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  household sensors & alarms (76 items)

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Axis 01564-001 motion detector Wired White (5 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 £ 1,440.01*
per piece
 
 piece
GJD GJD230 Infrared sensor Wired White (1 offer) 
The D-TECT 3 is a BS8418 compliant, quad element PIR and microwave outdoor movement detector, which can be used to control cameras, connect to alarm panels and communicate with GJD’s lighting contr...
GJD
GJD310/D
from £ 287.91*
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 £ 275.34*
per piece
 
 piece
Suprema ENCR-10 alarm system enclosure White ABS synthetics (4 offers) 
ENCR-10 is a dedicated enclosure for CoreStation. With backup battery, tamper switch, 8ch power distribution board, and power status LED, ENCR-10 provides highly reliable performance. System Safegu...
Suprema
ENCR-10
from £ 205.64*
per piece
 
 piece
Brennenstuhl
1290210004
from £ 140.61*
per piece
 
 piece
Fibaro FGSD-002 smoke detector Optical detector Wireless (1 offer) 
The Fibaro Smoke Sensor is a universal, optical Z-Wave smoke sensor. Fire alarm is signaled by sound, visual indicator blinking and by sending Z-Wave control commands. The optical sensor detects sm...
FIBARO
FGSD-002
from £ 139.25*
per piece
 
 piece
Netatmo Tags door/window sensor Wireless White (1 offer) 
DETECT MOTION EVEN BEFORE AN INTRUSION OCCURS Place Tags on your windows, doors or driveway gates to receive a notification when they are opened. As the Tags sense vibrations, they can alert you ev...
Netatmo
DTG01-EUS-A
from £ 131.65*
per piece
 
 piece
Yale Outdoor Motion Sensor Infrared sensor Wireless Wall Black (2 offers) 
The Yale Outdoor Motion Sensor will detect any motion outside your home within 12 metres. ​Optional pet-friendly feature and customisable detection sensitivity. Enhanced protection range Equipped t...
Columbus McKinnon
AL-EPIR-1A-G
from £ 125.00*
per piece
 
 piece
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 £ 115.39*
per piece
 
 piece
Nest Protect 2 Carbon monoxide detector Interconnectable Wireless (2 offers) 
Get alerts on your phone. Nest Protect sends a message when there’s a problem or the batteries run low. Every second counts. The Split­-Spectrum Sensor looks for both fast and slow-burning fires. H...
Nest
S3000BWFD
from £ 115.11*
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 £ 111.02*
per piece
 
 piece
Nest Protect 2 Carbon monoxide detector Interconnectable Wireless (2 offers) 
Get alerts on your phone. Nest Protect sends a message when there’s a problem or the batteries run low. Every second counts. The Split­-Spectrum Sensor looks for both fast and slow-burning fires. H...
Nest
S3003LWFD
from £ 108.30*
per piece
 
 piece
Yale AC-3PETPIR motion detector Passive infrared (PIR) sensor Wireless Wall (2 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 £ 92.79*
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 (4 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 £ 84.49*
per piece
 
 piece
Yale AC-3PIR motion detector Passive infrared (PIR) sensor Wireless Wall White (2 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 £ 83.60*
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 £ 71.17*
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 £ 66.89*
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 £ 65.86*
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 £ 65.49*
per piece
 
 piece
Brennenstuhl
1290050004
from £ 63.10*
per piece
 
 piece
Dahua Technology
VTM130
from £ 61.26*
per piece
 
 piece
Fibaro FGDW-002-1 ZW5 door/window sensor Wireless White (2 offers) 
NEW UNIVERSAL SENSOR The FIBARO Door/Window Sensor 2 combines the functionality of the 2 devices: contact and temperature sensors in one easy to use product. It also has double tamper protection. C...
FIBARO
FGDW-002-1 ZW5
from £ 60.85*
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 £ 59.23*
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 £ 58.40*
per piece
 
 piece
Shelly Gas CNG gas detector (1 offer) 
WiFi-operated gas sensor with sound and light alarm Shelly GAS is a compact and highly sensitive Compressed Natural Gas (CNG) detector providing additional protection for your home and family.
Shelly
187932
from £ 57.98*
per piece
 
