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  household sensors & alarms (45 items)

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Adeunis ARF8170BA-B01 door/window sensor Wireless Grey, White (1 offer) 
Contact sensor: detect an opening Monitor the inputs/outputs of a room ALERT - Prevent in case of intrusion, - Prevent in case of opening or closing, - Prevent beyond a certain number openings / cl...
Adeunis RF
ARF8170BA-B01
from £ 108.30*
per piece
 
 piece
Dahua Technology ARK30T-W2(868) (1 offer) 
Wireless Keypad is used with Alarm Hub, and supports multiple users, allowing each one to access the alarm security system with their own private passcode. The system also conveniently keeps a log ...
Dahua Technology
DHI-ARK30T-W2(868)
from £ 56.44*
per piece
 
 piece
Dahua Technology ARD323-W2(868S) Wired Ceiling White (1 offer) 
Wireless door detector is a detector consisting of a sensor and a magnet that can trigger an alarm when an armed door is opened. It can display the open and close state of doors and windows on the ...
Dahua Technology
DHI-ARD323-W2(868S)
from £ 25.89*
per piece
 
 piece
Philips Secure contact sensor (3 offers) 
Easy smart lighting Get peace of mind both home or away with the Secure contact sensor! Place it on doors, windows, cabinets, safes, and more with the included adhesive backing — and a receive noti...
Philips
8719514487345
from £ 27.10*
per piece
 
 piece
Axis 01564-001 motion detector Wired White (4 offers) 
AXIS D2110-VE Security Radar is a smart network-based security device that uses advanced radar technology to deliver wide 180° coverage. Thanks to built-in analytics developed using machine learnin...
Axis
01564-001
from £ 1,311.83*
per piece
 
 piece
Aqara DJT11LM vibration detector (1 offer) 
Detects vibration and movement at home Designed to Fit Various Places Aqara Vibration Sensor can be placed anywhere according to your needs, guarding your home. - Valuable paintings - Drawers & Cab...
Aqara
DJT11LM
from £ 13.20*
per piece
 
 piece
Crestron CEN-ODT-C-POE motion detector Passive infrared (PIR)/ultrasonic sensor Wired Ceiling White (3 offers) 
The Crestron® CEN-ODT-C-POE is a low-profile, ceiling-mounted occupancy sensor that features passive infrared (PIR) and ultrasonic (US) motion detection technology. The CEN-ODT-C-POE is designed fo...
Crestron
CEN-ODT-C-POE
from £ 260.44*
per piece
 
 piece
Eve Door & Window (3 offers) 
Know the status of your door or window. Unassuming and a breeze to install with no tools required, Eve Door & Window fuses cutting-edge convenience with everyday peace of mind. And better still, it...
EVE Energy
10EBN9901
from £ 22.07*
per piece
 
 piece
Yale AC-DC door/window sensor Wireless Door/Window White (5 offers) 
The Yale Door & Window Contact is wireless and easy to pair with your Yale Intruder/ Sync Alarm System, allowing you to extend your system to tailor it to your individual needs. This accessory will...
Columbus McKinnon
AC-DC
from £ 18.92*
per piece
 
 piece
Aqara DW-S02D door/window sensor Wireless Door/Window White (1 offer) 
Aqara Door and Window Sensor P2 is a sensor based on the Thread wireless communication protocol, with a built-in high-precision Hall sensor, which can detect the opening and closing status of objec...
Aqara
DW-S02D
from £ 22.96*
per piece
 
 piece
Aqara
DW-S03D
from £ 16.58*
per piece
 
 piece
Eufy T8910021 motion detector Wireless Wall White (2 offers) 
From eufy, where privacy comes first. Comprehensive Safety Solutions for Your Home Protects You, Your Family, and Your Privacy Every eufy Security product is engineered to ensure your data is kept ...
Eufy
T8910021
from £ 28.90*
per piece
 
 piece
Vertiv RDPS door/window sensor Wired Grey (4 offers) 
Geist RDPS is a magnetic normally-closed dry-contact sensor used to monitor remote door position. Includes 30ft / 9m cable.
Vertiv
RDPS
from £ 36.68*
per piece
 
 piece
EnerGenie MIHO048 door/window sensor Wireless White (2 offers) 
Product Description Receive notifications to your smartphone when a door or window is opened/closed, add other Mi|Home accessories [available separately], connect to IFTTT to control other devices,...
EnerGenie
MIHO048
from £ 67.83*
per piece
 
 piece
ABUS Mini Smoke Alarm Detector 10 years (Art. no. GRWM30600) (2 offers) 
Rapid warning about deadly smokeMore than 500 people die as a result of fires in Germany each year, and 95% of these deaths can be attributed to toxic smoke. As our sense of smell shuts down while ...
ABUS
GRWM30600
from £ 20.60*
per piece
 
