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Security System Sensors

Shop the best prices on 9,578 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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193 - 224 of 9,578
Door Alarm Window Alarm Wireless Door Window Contact Sensor Alarm 4PCS
$27.95 Save $17.00 RRP: $44.95
5 Sets Magnetic Reed Switch DC100V Normally Open Closed Recessed Wired Door Window Sensor Switch for Alarm System White
$48.95 Save $15.05 RRP: $64.00
Temperature Humidity Sensor Intelligent Linkage Wireless for TUYA ZigBee Audio Control for Google Home
$35.95 Save $11.00 RRP: $46.95
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
Wireless Infrared Gate Beam Sensor Anti Theft Alarm IP55 Waterproof for Station Automatic Door
$64.00 Save $20.00 RRP: $84.00
Infrared Beam Sensor Intrusion Alarm Outdoor Long Distance Infrared Detector AC1218V DC1224V 60m/196.9ft
$94.00 Save $35.00 RRP: $129.00
433MHz Wireless Vibration Detector Alarm Sensor Door Window Burglar Security Alarm System
$25.95 Save $7.00 RRP: $32.95
Touch Sensor Pannel NO NC COM Exit LED Light Access Control Switch Button for Home Security
$33.95 Save $10.00 RRP: $43.95
Touch Sensor Door Access Control System Switch Home Security Unlock Exit Button
$35.95 Save $11.00 RRP: $46.95
Invisible Beam Barrier Sensor ABT-100L, 100m IR Alarm, Black, 17x8.2x8cm
$74.00 Save $45.00 RRP: $119.00
Tuya Bluetooth Mesh Fingerbot Switch Button - Timer Functionality for Fingerbot, 1PC White
$169.00 Save $110.00 RRP: $279.00
Smart Vibration Alarm Sensor 4Pcs for Home and Family Security
$239.00
Infrared Single Beam Alarm -Theft Alarm 2Pcs for Outdoor Indoor
$129.00
12V PC Fan Temperature Control PWM Speed Controller Module Alarm Buzzer Sensor with Alarm
$29.95 Save $19.05 RRP: $49.00
GuDoQi Door Alarm Sensor Wireless Remote Window Alarm 2 Remote Controls 130 dB Siren Magnetic Security Sensor Entry Burglar Alert Security Alarm Warni
$41.95
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
$30.95 Save $58.05 RRP: $89.00
Tyre Pressure Monitoring Sensor 315MHz Replacement Sensor Durable Black Material Reliable Performance Easy Installation for Nissan Cub
$89.00 Save $40.00 RRP: $129.00
12V Vibration Sensor for Security and Anti-Theft Applications, DYP-2HD01 Model
$16.95 Save $15.00 RRP: $31.95
10 Sets 433MHz Wireless Magnetic Door Window Sensors
$59.00
Zigbee Smart Vibration Sensor,Real Time Monitoring,App Remote Control
$26.95
3X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$12.95 Save $8.00 RRP: $20.95
2Pcs Single Infrared Beam Sensor IP55 Protection Automatic Infrared Photocell Sensor Alarm for Gate Opener
$54.00 Save $30.00 RRP: $84.00
Magnetic Reed Switch Alarm Sensor Set for Doors & , Recessed Design, Easy Installation, Compatible with Security Alarm Systems, Compact & Practical,
$33.95 Save $20.05 RRP: $54.00
Security Window & Door Alarm Sensors(no Sound), Wireless Connection Tuya App2.4G , Not 5G, Burglar Alarm for Kids Safety Home Security,2 Pack, FJ122-H
$119.00 Save $60.00 RRP: $179.00
TUYA Zigbee 3.0 Window Door Sensor for Smart Hub App
$54.00 Save $25.00 RRP: $79.00
2 Sets Magnetic Reed Switch NO NC Wired Surface Mounted Magnetic Contact Switch for Door Window
$43.95 Save $25.05 RRP: $69.00
Touch Sensor Door Handle Alarm Anti Theft Vibration Window Burglar Alert Home Security Door Alarm Anti Theft Door Alarm
$19.95
Garage Door Bracket for Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory
$18.95
RT4AE01 868M Wireless Transceiver Serial Data Long-Distance Transmission Module for PLC Relay Meter Reading Sensor
$40.95