Burglar & Intruder Alarms
Protect your property with our Security Alarms & Sensors – reliable solutions designed to keep homes and businesses safe. From motion detectors to complete alarm systems, our range offers high-performance protection with easy installation, giving you peace of mind and efficient security around the clock.
Pair your Security Alarms & Sensors with our CCTV systems or security lighting for a complete setup. You can also explore our wider security products collection to create a tailored solution.
Whop trusted brands such as Ajax, Apollo, CDVI at WME.
For helpful tips and advice on all things Security Alarms and Sensors take a look at our Help & Support Guides including; The Best Wireless Home Alarm Security Systems, What Is a Video Surveillance System?, and The Complete Guide to Hikvision CCTV Systems for Homes and Businesses.
Save £4.35
8-Zone RS-485 Expander, P-BOX Enclosure, ZEM8/E+P-BOX
8 Zones£ 58 43RRP: £62.78Fast delivery Tomorrow, 17 Jul
Save £1.36
Ajax 12V PSU for Hub/Hub Plus/ReX, Low-voltage DC Power Module ITM003871
12V Ready£ 18 36RRP: £19.72Fast delivery Tomorrow, 17 Jul
Save £1.14
Low Voltage£ 15 29RRP: £16.43Fast delivery Tomorrow, 17 Jul
Save £7.56
Ajax Branded Demo Case, Portable Security Presentation Suitcase AJAXDEMOCASE
Demo Ready£ 101 64RRP: £109.20
Save £0.48
Ajax Brandplate faceplate for StreetSiren DoubleDeck, Brandable, AJAX-SS-DD-BRANDPLATE
Brandable£ 6 41RRP: £6.89
Save £0.81
Ajax Case A 106 Enclosure, 106×168×56 mm, CASE-A-W 63134.186.WH
Tamper-Ready£ 10 90RRP: £11.71Fast delivery Tomorrow, 17 Jul
Save £0.43
Ajax CR123A Lithium Battery, 3.0 V Single Cell ITM005737
Ajax Fit£ 5 81RRP: £6.24Fast delivery Tomorrow, 17 Jul
Save £0.48
Ajax DIN Holder 51170.132.BL, DIN‑rail Mount Bracket, Polycarbonate, 52×41×18 mm
DIN Rail£ 6 45RRP: £6.93Fast delivery Tomorrow, 17 Jul
Save £1.67
Ajax DoorProtect Fibra Wired Magnetic Door Sensor, 2× Reed, 5–30 V, 44393.03.WH1
Fibra Wired£ 22 43RRP: £24.10Fast delivery Tomorrow, 17 Jul
Save £2.55
Wired Fibra£ 34 32RRP: £36.87
Save £3.50
Ajax DoorProtect U Jeweller Wireless Door/Window Detector, CR123A, 1,200m, 121293.03.WH1
Long range£ 47 07RRP: £50.57Fast delivery Tomorrow, 17 Jul
Save £3.50
Ajax DoorProtect U Wireless Door/Window Contact, Jeweller, CR123A, Black, 121294.03.BL1
7yr Battery£ 47 07RRP: £50.57Fast delivery Tomorrow, 17 Jul
Save £2.62
Ajax ExternalAntenna 104117.290.NC — External Antenna for Hub BP (SMA, 3 m)
Signal Boost£ 12 20RRP: £14.82Fast delivery Tomorrow, 17 Jul
Save £0.63
Ajax Fibra Case B Enclosure, 2‑Module, 175×225×57 mm, IP20, White, 62944.186.WH
2‑Module£ 8 57RRP: £9.20Fast delivery Tomorrow, 17 Jul
Save £1.14
Ajax GlassProtect Fibra Wired Glass‑break Detector, DualTone, 9 m — 44396
DualTone£ 15 42RRP: £16.56Fast delivery Tomorrow, 17 Jul
Save £3.82
Ajax GlassProtect S Superior Wireless Glass‑Break Detector, DualTone, 9 m, AJA-67737
DualTone£ 51 49RRP: £55.31Fast delivery Tomorrow, 17 Jul
Save £2.70
Ajax Hub 2 / Hub 2 Plus Replacement Battery 3.7V 3000mAh 3‑Pin ITM003230
3Ah Backup£ 36 30RRP: £39.00
Save £18.87
Ajax Hub 2 Plus Wireless Alarm Hub, Photo Verification, 200 Devices, ITM002172
PhotoVerify£ 253 71RRP: £272.58
Save £18.87
4‑Channel£ 253 71RRP: £272.58Fast delivery Tomorrow, 17 Jul
Save £39.30
Battery Hub£ 182 84RRP: £222.14Fast delivery Tomorrow, 17 Jul
Save £1.89
Ajax Hub Replacement Battery, 3.7 V 2000 mAh (Internal) ITM003231
2Ah Li‑ion£ 25 41RRP: £27.30Fast delivery Tomorrow, 17 Jul
Save £4.54
Ajax KeyPad Fibra Wired Touch Keypad, Capacitive, 50 Codes, 24V, 44401.12.WH1
Fibra Wired£ 61 01RRP: £65.55Fast delivery Tomorrow, 17 Jul
Save £41.51
Ajax KeyPad TouchScreen Fibra — 5" IPS Wired Keypad DESFire/BLE 81718.226.WH1