 piece
Eve 10EBY9951 motion detector Wireless Wall (3 offers) 
Wireless Motion Sensor Let your presence bring your home to life. Control your lights and appliances via movement, and receive notifications when motion is detected. Your home, ready for the future...
EVE Energy
10EBY9951
from £ 28.49*
per piece
 
 piece
Eve Systems Motion Wireless Wall White (3 offers) 
Let your presence bring your home to life. With Eve Motion, cue the perfect ambiance upon entry, and know of activity as it’s happening. Rule your home. Enrich scenes with powerful rules to automat...
Eve Systems
1EM109901000
from £ 36.12*
per piece
 
 piece
Yale AC-PIR motion detector Passive infrared (PIR) sensor Wireless Wall White (5 offers) 
The Yale Motion Detector is wireless and easy to pair with your Yale Intruder/ Sync Alarm System, allowing you to extend your system to tailor it to your individual needs. This accessory will activ...
Columbus McKinnon
AC-PIR
from £ 31.63*
per piece
 
 piece
Yale AC-3PIR motion detector Passive infrared (PIR) sensor Wireless Wall White (4 offers) 
The Yale Motion Detector is wireless and easy to pair with your Yale Intruder/ Sync Alarm System, allowing you to extend your system to tailor it to your individual needs. These accessory will acti...
Columbus McKinnon
AC-3PIR
from £ 79.17*
per piece
 
 piece
WiZ Motion Sensor (2 offers)
WiZ
8718699788209A
from £ 50.87*
per piece
 
 piece
APC NBES0313 photoelectric sensor (5 offers) 
Wide range of plug and play access and environmental sensors for use with the NetBotz family. Door contact Enables a NetBotz appliance to detect the act of opening a door, which triggers surveillen...
APC
NBES0313
from £ 42.90*
per piece
 
 piece
Yale AC-PETPIR motion detector Passive infrared (PIR) sensor Wireless Wall White (4 offers) 
The Yale Motion Detector is wireless and easy to pair with your Yale Intruder/ Sync Alarm System, allowing you to extend your system to tailor it to your individual needs. This Pet friendly accesso...
Columbus McKinnon
AC-PETPIR
from £ 33.19*
per piece
 
 piece
Yale AC-3PETPIR motion detector Passive infrared (PIR) sensor Wireless Wall (4 offers) 
The Yale Motion Detector is wireless and easy to pair with your Yale Intruder/ Sync Alarm System, allowing you to extend your system to tailor it to your individual needs. These Pet friendly access...
Columbus McKinnon
AC-3PETPIR
from £ 87.00*
per piece
 
 piece
Shelly SNSN-0031Z smoke detector Photoelectrical reflection detector Interconnectable Wireless (1 offer) 
Shelly Plus Smoke (the Device) is a smart photoelectric smoke alarm, which is effective at detecting slow fires that smolder for hours before bursting into flames. Sources of these fires may includ...
Shelly
SNSN-0031Z
from £ 49.22*
per piece
 
 piece
Algo 2507 alarm ringer Black (1 offer) 
Enable Loud Ringing, Notification & Visual Alerting without a SIP Registration – The 2507 Ring Detector is designed to enable loud ringing, notification, and visual alerting directly from a compati...
Algo
2507
from £ 106.90*
per piece
 
 piece
LogiLink SC0010 smoke detector Photoelectrical reflection detector Wireless (1 offer) 
Smoke detector detects smoke from LogiLink and sends an alarm signal. Suitable for ceiling or wall mounting, including a test button to test the function and low battery signal. When alarm sounds a...
LogiLink
SC0010
from £ 9.64*
per piece
 
 piece
LogiLink SC0016 smoke detector Photoelectrical reflection detector Wireless (1 offer) 
Make your life safer – This smoke detector with 3 V lithium battery has photoelectric sensor which is optimized to detect even slow smoldering fires. Alarm also features a loud 85 dB alarm, easy mo...
LogiLink
SC0016
from £ 8.36*
per piece
 
 piece
Eufy T89000D4 door/window sensor Wireless Door/Window White (2 offers) 
Entry Sensor Protect Your Doors and Windows from Break-Ins with eufy Security Entry Sensor. Once a window or door is ajar by 1.5 inch, an alert will be sent to your smartphone, and a powerful siren...
Eufy
T89000D4
from £ 13.37*
per piece
 
 piece
Shelly Gas LPG gas detector (1 offer) 
WHY SHELLY GAS? Protect your home from gas leaks Shelly GAS is a certified gas detection sensor. Its precision for measuring gas leaks can help you provide additional protection for your home, fami...
Shelly
SHELLY_GAS_LPG
from £ 45.61*
per piece
 
 piece
Yale SAA5015 motion detector Wireless Freestanding White (5 offers) 
The Yale Shed and Garage Alarm is the ideal way to secure buildings outside of the main home. It is simple to install, can be wall-mounted or be freestanding. The Yale Shed and Garage Alarm is stan...
Columbus McKinnon
SAA5015
from £ 11.11*
per piece
 
