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.
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Odyssey X1 Cover WDA-0002, White Frame with Red Lens - Front Lid
Stylish Protection£ 8 63RRP: £9.27Fast delivery Mon, 24 Aug
Save £0.38
Odyssey X1 External Bell Cover, Black Frame Red Lens, WDA-0005
Weatherseal£ 5 18RRP: £5.56Fast delivery Mon, 24 Aug
Save £0.55
Odyssey X1 External Sounder Cover, White Frame/White Lens, 290×186×58 mm WDA-0003
EN50131-4 Compliant£ 7 48RRP: £8.03Fast delivery Mon, 24 Aug
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Optex BXS-ST Outdoor Curtain PIR Detector, Dual Output, 24m Total BXS-ST
24m Detection£ 102 72RRP: £110.36
Save £1.86
Optex FlipX FLX-S-DT Dual-Tech PIR + Microwave Motion Detector FLX-S-DT
Dual Detection£ 24 96RRP: £26.82Fast delivery Mon, 24 Aug
Save £7.30
Optex QXI-DT-X8 Dual-Tech Outdoor Motion Detector, 12m/120°, 9.5-16V
Dual-Technology£ 98 13RRP: £105.43
Save £8.78
Optex VXI-AM Wired Outdoor Dual-PIR Anti-Mask Motion Detector, 12.0m, VXI-AM
Anti-Masking£ 117 96RRP: £126.74
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Anti-MaskingFast delivery Mon, 24 Aug
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Power Sonic PS-12170VDS M5 12V 17Ah VdS Sealed AGM Battery
VdS Rated£ 48 96RRP: £52.60Fast delivery Mon, 24 Aug
Save £1.99
Premier Elite 24 LS1 PCB, 8→24 Zones, 2 Areas, EN PSU, CAA-0001
Expandable£ 26 80RRP: £28.79Fast delivery Mon, 24 Aug
Save £2.97
Premier Elite COM2400 Plug-on Digital Communicator, 2400 baud, SMS, CEC-0001
SMS Notifications£ 39 87RRP: £42.84Fast delivery Mon, 24 Aug
Save £4.95
Premier Elite ComPort+ JAL-0001 - Plug-on ComPort 3 Adaptor, Pack of 5, 9-16 V, <1 mA
3 Ports£ 66 65RRP: £71.60Fast delivery Mon, 24 Aug
Save £2.12
Premier Elite Flasher Interface, Firmware Updater, CDH-0001
Firmware Ready£ 28 48RRP: £30.60Fast delivery Mon, 24 Aug
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Premier Elite Odyssey 1 Backplate (Live Back), IP65, 12-16 VDC, FCA-0086
High Decibel£ 20 99RRP: £22.56Fast delivery Mon, 24 Aug
Save £3.19
Premier Elite Odyssey 1-W Wireless Sounder Backplate, Ricochet 868MHz, 105 dB, GBP-0001
IP65 Rated£ 42 86RRP: £46.05Fast delivery Mon, 24 Aug
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Premier Elite Odyssey 4 Back Assembly, External Sounder 115 dB, IP65, FCD-0258
115dB Loudness£ 21 05RRP: £22.62Fast delivery Mon, 24 Aug
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Premier Elite TTLCom Network to Fibre TTL Converter, 5V TTL, JAK-0001
Seamless Integration£ 9 12RRP: £9.80Fast delivery Mon, 24 Aug
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Premier Odyssey 4 Dummy Back, Red Lens FCD-0277
High Visibility£ 2 54RRP: £2.73Fast delivery Mon, 24 Aug
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Proximity Key Tag, 125 kHz LF Keyring Fob, Compact for Pyronix Enforcer EUR-023
Compact£ 10 08RRP: £10.83Fast delivery Mon, 24 Aug
Save £1.05
Pyronix Anthracite Grey Replacement Covers Kit for MC1MINI-WE, 5-Pack, ABS - MC1MINIGR-KIT
Anthracite£ 14 13RRP: £15.18Fast delivery Mon, 24 Aug
Save £0.79
Pyronix BATT-ES1 3.0V Lithium Backup Battery, 4,700 mAh, BATT-ES1
Long-lasting£ 10 62RRP: £11.41Fast delivery Mon, 24 Aug
Save £0.39
Pyronix BATT-KF1215 3.0 V Lithium Coin Battery (CR1/3N) - Enforcer KEYFOB-WE Replacement
OEM Fit£ 5 15RRP: £5.54Fast delivery Mon, 24 Aug
Save £9.06
Pyronix Break-Glass Tester (Flex & Shatter), 9V FP05130
Portable£ 121 76RRP: £130.82Fast delivery Mon, 24 Aug
Save £1.04
Pyronix Brown Replacement Housing Kit for MC1Z1-WE MC1Z/BR-KIT
Brown Kit£ 13 96RRP: £15.00Fast delivery Mon, 24 Aug