 piece
Homematic IP
142800A0
from £ 55.74*
per piece
 
 piece
Homematic IP HMIP-SMI55-2 Passive infrared (PIR) sensor Wired & Wireless Wall White (1 offer) 
INCREASED COMFORT AND SECURITY Automatic light control when motion is detected. Depending on the brightness in the room, the light is switched on only when it is needed, for greater convenience and...
Homematic IP
156242A0
from £ 55.70*
per piece
 
 piece
Fibaro FGDW-002-3 ZW5 door/window sensor Wireless Black (2 offers) 
NEW UNIVERSAL SENSOR The FIBARO Door/Window Sensor 2 combines the functionality of the 2 devices: contact and temperature sensors in one easy to use product. It also has double tamper protection. C...
FIBARO
FGDW-002-3 ZW5
from £ 53.16*
per piece
 
 piece
Homematic IP
151039A0
from £ 52.30*
per piece
 
 piece
Homematic IP
142685A0
from £ 52.28*
per piece
 
 piece
Yale Indoor Motion Sensor Infrared sensor Wireless Wall White (2 offers) 
With a 12m detection range and optional pet-friendly and sensitivity features to suit your needs, you can place the Yale Indoor Motion Sensor in every room of your home on corners or flat walls. En...
Columbus McKinnon
AL-PIR-1A-W
from £ 47.23*
per piece
 
 piece
Fibaro FGMS-001 motion detector Wireless White (2 offers) 
Inspired by nature Beauty comes from nature, advanced technology from people. FIBARO extracts the essence of both and creates perfection. In conjunction with the immutable laws of architecture and ...
FIBARO
FGMS-001
from £ 46.73*
per piece
 
 piece
Homematic IP
142722A0
from £ 46.04*
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 £ 44.63*
per piece
 
 piece
APC NBES0313 photoelectric sensor (3 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 £ 43.99*
per piece
 
 piece
Yale AL-SDC-1A-W door/window sensor Wireless Door/Window White (2 offers) 
Monitor the opening of any door and window in your home with the Yale Pre Break-in Sensor. Most importantly, you will be alerted of any potential intrusions before they take place, thanks to the vi...
Columbus McKinnon
AL-SDC-1A-W
from £ 43.39*
per piece
 
 piece
Yale AC-ODC door/window sensor Wireless Black (4 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 £ 42.81*
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 £ 40.50*
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 £ 37.97*
per piece
 
 piece
Yale AL-DC-1A-W door/window sensor Wireless Door/Window White (2 offers) 
Enhance your security system and easily monitor the status of your doors or windows with the Yale Indoor Window/Door Contact.​ Get real time notifications via the Yale home app as soon as someone o...
Columbus McKinnon
AL-DC-1A-W
from £ 36.91*
per piece
 
 piece
Yale Keyfob (2 offers) 
Yale Keyfob Experience complete control of your Smart Alarm with the convenience of the Yale Keyfob. Full control Fully-arm (Away arming) or disarm your smart alarm using the Keyfob and secure your...
Columbus McKinnon
AL-KF-1A-W
from £ 36.53*
per piece
 
 piece
Yale AC-PETPIR motion detector Passive infrared (PIR) sensor Wireless Wall White (2 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 £ 36.41*
per piece
 
 piece
Yale AC-PIR 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 accessory will activ...
Columbus McKinnon
AC-PIR
from £ 34.15*
per piece
 
 piece
Olympia 5964 door/window sensor Wireless White (1 offer) 
Infrared-Light barrier with Doorbell and Alarmfunction for operation with the Olympia Security system Protect 6xxx/9xxx Series - Working principle: Activation by interruption of Infrared-light ray ...
Olympia
5964
from £ 33.87*
per piece
 
 piece
Eve 10EBN9951 door/window sensor Wireless Door/Window White (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. Your home, ready for...
EVE Energy
10EBN9951
from £ 31.71*
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 £ 31.27*
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 £ 30.85*
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 £ 29.99*
per piece
 
 piece
Olympia RC 200 (1 offer)
Olympia
6020
from £ 29.31*
per piece
 
 piece
Shelly FLOOD sensor with temperature measurement (1 offer) 
WiFi-operated flood sensor Shelly Flood detects for any type of leakage and has a built-in temperature sensor and is the world’s first Wi-Fi Flood sensor with Temperature measurement, working up to...
Shelly
ATSHELLYFLOOD
from £ 26.21*
per piece
 
 piece
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