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Shop the best prices on 9,479 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 New Zealand.

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9,313 - 9,344 of 9,479
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Securi
$30.95 Save $48.05 RRP: $79.00
Wireless temperature sensor for home indoor monitoring with ZigBee technology and APP control
$30.95 Save $73.05 RRP: $104.00
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 Op miao3
$54.00 Save $20.00 RRP: $74.00
Bed Wetting Wireless Alarm Urine Sensor Rechargeable Pee Wet Alarm With Receiver MiY
$159.00 Save $30.00 RRP: $189.00
Freezer Door Alarm When Left Open,fridge Door Alarm With Delay Upgrade 3/15/30/60 Seconds Security, Adjustable Delay Wireless Fridge Alarm Door Open C
$84.00 Save $85.00 RRP: $169.00
Infrared Wireless GSM Alarm Anti-Theft Motion Detector with EU Plug
$64.00 Save $40.00 RRP: $104.00
Tuya Smart WiFi Temperature Humidity Sensor with LCD Display
$17.95 Save $27.00 RRP: $44.95
Security Siren, Flame Retardant Shell Security System With Shock Resistant Design, Weatherproof Abs Dual Tone Siren For Home And Vehicle Protection,
$25.95 Save $15.00 RRP: $40.95
Wireless Door Alarm Sensorings Volumes Adjustment Remote Controlled Window Sensorings
$59.00
Trip Wire on Reusable Reel (1 Pack) - Early Warning Perimeter for All Devices 85FT Line on Easy Wind Reel
$26.95 Save $16.00 RRP: $42.95
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_
$28.95 Save $35.05 RRP: $64.00
Wireless Home Alarm Kit, WiFi Door Window Sensor, Smart Door Status Detection
$54.00
12V PC Fan Temperature Control PWM Speed Controller Module Alarm Buzzer Sensor with Alarm 2025
$15.95 Save $16.00 RRP: $31.95
Glass Break Detector, Window Alarm With 125db Alarm, Glass Vibration Sensor Alarm For Your Home, Office (2 Pieces) 2025
$54.00 Save $50.00 RRP: $104.00
2025 Wifi Smart Door Window Sensor Alarm Detector Security Alexa Google
$15.95 Save $16.00 RRP: $31.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor
$17.95 Save $8.00 RRP: $25.95
Tuya WiFi Temperatures Humidity Sensor with External Probe Wireless Temperatures App Monitor for Fr
$31.95 Save $7.00 RRP: $38.95
2025 Smart Window Alarm for WiFi Door Sensors - Wireless Door and Window Control Tool
$36.95 Save $37.05 RRP: $74.00
2025 Sensor Infrared Detection Photoelectric Sensing Switch Distance Security Alarm Parts DC5‑24V
$40.95 Save $43.05 RRP: $84.00
2025 Wifi Smart Door Window Sensor Alarm Detector Security Alexa Google
$15.95 Save $16.00 RRP: $31.95
Door Gap Alarm, Fridge Warning Sound with Adjustable Voice Notifications, Window Sensor
$38.95 Save $20.05 RRP: $59.00
Refrigerator Door Alarm Voice Sensor with Adjustable Volume MAGNETIC Door WARNING
$38.95 Save $20.05 RRP: $59.00
Smart CloseDoor Notification, EnergySaving Window Sensor, Security Monitoring
$38.95 Save $20.05 RRP: $59.00
Fridge Alarm Adjustable Voice Notifications Window Sensor Door Lock Reminder
$44.95 Save $24.05 RRP: $69.00
TV Simulator with AC Adaptor, Anti-Burglar Theft Deterrent Home Security Timer and Sensor, EU Plug
$38.95 Save $45.05 RRP: $84.00
Tuya Wifi Intelligent Door Window Sensors Intelligent Home Alarm Devices
$38.95
Tuya Smart WiFi Alarm Door and Window Vibration Sensor Security Protection Alert Works with Alexa, Smart Life(White) Edition a 2025
$42.95 Save $41.05 RRP: $84.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets) 2025
$12.95 Save $12.00 RRP: $24.95
10 Pack Window Alarm Wireless Door Magnetic Sensor Alarm For Home Security System, Pool Door Alarm 25-26
$59.00 Save $60.00 RRP: $119.00
Refrigerator And Freezer Alarm, Door Left Open, Reminders At 60 Seconds Or More-2025-ss
$22.95 Save $11.00 RRP: $33.95
Refrigerator And Freezer Alarm, Door Left Open, Reminders At 60 Seconds Or More-2025-ss
$22.95 Save $11.00 RRP: $33.95
Alarm when freezer door opens, security window alarm, 4 in 1 sensor doorbell opens
$94.00 Save $55.00 RRP: $149.00