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  household sensors & alarms (70 items)

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GJD GJD500 motion detector Laser sensor Wired Wall Black (1 offer) 
The D-TECT Laser is a laser based security device designed to create virtual curtains and surveillance security zones. The D-TECT Laser is programmable to within 10cm and operates with the highest ...
GJD
GJD500
from £ 1,437.07*
per piece
 
 piece
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 £ 1,385.86*
per piece
 
 piece
Black Box AlertWerks Rope Water Sensor with 20-ft. (6.0-m) Cable (3 offers) 
Rope Water Sensor with 20-ft. (6.0-m) Cable Works with all AlertWerks™ ServSensor hubs. Sensor will report a critical state if the cable breaks, is cut, or is unplugged.
Black Box
EMERW-020-R2
from £ 503.80*
per piece
 
 piece
GJD GJD260 motion detector Infrared sensor Wired White (1 offer) 
The D-TECT 3 IP is an internet protocol connected dual tech detector that combines PIR and microwave sensors along with advanced signal processing and unique optical systems. The detection beam ran...
GJD
GJD260
from £ 326.45*
per piece
 
 piece
GJD GJD230 Infrared sensor Wired White (2 offers) 
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 (4 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 £ 279.04*
per piece
 
 piece
Yale AL-HUB-1A-W alarm signal repeater/transmitter (1 offer) 
Yale Smart Alarm Hub The Yale Smart Alarm Hub is simple to set up and use, with hassle-free installation. The Yale Alarm is designed to protect properties of any size, both inside and out, by preve...
Columbus McKinnon
AL-HUB-1A-W
from £ 278.96*
per piece
 
 piece
GJD GJD230 motion detector Infrared sensor Wired White (1 offer) 
In depth product detail The D-TECT 2 IP is an internet protocol connected outdoor detector that combines advanced signal processing and unique optical systems. The detection beam range can be progr...
GJD
GJD230
from £ 203.93*
per piece
 
 piece
Suprema ENCR-10 alarm system enclosure White ABS synthetics (3 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 £ 203.38*
per piece
 
 piece
Black Box AlertWerks EME1S2-005 Photoelectrical reflection detector Wired (3 offers) 
AlertWerks Photoelectric Smoke Detector Adept at detecting smoldering fires. EME1S2-005 Features - Photoelectric chamber smoke detector is sensitive to smoldering fires. - Works with all AlertWerk ...
Black Box
EME1S2-005
from £ 201.80*
per piece
 
 piece
Black Box AlertWerks Rope Water Sensor Extension with 10-ft. (3.0-m) Cable (3 offers) 
A rope water sensor 10 foot extension for the Environmental Monitoring System. The Environmental Monitoring System Hub is an affordable way to monitor smaller installations.
Black Box
EMERWE-010-R2
from £ 166.48*
per piece
 
 piece
Brennenstuhl
1290210004
from £ 155.11*
per piece
 
 piece
GJD GJD300 motion detector Infrared sensor Wired Wall White (1 offer) 
The D-TECT 2 is a BS8418 compliant, quad element PIR outdoor movement detector, which can be used to control cameras, connect to alarm panels and communicate with GJD’s lighting control systems. Th...
GJD
GJD300
from £ 147.90*
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 £ 119.63*
per piece
 
 piece
Yale Outdoor Motion Sensor Infrared sensor Wireless Wall Black (3 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 £ 109.99*
per piece
 
 piece
APC Wired, Sensor, NetBotz, Vibration, 12 ft (6 offers) 
Universal Sensor that detects vibration in racks that may indicate movement of IT Enhance security of your Data Center or Network Closet with instant alerts from unexpected movement activity Compat...
APC
NBES0306
from £ 84.19*
per piece
 
 piece
Homematic IP
151039A0
from £ 83.42*
per piece
 
 piece
Homematic IP
142800A0
from £ 83.24*
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 £ 82.47*
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 £ 72.66*
per piece
 
