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Security System Sensors

Shop the best prices on 11,013 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Other and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1,313 - 1,344 of 3,200
1 Set Touch Lamp Repair Kit 3 Way Touch Sensor Dimmer Control Module Replacement Sensor
$17.95 Save $41.05 RRP: $59.00
Tuya Smart WiFi Alarm Door and Window Vibration Sensor Security Protection Alert Works with Alexa, Smart Life(White) Edition a
$29.95 Save $49.05 RRP: $79.00
Glass Break Alarm 125dB Window Vibration Detector Sensor Alarm 3 Pack Ultra-Slim Anti-Theft Alarm for Door and Window with Ajustme SZRH A-W
$49.95 Save $49.05 RRP: $99.00
Wireless Window Door Sensor, Magnetic Contact Switch, AC220V 2500W, Ideal for Extractor Hoods and Ho Edition 0704
$19.95 Save $25.00 RRP: $44.95
2 Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open SZRH A-X
$109.00 Save $110.00 RRP: $219.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install Edition 0910
$18.95 Save $27.00 RRP: $45.95
12V PC Fan Temperature Control PWM Speed Controller Module Alarm Buzzer Sensor with Alarm SZRH A-G 1396
$11.95 Save $23.00 RRP: $34.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban SZRH
$38.95 Save $80.05 RRP: $119.00
Wireless Door Window Sensors 433MHz for Home Security Alarm System Home Burglar Alarm Kits Edition 0923
$69.00 Save $60.00 RRP: $129.00
Infrared Beam Detector Burglar Ir Alarms Sensor Alarms System
$35.95 Save $63.05 RRP: $99.00
6pcs Recessed Tinplate Door Window Contact Sensor Wired Security Magnetic Reed Switch,magnet Close-connect Circuit,magnet Far-disconnect Circuit
$43.95 Save $65.05 RRP: $109.00
Wireless Vibration Alarm 120dB Alarm Sound Safe Prevent Theft Door Window Alarm Sensor for Home
$16.95
Tuya Zigbee Vibration Sensor Smart Home Vibrator Door Window Break Burglar Detector Smart Life App Security Protection
$18.95
1/2pcs 4 In 1 Door Alarm Security Alarm 3/15/30/60 Seconds Wireless Magnetic Doorbell Sensor Alarm
$31.95
Magnetic Sensor,Betterlife Magnetic Switch Sensor Window Door Security Alarm
$25.95 Save $11.00 RRP: $36.95
SONOFF SNZB-04P Zigbee Door and Window Sensor
$20.95 Save $2.00 RRP: $22.95
Graffiti Zigbee Smart Temperature and Humidity Sensor
$17.95 Save $1.00 RRP: $18.95
Tuya Zigbee Door Window Sensors Wireless Smart Life Magnetic
$12.95 Save $1.00 RRP: $13.95
Tuya Zigbee Solar Light Sensor Waterproof IP65
$45.95 Save $2.00 RRP: $47.95
Temperature and Humidity Sensor Graffiti ZigBee Intelligent Sensor
$32.95 Save $2.00 RRP: $34.95
Safety Sensor Replacement Kit Garage Door Lift Garage Sensor Bracket
$20.95 Save $2.00 RRP: $22.95
2Pcs Tuya Smart Temperature Humidity Sensor Zigbee
$29.95 Save $2.00 RRP: $31.95
w Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless
$199.00
Door Window Sensors Detector Embedded Wired Magnetic Door Window Contact Reed Switch for Home Security Alarm System Multicolor
$14.95
Zigbee Temperature Humidity Sensor Work with
$19.95 Save $1.00 RRP: $20.95
Burglar Alarm for Doors and Window 120dB High Decibel Salarm Sensor
$8.95 Save $1.00 RRP: $9.95
Wireless Tuya Zigbee Temperature and Humidity Meter Smart Detector
$18.95 Save $1.00 RRP: $19.95
5 Pcs -38 Wired Door Window Sensor Magnetic Switch
$20.95 Save $1.00 RRP: $21.95
Magnetic Door Switch RC-33 NC Recessed Wired Sensor Alarm (10 Sets)
$20.95 Save $1.00 RRP: $21.95
Tuya Intelligent Pressure Sensor for ZigBee Detection 400mm
$49.95 Save $3.00 RRP: $52.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Window Alarm
$16.95 Save $1.00 RRP: $17.95
Door Window Alarms, Adjustable Volume, Door Window Alarm Sensor
$39.95 Save $3.00 RRP: $42.95