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Shop the best prices on 9,322 great value home alarm systems. Shopping for home alarm systems is easy with Fruugo, with SALE discounts, offers and savings on CUJMH, GreenZech, Cameron Sino and more. Buy home alarm systems online safely with Fruugo, with secure payment and fast shipping to Canada.

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1,377 - 1,408 of 3,200
Temperature Sensor Module Resistance Collection PT100 RTD RS485 with Guide Rail Housing A220( -40 to +220) DC24V
$38.95 Save $12.00 RRP: $50.95
LM317 LM337 Voltage Regulator Module Adjustable Stabilized Board Power Supply AC1024V Input
$24.95 Save $8.00 RRP: $32.95
Smart Wifi Wireless Water Leakage Alarm Overflow Flood Level Leaks Detection Notifications Work with Tuya
$28.95 Save $8.00 RRP: $36.95
PLC Control Board Programmable Controller Relay Delay Module with Analog FX1N32MR DC1028V
$84.00 Save $25.00 RRP: $109.00
DC 6V-60V 30A Variable Speed Motor Controller Driver Control With Digital Display
$23.95 Save $7.00 RRP: $30.95
Adjustable Cycle Timer Delay On/Off Switch Relay Module (DC12V,0-120min)
$15.95 Save $5.00 RRP: $20.95
UPS Power Board Lite Supply Battery Pack Charger Accessory for Raspberry Pi Zero
$42.95 Save $16.05 RRP: $59.00
Bicycle Speedometer Wireless Cycle Computer Waterproof Cycling Odometer 2.8in Screen LED Backlit Black with White Light
$39.95 Save $12.00 RRP: $51.95
AC 12V 24V to DC 5V Buck Converter AC DC Power Supply Module
$19.95 Save $6.00 RRP: $25.95
DC12-26V High Power 120W+120W Dual channel Stereo Digital Audio Power Amplifier
$21.95 Save $7.00 RRP: $28.95
MRI-230A48 6.2mm Ultra Thin Coupling Isolation Protection PLC Relay Module
$24.95 Save $8.00 RRP: $32.95
8 Channel Relay Module Optocoupler Isolation Relay Board Onboard EL817 Photocoupler 5V 10A
$23.95 Save $7.00 RRP: $30.95
120dB Security Water Overloop Leakage Alarm Sensor Water Level Alarm System
$17.95 Save $6.00 RRP: $23.95
R4AVA07 7 Channel RS485 Voltage Analog Collector ADC Modbus RTU 03 06 Function Code
$18.95 Save $6.00 RRP: $24.95
Bridge Rectifier Rectification Module High Accuracy Power Supply Accessories MD55A 1600V
$22.95 Save $7.00 RRP: $29.95
Retractable Spring Balancer Tool Fixture Holder Hanging with Fittings Accessory
$35.95 Save $11.00 RRP: $46.95
Relay Module WIFI 4Channel ESP8266 Development Board for Wireless Control DC712V/5V USB
$29.95 Save $9.00 RRP: $38.95
AC Current Transformer Current Sensor Module 0-5A 3p/4p Interface
$15.95 Save $5.00 RRP: $20.95
150 dB DC 12V Dual Tone Wired Horn Siren Burglar Alarm System Warning Althorn for Home Security
$64.00 Save $20.00 RRP: $84.00
Remote Control Module 8 Channels 433.92MHz Multifunctional 100m Fixed Encoding Remote Control 12V
$49.95 Save $14.05 RRP: $64.00
AC 12-24V Dual Relay Voltage Regulator Speaker Protection Board Module DIY Kit
$23.95 Save $7.00 RRP: $30.95
CD60 75uf 250V AC Motor Running Starting Capacitor 75MFD HVAC Capacitor
$19.95 Save $5.00 RRP: $24.95
DC 5V 3Shift USB Electric Cloth Heater Pad Heating Element For Pet Warmer
$20.95 Save $6.00 RRP: $26.95
PTFE K Type Thermocouple 2 Wire Waterproof Corrosion Resistance
$19.95 Save $6.00 RRP: $25.95
Bluetooth 4.1 MP3 Decoding Board Car Speaker Refit with Remote Control
$15.95 Save $4.00 RRP: $19.95
3Pcs Relay Module CD4013 Chip 1 Channel NO NC Single Pole Double Throw with Optocoupler Isolation 5VDC
$19.95 Save $6.00 RRP: $25.95
Mini Bluetooth 5.0 Power Amplifier Stereo HiFi Digital Amp 2 Channel 50W and 50W with USB Input
$50.95 Save $18.05 RRP: $69.00
Delay Timer Relay Self locking Delay On Off Time Switch Super 555 Timer DC 12V
$15.95 Save $4.00 RRP: $19.95
CBB65 25UF 450V Capacitor Aluminum Shell Anti Explosion Capacitor for Air Conditioning Motor
$22.95 Save $6.00 RRP: $28.95
Perimeter Trip Alarm 360 Coverage Loud Sound Early Warning Security System for Buildings Courtyards
$26.95 Save $16.00 RRP: $42.95
Mr 03R Wireless Remote Control Door Magnetic Alarm Door Window Open Password Anti theft Alarm
$21.95 Save $12.00 RRP: $33.95
2pcs, Door Stop Alarm, Door Stop, Rubber Alarm, Alarm Siren 120db, Anti-Theft Alarm System For Hotel, House, Travel, Personal Security Tool
$30.95 Save $15.00 RRP: $45.95