 piece
Homematic IP
142722A0
from £ 69.28*
per piece
 
 piece
Brennenstuhl
1290050004
from £ 67.14*
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 £ 62.34*
per piece
 
 piece
Dahua Technology
VTM130
from £ 61.38*
per piece
 
 piece
Vertiv Liebert SN-2D door/window sensor Wired Black (4 offers) 
The Liebert SN-2D modular sensor is a two-door switch monitor sensor with a two connection points, which allows for a custom string design. Liebert SN sensors are designed to assist in monitoring c...
Vertiv
SN-2D
from £ 58.57*
per piece
 
 piece
WiZ Motion Sensor (2 offers)
WiZ
8718699788209A
from £ 56.70*
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 £ 51.86*
per piece
 
 piece
Hikvision
DS-PS1-I-WE-RED
from £ 51.55*
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 £ 50.06*
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 £ 49.40*
per piece
 
 piece
Milesight
WS301-868M
from £ 43.90*
per piece
 
 piece
Dahua Technology ARK30T-W2(868) (2 offers) 
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 £ 43.52*
per piece
 
 piece
Philips
8719514342262
from £ 42.98*
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 £ 42.49*
per piece
 
 piece
Aqara PS-S03D motion detector Passive infrared (PIR) sensor Wireless Ceiling/wall White (1 offer) 
Experience precise home automation with the Aqara Presence Sensor FP1E. Featuring mmWave Radar technology and AI, it ensures accurate detection and seamless integration with smart home hubs for opt...
Aqara
PS-S03D
from £ 40.65*
per piece
 
 piece
Dahua Technology ARD2231-W2(868) Passive infrared (PIR) sensor/Microwave sensor Wireless Ceiling/wall White (2 offers) 
Wireless Dual-Tech Detector is an indoor detector that detects human motion. Using passive IR and microware detection technologies, the device detects the movement of persons and senses when they h...
Dahua Technology
DHI-ARD2231-W2(868)
from £ 40.24*
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 £ 39.48*
per piece
 
 piece
Vertiv RDPS door/window sensor Wired Grey (3 offers) 
Geist RDPS is a magnetic normally-closed dry-contact sensor used to monitor remote door position. Includes 30ft / 9m cable.
Vertiv
RDPS
from £ 38.89*
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 £ 38.40*
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 £ 36.41*
per piece
 
 piece
Dahua Technology DHI-HY-SA21A-W2(868) smoke detector Photoelectrical reflection detector Wireless (2 offers) 
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 £ 33.66*
per piece
 
 piece
Deltaco SH-WS01 motion detector Infrared sensor Wireless Wall White (1 offer) 
SH-WS01 is a smart motion sensor that can be programmed with the DELTACO SMART HOME app so that various smart home devices such as a camera, lighting or siren are activated or switched off when mot...
n/a
SH-WS01
from £ 32.51*
per piece
 
 piece
Yale AL-DC-1A-W door/window sensor Wireless Door/Window White (3 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 £ 32.08*
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 £ 31.25*
per piece
 
 piece
Hikvision
DS-PKF1-WE
from £ 30.70*
per piece
 
 piece
Nedis PIRWI10WT motion detector Passive infrared (PIR) sensor Wired Wall White (1 offer) 
This Nedis infrared motion sensor prevents the light from burning inadvertently, which is good for the environment - not to mention for your energy bills. It also adds the convenience of not having...
Nedis
PIRWI10WT
from £ 30.28*
per piece
 
 piece
Yale YSGA02-W door/window sensor Wireless White (2 offers) 
Mini Wireless Alarm Kit The Yale Mini Wireless Alarm Kit is the ideal way to secure buildings outside of the main home. The kit features the ability to detect suspicious movements via the PIR motio...
Columbus McKinnon
YSGA02-W
from £ 29.62*
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 £ 29.22*
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 £ 29.05*
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 £ 27.77*
per piece
 
 piece
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