SALE Smart Home Compatible 4-Pack Zigbee Contact Sensors for Windows & Doors
$137.74$144.99
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Sensors & Motion Detectors deals
Discounted security listings from eBay sellers, biggest markdowns first. Prices and availability change fast — confirm on eBay before buying.
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SALE 
SALE LoRa 3-Pack Door Sensors: Smart Alerts & Device Pairing for Ultimate Security
$83.59$87.99
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SALE Expandable Wireless Driveway Alarm: 1/2 Mile Range & Easy Install Sensor System
$69.34$72.99
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SALE LoRa Smart Door Sensor Kit - 1/4 Mile Range & 5- Battery Life
$108.29$113.99
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SALE Energy-Saving 5 Pack Motion Sensor Light Switch, Adjustable Sensitivity Included
$90.24$94.99
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SALE Allen Bradley 1794-ASB SER D FLEX Remote I/O RIO Adapter DP12
$275.02$289.49
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SALE Universal Contact Sensor with Alexa Compatibility - Secure Outdoor Monitoring
$45.59$47.99
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SALE Outdoor Weather-Resistant Driveway Alarm System - 1/2 Mile Long Detection Range
$79.79$83.99
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SALE Auto ON OFF Detector Infrared PIR Motion Sensor Switch For Led Light Strip h
$10.59$11.15
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SALE 5V/1A Smart Thermometer Hygrometer Wi-Fi Temperature Humidity Sensor Monitor
$18.90$19.89
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SALE Infrared Sensor Switch AC100-240V Brand New 1PCS for Office & Home Lighting
$11.74$12.36
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SALE AC 85-265V Motion Infrared Sensor Switch For House Garden 180° Detection Range
$11.74$12.36
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SALE New ABS Water Leak Alarm Flood Level Overflow Detector Sensor Home Security
$9.89$10.41
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SALE Spy N Tell Intrusion Notification System Free MonItored Intrusion Detection
$23.74$24.99
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SALE Electric Spark Detector JG-802 Anticorrosive Engineering Pipeline Fluorine Valve
$989.29$1,041.36
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SALE The Basement Watchdog Compact 110 dB 360° Water Alarm Model # BW-WA360
$18.04$18.99
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SALE 2-8P Wireless Volume Adjustable Window Door Alarm Sensor Set For Home Safety Kit
$13.19$13.88
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SALE Legrand Wattstopper LMBC-300 DLM Network Bridge Module
$37.96$40.00
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SALE Linear Alert Four Channel Digital Security Receiver D-4R New NOS New in Box VTG
$37.99$39.99
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SALE Linear Alert Security System D-2R Receiver Only Used Good Shape See Pics
$56.99$59.99
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SALE 2GIG-FT1-345 Wireless Flood / Temperature Sensor NEW IN ORIGINAL BOX
$22.99$24.26
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SALE Solar Outdoor Motion Sensor Alarm 13 Sounds Gunshot Barking 26ft Range
$55.05$57.95
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SALE 15Pack Zigbee Window Door Sensors Smart Contact Sensors For App Home Assistant
$85.39$89.88
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SALE Philips Hue Outdoor Motion Sensor Smart Light Control 160 Degree Detection Area
$90.99$95.99
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SALE Hidden Camera Detector Anti Spy Device RF Signal Scanner
$23.74$24.99
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SALE Zigbee Door Window Sensor Home Automation Alert System W/ Voice Control New
$69.12$72.76
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SALE Lutron MS-OPS5AM-IV Ivory Digital Multi-Location Switch Occupancy Sensor 5A 120V
$20.22$21.28
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SALE 130db Outdoor Motion Sensor Alarm with Dog Barking Sound & Solar Power - 4 Pack
$188.09$197.99
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SALE Hubbell (ATP1600W) 1600 sq ft White Passive Infrared Wiring Occupancy Sensor
$37.95$39.95
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SALE Hubbell Wiring Device-Kellems Atd1000crp Ceiling Mount Sensor, Occupancy,
$229.99$242.33
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SALE Battery-Operated Water Sensor Alarms - 100dB Leak Detection for Home Spaces
$22.79$23.99
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SALE White Aluminum Pneumatic Door Closer for Storm Doors 6x4.18x3.3cm Dimensions
$31.10$32.74
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SALE Leviton ODP13-20 Occupancy Motion Sensor Power Pack 13A 230V
$25.64$26.99
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SALE Htzsafe Portable Outdoor Perimeter Alarm System- 1/4 Mile Waterproof Wireless
$94.98$99.98
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SALE 2 Pack Door Stop Alarm Door Stopper W/ 120DB Security Alarm Floor Wedge Door
$16.74$17.62
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SALE Magnetic Window & Door Alarm 2-Pack)
$15.96$16.80
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SALE Honeywell Ademco 958 Overhead Door Magnetic Contact #217 NEW
$14.70$15.35
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SALE ECOELER Motion Sensor Light Switch, Occupancy & Vacancy Model Motion Activate...
$16.01$16.76
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SALE ECOELER Motion Sensor Light Switch, Occupancy & Vacancy Model Motion Activate...
$16.01$16.76
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SALE Solar Driveway Alarm Wireless Outside 1800ft Range, Outdoor Motion Sensor & D...
$39.16$40.61
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SALE 10 Sets Pack of Wired Surface Mounted Alarm Magnetic Contacts Door Window Reed S
$21.99$22.99
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SALE Lithonia Lighting Jelly Jar Light Fixture, Incandescent Utility Vapor Tight
$41.07$42.62
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SALE Lithonia Lighting Jelly Jar Light Fixture, Incandescent Utility Vapor Tight
$41.07$42.62
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SALE New Winland Waterbug Water Detection Sensor Unsupervised W-S-U WB-200 350 800
$22.00$23.00
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SALE NEW SimpliSafe Home Security Glassbreak Sensor GB3
$24.95$25.99
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SALE ADT Motion Sensor SSM5R0-29-WH New Sealed
$12.00$12.50
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SALE LEVITON DECORA IPS02 (WHITE) MOTION SENSOR AUTO-ON SWITCH AUTOMATIC-ON OCCUPANCY
$12.99$13.47
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SALE New Aqara Zigbee Temperature & Humidity Sensor White Sensor Only NIB Free Ship
$18.99$19.77
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