PIR Detector, Outdoor IP65, Pet-Immune, 2×CR123A DS-PDC10AM-EG2-WE
Curtain PIRFast delivery Mon, 24 Aug -
Save £3.28
D-Guard Protective Cage, Steel Wire Mesh, Ø180×160 mm, GJD308
Durable Steel Mesh£ 44 12RRP: £47.40Fast delivery Mon, 24 Aug -
Save £31.67
D-TECT 3 IP Perimeter Motion Detector, Dual-Tech PoE, 30 m Range, IP65, GJD260
30m Detection£ 425 75RRP: £457.42Fast delivery Mon, 24 Aug -
Save £22.90
D-TECT 50 AM Anti-Masking Perimeter Detector, Dual PIR, 50m, 9-15V, GJD359
50m Range£ 307 82RRP: £330.72Fast delivery Mon, 24 Aug -
Save £20.63
D-TECT 50 Long-Range PIR Perimeter Detector, 25-50 m, IP55, GJD350
50m Range£ 277 33RRP: £297.96Fast delivery Mon, 24 Aug -
Save £3.35
D-TECT Conduit Cable Adaptor, 20 mm, Zinc-Alloy, Rear Tamper, GJD304
Wall Tamper Pro£ 45 01RRP: £48.36Fast delivery Mon, 24 Aug -
Save £20.08
D-TECT X Wireless Repeater, 500 m, 868 MHz, 12 V, GJD397
500m Range£ 269 99RRP: £290.07Fast delivery Mon, 24 Aug -
Save £0.89
Deltabell Dummy Backplate, Amber, Polycarbonate, DELTA-BDA
Customisable!£ 11 97RRP: £12.86Fast delivery Mon, 24 Aug -
Save £0.89
Deltabell Dummy Base (Blue) Backplate, 290×285×50 mm, DELTA-BDB
Custom Branding£ 11 97RRP: £12.86Fast delivery Mon, 24 Aug -
Save £0.89
Deltabell Dummy Base, Red, Weatherproof Polycarbonate, 290x285x50mm, DELTA-BDR / ITM005267
Decoy£ 11 97RRP: £12.86Fast delivery Mon, 24 Aug -
Save £0.89
Deltabell Dummy External Sounder Backplate, Green, Polycarbonate, 290×285×50 mm DELTA-BDG
Decoy£ 11 97RRP: £12.86Fast delivery Mon, 24 Aug -
Save £1.86
104 dB£ 24 91RRP: £26.77Fast delivery Mon, 24 Aug
-
Save £2.13
Deltabell E External Sounder Module, Grade 3, IP65, 104 dB, 9-16 V FPDELTAE3MOD
Grade 3£ 28 65RRP: £30.78Fast delivery Mon, 24 Aug -
Save £0.31
Deltabell Front Lid Replacement, Yellow Polycarbonate FPDELTA-CY
High-Vis£ 4 16RRP: £4.47Fast delivery Mon, 24 Aug -
Save £2.69
Deltabell Plus External Sounder Module, Grade 3, 104 dB, 13.8V, FPDELTAP3MOD
Weatherproof£ 36 17RRP: £38.86Fast delivery Mon, 24 Aug -
Save £0.31
Deltabell Replacement Cover, Blue, Polycarbonate, Fits Deltabell Bases, FPDELTA-CB
WeatherSafe£ 4 16RRP: £4.47Fast delivery Mon, 24 Aug -
Save £3.03
DeltaBell X External Bell Module, Grade 3, 104 dB, Twin Piezo, Weatherproof, FPDELTAX3MOD
Grade 3£ 40 68RRP: £43.71Fast delivery Mon, 24 Aug -
Save £1.14
Deltabell-X Lightbox LED Panel, Backlit Strobe, 9-16 V, FPDELTAX-LIGHT
Visual Deterrent£ 15 32RRP: £16.46Fast delivery Mon, 24 Aug -
Save £6.74
DIGI-LAN Ethernet IP Communicator for Enforcer Panels, 10/100 Mbps, 12 VDC
Easy Setup£ 90 62RRP: £97.362 Years WarrantyFast delivery Mon, 24 Aug