Security System Sensors

Shop the best prices on 9,182 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Dirtypigs, Aura and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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Magnetic Sensor - Magnetic Contact Door Detector With Magnetic Contact For Door Window Security For Garage Alarm Hy

£2.39 Save £9.37 RRP: £11.76

E3Z-R61 NPN Photoelectric Beam Sensor with Bracket

£6.26 Save £12.53 RRP: £18.79

Anti-Thief Wireless Door Alarm Abnormal Door Opening Immediate Alarm

£5.40 Save £10.80 RRP: £16.20

M5STACK RFID 2 Unit Mini RFID Reader Sensor WS1850S Radio Frequency for Smart portation

£10.88 Save £21.77 RRP: £32.65

RT4AE01 868M Wireless Transceiver Serial Data Long-Distance Transmission Module for PLC Relay Meter Reading Sensor

£15.95 Save £5.00 RRP: £20.95

for for Neo Coolcam ZigBee Smart Sensor Door Window Sensor Home Office Warehouse PIR Sensor With Temperature Humidity

£29.53 Save £3.28 RRP: £32.81

Burglar alarm detector for home - 2pcs wired wide angle sensors

£14.58 Save £30.31 RRP: £44.89

Security tag remover tool for supermarket and retail stores, unlock hard tag alarm buckle

£24.24 Save £12.12 RRP: £36.36

Home security alarm for windows and doors with wireless magnetic sensor

£27.19 Save £13.59 RRP: £40.78

5Set/Lot Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm Smart Home Security Protection Door Window Alarm

£18.79 Save £47.19 RRP: £65.98

Wireless Door Chime Kit 1 Receiver and 1 Motion Detector Sensor

£22.66 Save £57.31 RRP: £79.97

Security Sensor Detector 130DB Smart Tuya Door Window Vibration Alarm for Warning Burglars Intruder Home Security Alarm

£18.79 Save £47.19 RRP: £65.98

10W Magnetic Reed Switch Zinc Alloy Responsive NC Door Window Contact Sensor for Garage Warehouse Shop 100V f26

£9.54 Save £40.34 RRP: £49.88

Automatic Infrared Sensor for Door Alarm Beam Detector 2pcs

£44.64 Save £24.38 RRP: £69.02

Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris

£66.90 Save £41.04 RRP: £107.94

Infrared Burglar Alarm 2pcs Automatic Door Light Sensor

£8.46 Save £20.96 RRP: £29.42

(Free shipping)Wireless Door Alarm for Freezer, 4-in-1 Sensor with Loud Doorbell

£22.30 Save £28.80 RRP: £51.10

Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher A

£29.83 Save £14.92 RRP: £44.75

Home & Garden > Business & Home Security > Security System Sensors

£29.83 Save £14.92 RRP: £44.75

For Human Presence Sensor Millimeter Wave Radar Detection Builtin Illuminance Sensor

£69.00 Save £70.00 RRP: £139.00

Durable Metal Detector Guard 4Pcs Protection Cage For Residential Properties 15.70X15.70X6.90CM Easy Installation

£27.67 Save £9.96 RRP: £37.63

Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open

Home Use Protective Guard Iron Cover Silver 6Pcs Set

Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open

£12.55 Save £6.28 RRP: £18.83

Tuya WiFiZigBee Smart Door Window Sensor Smart Home Wireless Door Detector

£5.40 Save £2.70 RRP: £8.10

Alarm when freezer door opens, security window alarm, 4 in 1 sensor doorbell opens

£40.78 Save £20.37 RRP: £61.15

Alarm when freezer door opens, security window alarm, 4 in 1 sensor doorbell opens

£40.78 Save £20.37 RRP: £61.15

5 Set Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm

£8.95 Save £1.00 RRP: £9.95

Door and Window Alarm Window Anti-theft Alarm Door Sensor Alarm Betterlifefg

SmartLife Key Finder | Battery Powered | 1x CR2032 | Batteries included | Bluetooth® verision: 4.0 Nedis

£21.95 Save £3.00 RRP: £24.95

2024,4vwin Fake Tv Simulator With Ac Adaptor Anti-burglar And Theft Deterrent Home Security Timer And Sensor (5v British Standard Plug Type).

£41.95 Save £17.05 RRP: £59.00

140db Personal Safety Alarm for Protection - Police Approved & Tested, Black

£37.14 Save £23.29 RRP: £60.43