 piece
Netatmo Smart Carbon Monoxide Detector gas detector Carbon monoxide (CO) (3 offers) 
Be alerted when carbon monoxide is detected in your home, wherever you are The Netatmo Smart Carbon Monoxide Alarm monitors your fuel-burning appliances (boiler, fireplace, wood-burning stove, gas ...
Netatmo
NCO-UK
from £ 59.24*
per piece
 
 piece
Akuvox Smart CO Sensor gas detector Carbon monoxide (CO) (1 offer) 
Receive instant alerts in the event of CO detection, wherever you are. When detecting the presence of CO, the sensor starts alarming by setting off its audio alarm and flashing its LED, and sends a...
Akuvox
CO SENSOR
from £ 51.71*
per piece
 
 piece
Akuvox Smart Door and Window Sensor door/window sensor Wireless Door/Window Silver (2 offers) 
Smart Door and Window Sensor Let you know the door and window status anywhere, anytime. The sensor is usually installed on door or window frames. When detecting a door or window being opened or clo...
Akuvox
DOOR/WINDOW SENSOR
from £ 22.13*
per piece
 
 piece
Netatmo Smart Door and Window Sensors (4 offers) 
Take action even before an intruder breaks into your home The Smart Door and Window Sensors alert you to a problem even before a break-in occurs. Installed on the doors and windows of your choice, ...
Netatmo
DTG-UK
from £ 59.26*
per piece
 
 piece
Dahua Technology
VTM130
from £ 40.76*
per piece
 
 piece
TP-Link Tapo Smart Contact Sensor (8 offers) 
Smart Contact Sensor Your Windows & Doors Safeguard - Real-Time Monitor - Instant Notification - Smart Automation - Versatile Uses - Easy Setup Know the Status Stop wondering if you closed all your...
TP-Link
TAPO T110
from £ 11.89*
per piece
 
 piece
TP-Link Tapo Smart Motion Sensor (8 offers) 
Smart Motion Sensor Light Up Every Room You Walk In - Motion Detection - Works with Tapo Devices - Sensitivity Control - Flexible Awareness Zone - Magnetic Mounting Hands-free Control No more fumbl...
TP-Link
TAPO T100
from £ 14.36*
per piece
 
 piece
Yale The AC-OPIR A Battery Operated Outdoor PIR Detector Allows Economical And Effortless Passive infrared (PIR) sensor Wireless Ceiling/wall Black, Grey (5 offers) 
Easily detect movement outside your home or throughout your outbuildings, including back gardens, lawns, gates, outdoor corridors and hallways with this new Yale Outdoor Motion Detector. This wirel...
Columbus McKinnon
AC-OPIR
from £ 79.18*
per piece
 
 piece
Yale AC-MDC door/window sensor Wired & Wireless Door/Window White (5 offers) 
The Mini Door/Window Contact allows for discreet monitoring of the opening and closure of doors and windows, thanks to the revised sleek aesthetic. Easily pair with your Yale Sync Smart Home Alarm ...
Columbus McKinnon
AC-MDC
from £ 23.62*
per piece
 
 piece
Yale AC-ODC door/window sensor Wireless Black (5 offers) 
The Outdoor Contact allows for discreet monitoring of the opening and closing of doors, gates, entries and exits outside your home or commercial property, thanks to the revised sleek, stealthy dark...
Columbus McKinnon
AC-ODC
from £ 39.50*
per piece
 
 piece
Vertiv FS-15 water detector Sensor & alert system Wired (5 offers) 
Geist FS-15 0-5VDC is a conductivity based flood sensor used to detect the presence of water. Includes a 15ft / 4.5m cable.
Vertiv
FS-15
from £ 113.84*
per piece
 
 piece
Nedis WIFIDW10WT water detector Sensor & alert system Wired & Wireless (1 offer) 
This Smart Wireless Water Leak Detector and Alarm couldn’t be easier to use. It connects directly to your Wi-Fi with no separate hub required. Makes monitoring water leaks in hard to reach places e...
Nedis
WIFIDW10WT
from £ 27.09*
per piece
 
 piece
Shelly Gas CNG gas detector Natural gas (1 offer) 
WHY SHELLY GAS? Protect your home from gas leaks Shelly GAS is a certified gas detection sensor. Its precision for measuring gas leaks can help you provide additional protection for your home, fami...
Shelly
SHELLY_GAS_CNG
from £ 45.35*
per piece
 
 piece
Dahua Technology DHI-HY-SA21A-W2(868) smoke detector Photoelectrical reflection detector Wireless (1 offer) 
System Overview Dahua Wireless Smoke Alarm provides battery-powered smoke detection and alarm functions within a single unit. Advanced electronics in conjunction with a photoelectric smoke sensing ...
Dahua Technology
DHI-HY-SA21A-W2(868)
from £ 54.67*
per piece
 
 piece
Shelly
095-2095
from £ 15.68*
per piece
 
 piece
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