Save £3.17
Pyronix CARDEFENDER-WE Vehicle Shock & Tilt Sensor, Wireless 868MHz CARDEFENDER-WE
Tilt & Shock£ 42 59RRP: £45.76Fast delivery Mon, 24 Aug
Save £0.55
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Save £0.64
Odyssey X1 Cover WDA-0002, White Frame with Red Lens - Front Lid
Stylish Protection£ 8 63RRP: £9.27Fast delivery Mon, 24 Aug -
Save £0.38
Odyssey X1 External Bell Cover, Black Frame Red Lens, WDA-0005
Weatherseal£ 5 18RRP: £5.56Fast delivery Mon, 24 Aug -
Save £0.55
Odyssey X1 External Sounder Cover, White Frame/White Lens, 290×186×58 mm WDA-0003
EN50131-4 Compliant£ 7 48RRP: £8.03Fast delivery Mon, 24 Aug -
Save £7.64
Optex BXS-ST Outdoor Curtain PIR Detector, Dual Output, 24m Total BXS-ST
24m Detection£ 102 72RRP: £110.36 -
Save £1.86
Optex FlipX FLX-S-DT Dual-Tech PIR + Microwave Motion Detector FLX-S-DT
Dual Detection£ 24 96RRP: £26.82Fast delivery Mon, 24 Aug -
Save £7.30
Optex QXI-DT-X8 Dual-Tech Outdoor Motion Detector, 12m/120°, 9.5-16V
Dual-Technology£ 98 13RRP: £105.43 -
Save £8.78
Optex VXI-AM Wired Outdoor Dual-PIR Anti-Mask Motion Detector, 12.0m, VXI-AM
Anti-Masking£ 117 96RRP: £126.74 -
Save £9.85
Anti-MaskingFast delivery Mon, 24 Aug
-
Save £3.64
Power Sonic PS-12170VDS M5 12V 17Ah VdS Sealed AGM Battery
VdS Rated£ 48 96RRP: £52.60Fast delivery Mon, 24 Aug -
Save £1.99
Premier Elite 24 LS1 PCB, 8→24 Zones, 2 Areas, EN PSU, CAA-0001
Expandable£ 26 80RRP: £28.79Fast delivery Mon, 24 Aug -
Save £2.97
Premier Elite COM2400 Plug-on Digital Communicator, 2400 baud, SMS, CEC-0001
SMS Notifications£ 39 87RRP: £42.84Fast delivery Mon, 24 Aug -
Save £4.95
Premier Elite ComPort+ JAL-0001 - Plug-on ComPort 3 Adaptor, Pack of 5, 9-16 V, <1 mA
3 Ports£ 66 65RRP: £71.60Fast delivery Mon, 24 Aug -
Save £2.12
Premier Elite Flasher Interface, Firmware Updater, CDH-0001
Firmware Ready£ 28 48RRP: £30.60Fast delivery Mon, 24 Aug -
Save £1.57
Premier Elite Odyssey 1 Backplate (Live Back), IP65, 12-16 VDC, FCA-0086
High Decibel£ 20 99RRP: £22.56Fast delivery Mon, 24 Aug -
Save £3.19
Premier Elite Odyssey 1-W Wireless Sounder Backplate, Ricochet 868MHz, 105 dB, GBP-0001
IP65 Rated£ 42 86RRP: £46.05Fast delivery Mon, 24 Aug -
Save £1.57
Premier Elite Odyssey 4 Back Assembly, External Sounder 115 dB, IP65, FCD-0258
115dB Loudness£ 21 05RRP: £22.62Fast delivery Mon, 24 Aug -
Save £0.68
Premier Elite TTLCom Network to Fibre TTL Converter, 5V TTL, JAK-0001
Seamless Integration£ 9 12RRP: £9.80Fast delivery Mon, 24 Aug -
Save £0.19
Premier Odyssey 4 Dummy Back, Red Lens FCD-0277
High Visibility£ 2 54RRP: £2.73Fast delivery Mon, 24 Aug -
Save £0.75
Proximity Key Tag, 125 kHz LF Keyring Fob, Compact for Pyronix Enforcer EUR-023
Compact£ 10 08RRP: £10.83Fast delivery Mon, 24 Aug -
Save £1.05
Pyronix Anthracite Grey Replacement Covers Kit for MC1MINI-WE, 5-Pack, ABS - MC1MINIGR-KIT
Anthracite£ 14 13RRP: £15.18Fast delivery Mon, 24 Aug -
Save £0.79
Pyronix BATT-ES1 3.0V Lithium Backup Battery, 4,700 mAh, BATT-ES1
Long-lasting£ 10 62RRP: £11.41Fast delivery Mon, 24 Aug -
Save £0.39
Pyronix BATT-KF1215 3.0 V Lithium Coin Battery (CR1/3N) - Enforcer KEYFOB-WE Replacement
OEM Fit£ 5 15RRP: £5.54Fast delivery Mon, 24 Aug -
Save £9.06
Pyronix Break-Glass Tester (Flex & Shatter), 9V FP05130
Portable£ 121 76RRP: £130.82Fast delivery Mon, 24 Aug -
Save £1.04
Pyronix Brown Replacement Housing Kit for MC1Z1-WE MC1Z/BR-KIT
Brown Kit£ 13 96RRP: £15.00Fast delivery Mon, 24 Aug -
Save £3.17
Pyronix CARDEFENDER-WE Vehicle Shock & Tilt Sensor, Wireless 868MHz CARDEFENDER-WE
Tilt & Shock£ 42 59RRP: £45.76Fast delivery Mon, 24 Aug -
Save £0.55