Security System Sensors

Shop the best prices on 10,122 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Dirtypigs and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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

£40.78 Save £20.37 RRP: £61.15

Refrigerator And Freezer Alarm, Door Left Open, Reminders At 60 Seconds Or More-2025-ss

£9.74 Save £4.88 RRP: £14.62

Refrigerator And Freezer Alarm, Door Left Open, Reminders At 60 Seconds Or More-2025-ss

£9.74 Save £4.88 RRP: £14.62

Anti-Thief Wireless Door Alarm Abnormal Door Opening Immediate Alarm

£6.25 Save £3.13 RRP: £9.38

Home Safety Kit Domos DOML-K-1 Domos

2 Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 in 1 Door Sensor Doorbell Door Open Alarm Loud108dB

£29.87 Save £34.87 RRP: £64.74

Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack)-Good

£69.92 Save £28.43 RRP: £98.35

Mailbox Alarm Mail Chime Notification System-Mail Alarm 800 Ft Long Range Wireless Mailbox Alert with LED Light Flashing A-F

£24.95 Save £24.00 RRP: £48.95

Door Window Alarm Noopel Home Sensor Burglar 120db Alarm With Batteries Included - Diy Easy To Install 26s

£45.18 Save £45.17 RRP: £90.35

2Sets Overhead Garage Door Contacts Wired Magnetic Switch Alarm Sensor with Armored Wire Leads and

£20.95 Save £3.00 RRP: £23.95