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Security System Sensors

Shop the best prices on 10,934 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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1 - 32 of 10,934
10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced Home Safety B
$23.95 Save $12.00 RRP: $35.95
Tuya WiFi Temperatures Humidity Sensor with External Probe Wireless Temperatures App Monitor for Freezer Fish Tank unbrand
$30.95
Animal deterrent alarm for wild boar and theft prevention
$46.95 Save $57.05 RRP: $104.00
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor Anti-Burglary Window Security Alarm
$94.00 Save $55.00 RRP: $149.00
1/4 Inch Ring Alarm Magnet Riser,5 Pack Mount to Any Doorway, Window, and Entryway,Ring Sensor/Magnet Not Included unbrand
$22.95
Household Window Home Refrigerator And Freezer Alarm, Door Left Open, Reminders At 30 Seconds
$4.95 Save $25.00 RRP: $29.95
Freezer Door Alarm with Time Delay Refrigerator Door Alarms Swimming Pool for
$39.95 Save $24.05 RRP: $64.00
Ring Alarm Riser 1/4 inch 5 Pack Mount for Entryways 25-26
$36.95 Save $37.05 RRP: $74.00
Tv Simulator With Ac Adaptor Antiburglar And Theft Deterrent Home Security Timer And Sensor,eu Pl
$12.95 Save $51.05 RRP: $64.00
Zigbee Smart Door Window Sensor Wireless Mini Alarm Sensor for Mi Home
$18.95 Save $55.05 RRP: $74.00
1/4 inch Ring Alarm Magnet Riser,5 Pack Mount to Any Doorway, Window hwy
$38.95
Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home Light Change Controlled for Home
$64.00 Save $20.00 RRP: $84.00
Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack)
$69.00 Save $180.00 RRP: $249.00
12V 3A Power Supply Adapter Universal Power Adapter Transformer for Monitor
$26.95 Save $8.00 RRP: $34.95
1/4 Inch Magnet Riser,10 Pack Mount to Any Doorway, Window, and Entryway,Ring Sensor/Magnet Not Incl
$36.95 Save $32.05 RRP: $69.00
High Capacity Battery Surveillances Detectors Not Eavesdropping Tool for Protecting Commercial Secrets & Person Privacy Multicolor
$94.00
New Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
$13.95 Save $9.00 RRP: $22.95
Mailbox Alarm Mail Chime Notification System-Mail Alarm 800 Ft Long Range Wireless Mailbox Alert wit
$40.95
Plush Horse Riding Stick for Kids with Soft Plush Head, Sturdy Wooden Pole Toy for Balance Development and Active Play
$49.95 Save $44.05 RRP: $94.00
2025 Upgraded Camera Detector Professional Bug RF Detector Hidden Camera Finder
$169.00 Save $110.00 RRP: $279.00
Pool alarm for kids safety with wireless door sensor and remote
$79.00 Save $80.00 RRP: $159.00
BERM Inductive Proximity Switch Sensor 4mm Induction Distance 3‑Wire DC10‑30V SN04‑P2
$21.95 Save $26.00 RRP: $47.95
Motion Detector Alarm, Siren Infrared Motion Detectors-Sensor Wireless Alarm PIR Motion Detector Set
$40.95 Save $13.05 RRP: $54.00
Door Window Alarm, 2 Pack 130Db Vibration Alarm Sensor Door Window Security Open Alarms, Black Silver Tone
$33.95 Save $10.00 RRP: $43.95
Wireless Door Alarm With Remote Windows Open Alarmshome Security Sensor Pool Alarm For Kids Safety Sliding (2 Pack)
$59.00 Save $60.00 RRP: $119.00
Wireless Home Doors Windows Security Entry Alarm System Pack 6 ZeGoods ZENGO
$35.95 Save $38.05 RRP: $74.00
Tuya ZigBee Smart Vibration Sensor for Door Window Alarm & Security Monitoring
$59.00
Door Magnetic Sensor Wireless Window Open Detector Electronic AntiTheft Burglary Device
$43.95 Save $30.05 RRP: $74.00
wireless door alarm, window alarm set, magnetic sensor door window sensor alarm
$45.95 Save $28.05 RRP: $74.00
Wireless Door Window Alarm - 4-Pack Magnetic Security Sensor for Home Burglar Protection
$46.95
Tuya Smart Door Sensor Wireless Window Alarm Security Detector Switch
$50.95
WiFi Smart Alarm Button for Home Security SOS Signal, Rechargeable Battery, IPX4 Water Resistant, Google Assistant Compatible
$44.95 Save $24.05 RRP: $69.00