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Security System Sensors

Shop the best prices on 103 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on Yale and Smart Things. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United States.

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33 - 64 of 103
120 dB Wireless Touch Sensor AntiTheft Security Alarm Loud Door Knob
$19.95 Save $10.00 RRP: $29.95
Yale Pet PIR Motion Detector Sensor Pet Friendly for SR & EF Alarms 868MHz Yale
$20.95
Tuya Zigbee Door and Window Sensor for Smart Home Security, Real-Time Alerts, Remote Control via Smartlife App
$104.00 Save $55.00 RRP: $159.00
Door magnetic contact wireless sensor detection switch suitable for home garage alarm security
$14.95 Save $8.00 RRP: $22.95
Advanced Indoor Air Quality Tester with TUYA WiFi, 9in1 Sensor (White)
$59.00 Save $30.00 RRP: $89.00
Wireless Door Alarm Sensor with 130dB Output, 4 Alarm Modes for Comprehensive Home Security
$22.95 Save $11.00 RRP: $33.95
120dB Mini Home Alarm Security Door Stop Safety Travel Portable Anti-theft Sensor Stainless Wedge-shaped Alarm
$7.95
Smart Door Window Sensor 1-Set, Smart Home Door Alarm Kit, Door And Window Intrusion Alarm System
$17.95 Save $9.00 RRP: $26.95
Smart CloseDoor Notification, EnergySaving Window Sensor, Security Monitoring
$20.95 Save $11.00 RRP: $31.95
Door Contacts 5-Pack Mini White Recessed NC Window Sensors Magnetic Reed Switch 3/4-Inch DCS Switches For Access Control
$22.95
Refrigerator temperature sensor Wireless sensor with alarm for dormitory
$27.95
Yale 3 Pack Yale PIR Motion Detector Sensor for Yale HSA Alarms 433MHz Yale
$69.00
433MHz Door Magnetic Wireless Sensor Detector Switch For Home Garage Alarm Security, Compatible With 433MHz Receivers
$14.95 Save $8.00 RRP: $22.95
Alarm Touch Sensor Door Alarm 120DB Wireless Anti-Theft Security System with Loud Door Knob for Home Safety
$20.95 Save $10.00 RRP: $30.95
Bett Sensor Alarm for Seniors Intelligent Wireless Alarm Bell, EnergyEfficient Call Device for Elderly Adults, Children, and Bedwetters
$37.95 Save $21.05 RRP: $59.00
Blood Glucose Sensor Stickers 10 Pack Waterproof Non Slip Adhesive For Small Electronic Dynamic Sensors
$14.95 Save $8.00 RRP: $22.95
Fake TV Simulator with Light Sensor – deters burglars by mimicking real TV activity, ensuring home security when you're away. Ref: 2591
$64.00 Save $30.00 RRP: $94.00
PM2.5 Sensor. The precision dust PM2.5 sensor can the PMS3003 environmental sensor D3.
$79.00 Save $40.00 RRP: $119.00
100Meter Sensor Alarm Dual Beam Photoelectric Infrared Detector for Home Security
$119.00 Save $90.00 RRP: $209.00
LD6002C 60G Millimeter Wave Radar Sensor FMCW NonContact Sensor for Fall Detection Ref: 3218
$99.00 Save $50.00 RRP: $149.00
Freezer Door Alarm Smart Door Sensors Voice Alarm Sensor for Windows, Rooms, Stores, Homes, Schools, Businesses, Security
$74.00 Save $35.00 RRP: $109.00
Wireless Smart Wi-Fi Door and Window Contact Sensors for Home Security
$48.95 Save $25.05 RRP: $74.00
433MHz Door Magnetic Contact Wireless Sensor Detection Switch for Home Office Alarm Security
$18.95 Save $9.00 RRP: $27.95
Intelligent door sensors, supports remote control and voice commands, ABS textured window sensors for family protection.
$209.00 Save $110.00 RRP: $319.00
Tuya Zigbee Wireless Window Alarm Living Room WiFi Front Door Gate Open Security System Sensors Status Detector Accessories
$54.00 Save $30.00 RRP: $84.00
Magnetic door and window sensors, wired security alarm contact switches, 2 pieces.
$14.95 Save $8.00 RRP: $22.95
Ultrasonic Distance Sensor Pack of 2 SR04T for Distance Measurement, Obstacle Avoidance, and Industrial Control
$26.95 Save $14.00 RRP: $40.95
Wireless Door and Window Sensor Tuya Zigbee Compatible Magnetic Sensor Smart Home Door Detector Remote Control
$84.00 Save $45.00 RRP: $129.00
Ultrasonic Distance Sensor Pack of 2 SR04T Modules for Distance Measurement, Obstacle Avoidance, and Industrial Control
$26.95 Save $14.00 RRP: $40.95
Refrigerator Door Alarm Open Door Alarm Voice Alarm Sensor for Windows, Rooms, Stores, Homes, Schools, Businesses Security
$24.95 Save $11.00 RRP: $35.95
Set of 25 Rivet Nuts Inserts for Door Alarm Sensors, 2.90X1.60X1.60CM, Compatible with Garage Door Expansion Nut Systems
$28.95 Save $14.00 RRP: $42.95
Sensor Alarm Dual Beam Photoelectric Infrared Detector for Home Security System, Weatherproof, Indoor/Outdoor Use
$59.00 Save $30.00 RRP: $89.00