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Security System Sensors

Shop the best prices on 5,566 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Maikaisen and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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2,273 - 2,304 of 3,200
Magnetic Door Contact Sensor Reed Switch Alarm, Surface Mounted Zinc Case for Metal Door and Window (5 Pack)
From $169.00
125dB Door Window Alarm with Magnetic Sensor, Wireless Home Security Alert, Black Silver Tone
From $45.95
Safety Alarm with LED Light, 130dB Loud Self Defense Keychain, Battery Powered, Black
From $84.00
Wireless Door Alarm 120dB Loud Door and Window Alarm Sensor for Home Apartment Hotel Travel Security
From $27.95
Wireless Door Alarm with Remote Control, Door and Window Sensor for Home Security, Sliding Entry Alert (2 Pack, White)
From $99.00
Magnetic Door Window Sensor Security Alarm Switch Beige Normally Open Home Burglar Contact Sensor
From $25.95
Outdoor Motion Sensor Dual PIR Wired Detector with Pet Immunity and Waterproof Design for Security System
From $84.00
Functal Wireless Driveway Alarm Outdoor Mot Sensor Alarm 1 Receiver 2 Transmitters With 38 Mes 200m/ 656ft Trans Ran
From $54.00
Solar Animal Repeller Alarm Long Range Sound Light Outdoor Infrared Sensor Alarm with Remote Control for Orchard 1W 5V
From $109.00
3X Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
From $37.95
Corner Mount Bracket Compatible for ADT Motion Sensor - Wall Angle Installation for Wide Coverage, Durable ABS
From $10.95
12X White Door Window Contacts Magnetic Reed Switch Sensor
From $18.95
6X Tuya Zigbee Door and Window Sensor Home Automation Security Protection Smartlife APP Alarm Remote Real-Time Push
From $64.00
4X Tuya Zigbee Door & Window Sensor Smart Home Automation Security Protection Smartlife APP Alarm Remote Real-Time Push
From $43.95
10Set/Lot Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm Smart Home Security Protection Door Window Alarm
From $24.95
RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Recessed Switch White - (12 Sets)
From $12.95
Magnetic Sensor Switch - Wired For Home Garage Alarm Monitoring
From $23.95
Intelligent Home Light Sensor Upgrades with Instant Monitoring Threaded Light Detection Sensors for Indoor Lighting Control
From $74.00
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
From $35.95
Sensor Infrared Safety Beam Photocell Detector compatible for Garage Gate / Swing / Sliding Door Access System
From $28.95
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 in 1 Door Sensor Doorbell Door Open Alarm Loud108dB
From $38.95
Temperature and Humidity Sensor Graffiti ZigBee Intelligent Sensor E-Ink Screen Detection App Remote Control Sensor
From $48.95
3X Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered with Tuya Smart Life App Alexa(C)
From $54.00
Garage Ceiling Location Positioning Correction Parking Sensor US Plug
From $54.00
3X Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered with Tuya Smart Life App Alexa(C)
From $59.00
New Tuya ZigBee Smart Vibration Sensor Door Window Detection Alarm
From $28.95
TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security Timer and Sensor,EU Pl
From $36.95
Wireless Security Alarm, Door Window Sensor, 90db, 5Pcs
From $22.95
15pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems White
From $139.00
Door Window Magnetic Contact Alarm Burglar Security Safety System compatible with Shop Garage Supermarket
From $31.95
Wired Dual Beam Photoelectric Infrared Sensor Barrier Detector 100M Alarm Tamper Alarm Output for Park Courtyard Gate Door Window Burglar Alarm Syste
From $74.00
LD2416 Radar Module Smart Home Stationary Detection Module 24G Human Presence Sensing APP
From $29.95