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Security System Sensors

Shop the best prices on 10,698 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Nedis and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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129 - 160 of 3,200
Tuya Zigbee Smart Light Sensor Illuminance Brightness Detection Home Automation Smart Home Detector APP Control
$41.95 Save $377.05 RRP: $419.00
Tuya ZigBee Door Window Sensor Anti-Theft Alarm Smart Home Wireless Detector APP Remote Work with Home
$31.95 Save $387.05 RRP: $419.00
2pack Freezer Door Alarm,3/15/30/60 Seconds Wireless Fridge Alarm,4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
$41.95 Save $42.05 RRP: $84.00
Tuya ZIGBEE Wall Emergency Button APP Smart Home Sensor 8x6 ZigBee Intelligent Remote Alarm
$31.95
Garage Door Bracket for Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
$14.95
Wireless Temperature And Humidity Sensor Detector Smart Home Sonoff SNZB-02P
$50.95
Infrared Detector Wired Curtain Human Body Sensor Anti‑Thief Alarm for Household
$27.95 Save $36.05 RRP: $64.00
Infrared Sensor Security Alarm Anti-theft Motion Detectors For Home Guard System
$59.00 Save $60.00 RRP: $119.00
Surface Mount Wired NC Door Contact Sensor Alarm 10pcs for Door Window Cabinets
$47.95
Tuya Smart Home ZigBee Temperature Sensor Humidity Sensor Remote Control Support Alexa Google Home Assistant Smartlife 8pcs607
$219.00
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced B
$25.95 Save $7.00 RRP: $32.95
Convenient Door Contact Switches Magnetic Door Sensor Simple Installation for Window & Door Alarms & Burglar Detectors Multicolor
$16.95 Save $2.00 RRP: $18.95
Wireless Door Alarm With Remote Windows Open Alarmshome Security Sensor Pool Alarm For Kids Safety Sliding (2 Pack)
$89.00 Save $5.00 RRP: $94.00
Tuya Smart Home ZigBee Temperature and Humidity Sensor Indoor Thermometer Monitor
$22.95 Save $5.00 RRP: $27.95
SSRGV Door Magnetic Sensor Wireless Window Open Detector Electronic AntiTheft Burglary Device
$18.95 Save $10.00 RRP: $28.95
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor Anti-Burglary Window Security Alarm
$69.00 Save $45.00 RRP: $114.00
Wifi Smart Door Window Sensor Alarm Detector Security
$25.95 Save $13.00 RRP: $38.95
Wireless Electric Doorbell Kit With 1 Receiver And 1 Pir Motion Detector Sensor Alarm Visitor Security Alarm With Music Melody
$48.95 Save $25.05 RRP: $74.00
Smart Wifi Door Window Sensor, Security Magnetic Sensor Closed Detector
$46.95 Save $27.05 RRP: $74.00
SQLX 10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced Home Safety A Hk
$8.95 Save $16.00 RRP: $24.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart
$19.95
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
$24.95
Door and Window Alarm, 2 Remote Controls, 130dB Siren, Adjustable Volume, 5 Function Modes Alarm, Magnetic Security Sensor, Wireless Home Alarm for Ho
$33.95
1 Set NO NC Magnetic Door Window Contact Sensor Alarm Reed Switch Fit for GPS Alarm or Other Device with 2 Screws White
$16.95
Surface Mount Wired Nc Door Contact Sensor Alarm For Door Window Cabinets 10pcs
$19.95 Save $13.00 RRP: $32.95
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Securi
$32.95 Save $8.00 RRP: $40.95
Zigbee Human Presence Sensor with Anti-Theft Warning for Smart Home
$32.95
DC12V Infrared Photocell Beam Sensor Automatic Gate Door Garage Shutter Barrier Detector for Door
$26.95 Save $92.05 RRP: $119.00
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System
$449.00 Save $700.00 RRP: $1,149.00
Zigbee Door Sensor Wireless Magnetic Window Open Closed Alarm Detector Works Zigbee2MQTT for Need Gateway
$12.95
M12 52 Musics Wireless Sensor Welcome Doorbell Shop Entry Detector Alarm with 2 Transmitter+1
$59.00 Save $60.00 RRP: $119.00
M12 52 Musics Wireless Sensor Welcome Doorbell Shop Entry Detector Alarm with 1 Transmitter+1
$44.95 Save $44.05 RRP: $89.00