Touchscreen£ 193 10RRP: £234.61Fast delivery Tomorrow, 17 Jul
Save £16.24
Ajax KeyPad TouchScreen, 5" IPS Wireless Keypad, DESFire/BLE, 12V Backup, 58455.148.WH1
Touchscreen£ 218 37RRP: £234.61Fast delivery Tomorrow, 17 Jul
Save £6.21
Ajax KeyPad Wireless Touch Keypad, Jeweller, 4×AAA, 1,700m, 22672.12.BL1
Touch Key£ 83 44RRP: £89.65Fast delivery Tomorrow, 17 Jul
Save £29.09
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Save £4.35
8-Zone RS-485 Expander, P-BOX Enclosure, ZEM8/E+P-BOX
8 Zones£ 58 43RRP: £62.78Fast delivery Tomorrow, 17 Jul -
Save £1.36
Ajax 12V PSU for Hub/Hub Plus/ReX, Low-voltage DC Power Module ITM003871
12V Ready£ 18 36RRP: £19.72Fast delivery Tomorrow, 17 Jul -
Save £1.14
Low Voltage£ 15 29RRP: £16.43Fast delivery Tomorrow, 17 Jul
-
Save £7.56
Ajax Branded Demo Case, Portable Security Presentation Suitcase AJAXDEMOCASE
Demo Ready£ 101 64RRP: £109.20 -
Save £0.48
Ajax Brandplate faceplate for StreetSiren DoubleDeck, Brandable, AJAX-SS-DD-BRANDPLATE
Brandable£ 6 41RRP: £6.89 -
Save £0.81
Ajax Case A 106 Enclosure, 106×168×56 mm, CASE-A-W 63134.186.WH
Tamper-Ready£ 10 90RRP: £11.71Fast delivery Tomorrow, 17 Jul -
Save £0.43
Ajax CR123A Lithium Battery, 3.0 V Single Cell ITM005737
Ajax Fit£ 5 81RRP: £6.24Fast delivery Tomorrow, 17 Jul -
Save £0.48
Ajax DIN Holder 51170.132.BL, DIN‑rail Mount Bracket, Polycarbonate, 52×41×18 mm
DIN Rail£ 6 45RRP: £6.93Fast delivery Tomorrow, 17 Jul -
Save £1.67
Ajax DoorProtect Fibra Wired Magnetic Door Sensor, 2× Reed, 5–30 V, 44393.03.WH1
Fibra Wired£ 22 43RRP: £24.10Fast delivery Tomorrow, 17 Jul -
Save £2.55
Wired Fibra£ 34 32RRP: £36.87
-
Save £3.50
Ajax DoorProtect U Jeweller Wireless Door/Window Detector, CR123A, 1,200m, 121293.03.WH1
Long range£ 47 07RRP: £50.57Fast delivery Tomorrow, 17 Jul -
Save £3.50
Ajax DoorProtect U Wireless Door/Window Contact, Jeweller, CR123A, Black, 121294.03.BL1
7yr Battery£ 47 07RRP: £50.57Fast delivery Tomorrow, 17 Jul -
Save £2.62
Ajax ExternalAntenna 104117.290.NC — External Antenna for Hub BP (SMA, 3 m)
Signal Boost£ 12 20RRP: £14.82Fast delivery Tomorrow, 17 Jul -
Save £0.63
Ajax Fibra Case B Enclosure, 2‑Module, 175×225×57 mm, IP20, White, 62944.186.WH
2‑Module£ 8 57RRP: £9.20Fast delivery Tomorrow, 17 Jul -
Save £1.14
Ajax GlassProtect Fibra Wired Glass‑break Detector, DualTone, 9 m — 44396
DualTone£ 15 42RRP: £16.56Fast delivery Tomorrow, 17 Jul -
Save £3.82
Ajax GlassProtect S Superior Wireless Glass‑Break Detector, DualTone, 9 m, AJA-67737
DualTone£ 51 49RRP: £55.31Fast delivery Tomorrow, 17 Jul -
Save £2.70
Ajax Hub 2 / Hub 2 Plus Replacement Battery 3.7V 3000mAh 3‑Pin ITM003230
3Ah Backup£ 36 30RRP: £39.00 -
Save £18.87
Ajax Hub 2 Plus Wireless Alarm Hub, Photo Verification, 200 Devices, ITM002172
PhotoVerify£ 253 71RRP: £272.58 -
Save £18.87
4‑Channel£ 253 71RRP: £272.58Fast delivery Tomorrow, 17 Jul
-
Save £39.30
Battery Hub£ 182 84RRP: £222.14Fast delivery Tomorrow, 17 Jul
-
Save £1.89
Ajax Hub Replacement Battery, 3.7 V 2000 mAh (Internal) ITM003231
2Ah Li‑ion£ 25 41RRP: £27.30Fast delivery Tomorrow, 17 Jul -
Save £4.54
Ajax KeyPad Fibra Wired Touch Keypad, Capacitive, 50 Codes, 24V, 44401.12.WH1
Fibra Wired£ 61 01RRP: £65.55Fast delivery Tomorrow, 17 Jul -
Save £41.51
Ajax KeyPad TouchScreen Fibra — 5" IPS Wired Keypad DESFire/BLE 81718.226.WH1
Touchscreen£ 193 10RRP: £234.61Fast delivery Tomorrow, 17 Jul -
Save £16.24
Ajax KeyPad TouchScreen, 5" IPS Wireless Keypad, DESFire/BLE, 12V Backup, 58455.148.WH1
Touchscreen£ 218 37RRP: £234.61Fast delivery Tomorrow, 17 Jul -
Save £6.21
Ajax KeyPad Wireless Touch Keypad, Jeweller, 4×AAA, 1,700m, 22672.12.BL1
Touch Key£ 83 44RRP: £89.65Fast delivery Tomorrow, 17 Jul -
Save £29.09