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Security System Sensors

Shop the best prices on 9,497 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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161 - 192 of 9,497
Door Open Detection Alarm Door & Window Sensor Simple Use Door Sensor Plastic Door Sensor Protect Home Improvement
$48.95
Door Window Sensor Detector Home Security Magnetic Sensor Door Window Anti-theft Alarm Surface Mount Strong Concealments
$42.95
Wifi Door 2.4Ghz 164ft Anti Theft Door Window Alarm Home Security Wireless Magnetic Sensor White
$37.95 Save $46.05 RRP: $84.00
Tuya ZigBee Vibration Sensor Smart Home Vibrator Door Window Break Burglar Detector Smart Life APP Security Protection
$30.95 Save $4.00 RRP: $34.95
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door
$54.00 Save $10.00 RRP: $64.00
130db Door Magnetic Sensor Alarm Travel Home Security Door Alarm Home Security Alarm
$33.95
Gas Leak Standalone Detector Sensor
$59.00
Door Alarm, Wireless Door Window Contact Sensor For Kids Safety 4 Pcs
$28.95
Ultrasonic Ranging Alarm Kits LED Display Design of Reverse Alarm DIY Kit Ultrasonic Sensor Module f
$22.95 Save $13.00 RRP: $35.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
$17.95
Security WiFi Wireless Door Open / Closed Sensor Magnetic Detector Alarm
$43.95 Save $10.05 RRP: $54.00
Bumper Backup Warning Sensors -LDFM01 Driving Safety 1Set
$69.00
6 Pcs Remote Door Alarm Door Sensor Chime Door Magnets Alarm Window Alarms Sensors Burglar Alert Security Door Sensor
$46.95 Save $17.05 RRP: $64.00
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
$34.95 Save $104.05 RRP: $139.00
Door Window Sensor Detector Wireless Open Contact Sensor WiFi APP Timer Magnet Back Adhesive Sharing Security Sensor Alarm for ZigBee for Tuya
$28.95 Save $30.05 RRP: $59.00
90db Wireless Security Alarm Door Window Sensor Magnetic Opening Sensor Enhanced 10Pcs
$27.95
Electric Rivet Nut Gun Riveting Tool Cordless Riveting Drill Adaptor Insert Nut Tool Multifunction Nail Gun Auto Rivet
$25.95 Save $28.05 RRP: $54.00
Door Window Alarms, Adjustable Volume, Chime/Alarm, Door Window Alarm Sensor for Home Security, Kid
$64.00 Save $65.00 RRP: $129.00
2pac Freezer Door Alarm, 3/15/30/60 Seconds Wireless Refrigerator Alarm, 4 in 1 Door Sensor Door Bell Open Door Alarm Loud 108db
$42.95 Save $21.05 RRP: $64.00
Door Alarm, Wireless Door Window Contact Sensor For Kids Safety(4 Pcs, White)
$119.00
suitable for Glass Break Detector, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office (2 Pieces)-YI WU CHUN HUI
$39.95 Save $64.05 RRP: $104.00
High Decibel Anti-Theft Magnetic Door Alarm with Child Safety Sensor for Home Store Office Security
$20.95
Tuya Door Sensor Smart Home Security Window Detector Door Sensor Switch Handle Window Alarm Contact Sensor
$64.00 Save $65.00 RRP: $129.00
Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home S
$28.95
Wireless magnetic alarm for doors - 10 pack window sensor for home and pool security
$33.95 Save $15.05 RRP: $49.00
Door Alarm Window Alarm Wireless Door Window Contact Sensor Alarm 4PCS
$27.95 Save $16.00 RRP: $43.95
5 Sets Magnetic Reed Switch DC100V Normally Open Closed Recessed Wired Door Window Sensor Switch for Alarm System White
$47.95 Save $16.05 RRP: $64.00
Temperature Humidity Sensor Intelligent Linkage Wireless for TUYA ZigBee Audio Control for Google Home
$35.95 Save $10.00 RRP: $45.95
LED Indicator Smart 120db Automatic Power Cut Failure Outage Alarm Warning Siren
$27.95 Save $8.00 RRP: $35.95
2 Sets Magnetic Door Switch Wired NC NO Normally Open Closed Door Contact Switch for Home Security 100V DC
$30.95 Save $9.00 RRP: $39.95
2pcs Magnetic Reed Switch Normally Open Closed Magnetic Contact Switch for Door Wall
$22.95 Save $7.00 RRP: $29.95
GSM 3G 4G Humidity Temperature Alarm Environmental Monitoring Power Failure Alarm
$299.00 Save $90.00 RRP: $389.00