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Shop the best prices on 9,071 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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1,601 - 1,632 of 9,071
Digital Light Sensor Module TSL2591 I2C Interface High Dynamic High Range Optical Sensor Module for QWIIC DC3-5V
$19.95 Save $6.00 RRP: $25.95
5 Million Pixels Night Vision 130 Viewing Angle Camera Module Board For Raspberry Pi B 3/2
$22.95 Save $6.00 RRP: $28.95
Voltage Stabilized Module PCB Positive Negative Dual Power Lower Noise Low Quiescent Current15V DC 1835V AC 15~24V
$15.95 Save $4.00 RRP: $19.95
Bridge Rectifier 3 Phase 40A 1200V High Power Rectifier Diode for Power System Equipment
$33.95 Save $10.00 RRP: $43.95
Pulse Generator Module Adjustable Frequency 1 Way Signal Output NE555 Chip for DIY
$11.95 Save $4.00 RRP: $15.95
Digital Ultrasonic Level Meter Integrated LED Display 420mA Analog Output DC24V 010meters
$229.00 Save $70.00 RRP: $299.00
10Pcs 60mm 4 Blades Propeller Plastic Turning Boat Propellers Accessories with 2mm HoleYellow
$13.95 Save $4.00 RRP: $17.95
UPS Lipo Battery Expansion Board Independent Field Power Supply Dual USB Output Fit for Raspberry Pi3
$23.95 Save $7.00 RRP: $30.95
Industrial Alarm Security Siren 130dB 40W Emergency Warning Horn for Outdoor Port AC 220V
$94.00 Save $35.00 RRP: $129.00
L298N Driver Module 4Channel Smart Auto Motor Driving Board Electronic Component
$24.95 Save $8.00 RRP: $32.95
Temperature Sensor Waterproof Pt100 Thermistor Temp Probe for Measurement WZPT10
$20.95 Save $7.00 RRP: $27.95
2 Million Pixels 60 Wide Angle Lens USB Camera Module with GT2005 Chip
$34.95 Save $10.00 RRP: $44.95
10pcs Thermal Conductive Adhesive Aluminum Cooling Fin Heat Sink for Transistor 40 x 9 x 40mm
$29.95 Save $8.00 RRP: $37.95
10pcs Metal Shell Thermal Fuse Cutoff 250VAC 10A Temperature Fuse TF 72-250133
$12.95 Save $4.00 RRP: $16.95
Carbon Dioxide Sensor Module CO2 Temperature Humidity Monitor Detection 50ppm Accuracy
$59.00 Save $20.00 RRP: $79.00
PM2.5 Sensor Module High Accuracy Detection Builtin Fan PM1.0 PM2.5 PM10 PMS7003
$38.95 Save $11.00 RRP: $49.95
AC220V 3000W Kiln Furnace Heating Element Resistance Restring Wire
$18.95 Save $6.00 RRP: $24.95
100Pcs Nylon LED Light Emitting Diode Transparent Lamp Light Caps Protective Cover 5mm
$15.95 Save $5.00 RRP: $20.95
AC220V 030A Current Detection Module High Accuracy Digital Display Current Sensing Board DC 12V
$34.95 Save $11.00 RRP: $45.95
Boost Module Digital Display Control Adjustable Voltage Regulator Converter BST900W
$59.00 Save $20.00 RRP: $79.00
DC Buck Converter Module 2Way for QC2.0 QC3.0 Fast Charger USB Mobile Phone Charging Board
$17.95 Save $5.00 RRP: $22.95
200pcs 5mm LED Light emitting Diodes Yellow Red Blue Green Orange Light Assortment Kit
$18.95 Save $5.00 RRP: $23.95
Ultrasonic Distance Module RS485 Output Distance Detection Sensor with Waterproof Shell DC3.35V
$40.95 Save $12.00 RRP: $52.95
50PCs 12V LED Pre Wired Luminous Diode 10 mm Round Head Light Bead Colorful Slow Flash
$24.95 Save $8.00 RRP: $32.95
10Pcs Propeller 4 Blades Strong Wind Durable Materials Light Weight 40mm DIY Toy Car PropellerRose Red
$12.95 Save $4.00 RRP: $16.95
Wired Passive Infrared Motion Sensor Dual PIR Detector Warning Alarm Security System 12V
$21.95 Save $7.00 RRP: $28.95
50Pcs Diode Wired Luminous Round Head Highlight Straight Plug LED Beads 12V 3mm
$18.95 Save $5.00 RRP: $23.95
PTC Ceramic Air Heater 100W 220V Conductive Type PTC Heating Element
$19.95 Save $5.00 RRP: $24.95
10Pcs Cement Resistor Power Resistance 5% High Accuracy for Printed Circuit Board 20W(2.2R)
$21.95 Save $7.00 RRP: $28.95
ADE-1 High Linear Low Noise RF Up And Down Frequency Conversion Passive Mixer(0.5-500MHz)
$22.95 Save $7.00 RRP: $29.95
DC 12V LED Flashing Lamp Security Alarm Strobe Signal Warning Light Siren
$22.95 Save $7.00 RRP: $29.95
Water Temperature Sensor Brass Professional Excavator Replacement Accessories for 3TNE78 3TNE82 4TNV94
$16.95 Save $5.00 RRP: $21.95