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Alarms


Displaying products for Alarms - from our range of leading brand manufacturers.

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TAO5/MS
TAO5/MS - 5W LED Bulkhead with Microwave Sensor, 400lm, IP65, Black

LA10441

5W LED Bulkhead with Microwave Sensor, 400lm, IP65, Black

RED ARROW

The Taurus IP65 bulkhead with integral microwave detector is ideal for amenity lighting where energy saving automatic switching is required. Its low profile design and stylish trim offer a contemporary look for security lighting. • 400 Lumens • IP65 & IK08...

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249mm 97mm 129mm LED Red Arrow - Bulkheads
SEN0032
SEN0032 - Fermion: Digital Triaxial Acceleration Sensor Breakout, ADXL345

SC19903

Fermion: Digital Triaxial Acceleration Sensor Breakout, ADXL345

DFROBOT

SEN0032 is a breakout board for the Analog Device ADXL345. The ADXL345 is a small, thin, low power, 3-axis accelerometer with high resolution (13-bit) measurement at up to ±16 g. Digital output data is formatted as 16-bit two's complement and is accessible...

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- - - - Fermion Series
SEN0497
SEN0497 - Gravity: DHT20 Temperature & Humidity Sensor for Arduino

SC19913

Gravity: DHT20 Temperature & Humidity Sensor for Arduino

DFROBOT

SEN0497 is a Gravity: DHT20 temperature & humidity sensor for Arduino. DHT20 is a High-precision temperature and humidity sensor, DHT11 upgrade version, the same price but improved performance, using I2C communication, data is more stable. It is used in HV...

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SEN0430
SEN0430 - TMF8801 ToF Distance Ranging Sensor Breakout Board

SC19918

TMF8801 ToF Distance Ranging Sensor Breakout Board

DFROBOT

SEN0430 is a Fermion: TMF8801 ToF Distance Ranging Sensor (20-2500mm) (Breakout). The TMF8801 is a time-of-flight distance ranging sensor that uses the time difference between light pulses to measure distance. It provides single zone detection of an object...

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- - - - Fermion Series
101020513
101020513 - Grove Temperature / Humidity / Pressure / Gas Sensor for Arduino, BME680

SC19979

Grove Temperature / Humidity / Pressure / Gas Sensor for Arduino, BME680

SEEED STUDIO

The Grove temperature, humidity, pressure and gas sensor for Arduinois a multifunction sensor that can measure temperature, pressure, humidity, and gas at the same time. Based on the BME680 module, it can provide you with rich environmental parameters at l...

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LM35DM/NOPB
LM35DM/NOPB - IC, TEMP SENSOR, 30V, SMD

SC19318

IC, TEMP SENSOR, 30V, SMD

TEXAS INSTRUMENTS

The LM35DM/NOPB is a ±0.5°C Temperature Sensor with an output voltage linearly-proportional to the centigrade temperature. The LM35 series precision integrated-circuit temperature device has an advantage over linear temperature sensors calibrated in Kelvin...

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KIT0139
KIT0139 - Gravity: Industrial Submersible Pressure Level Sensor

SC19904

Gravity: Industrial Submersible Pressure Level Sensor

DFROBOT

KIT0139 is a Gravity: throw-in type liquid level transmitter. This throw-in type liquid level transmitter adopts high-performance pressure sensing chip, with advanced circuit processing and temperature compensation technology. The level transmitter receive...

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- - - - Gravity Series
59145-4-S-02-A
59145-4-S-02-A - Flange Mount Proximity Reed Sensor Switch, 11mm, 250mA

SN37104

Flange Mount Proximity Reed Sensor Switch, 11mm, 250mA

LITTELFUSE

The 59145-4-S-02-A is a 11mm flange-mount Reed Sensor with tinned lead terminals and normally closed contact. This sensor case design allows screw down or adhesive mounting and flying leads can exit either left or right hand side of the housing. Operates t...

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- - - - 59145 Series
SEN0212
SEN0212 - Gravity: RGB Colour Sensor for Arduino, TCS34725

SC19907

Gravity: RGB Colour Sensor for Arduino, TCS34725

DFROBOT

SEN0212 is a Gravity: TCS34725 RGB colour sensor For Arduino. The TCS34725 has a high sensitivity, wide dynamic range, and includes an IR blocking filter making it an ideal colour sensing solution for use under varied lighting conditions. The sensor also i...

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- - - - Gravity Series
206-1481
206-1481 - 3.2mm - 4.4mm Cable Stripping Pliers for Sensor Lines

TL23159

3.2mm - 4.4mm Cable Stripping Pliers for Sensor Lines

WAGO

• No adjustment to cable diameter required: time saving and process reliability • Length scale for precise stripping; For longer stripping distances cable can be passed between the handles • For 3.2mm - 4.4mm diameter multi-core, shielded and unshielded P...

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- - - - Wago - Cable Stripping Pliers
101020820
101020820 - Grove Multichannel Gas Sensor V2

MK01061

Grove Multichannel Gas Sensor V2

SEEED STUDIO

The Grove multichannel gas sensor V2 provides stable and reliable gases detecting function under the circumstances of any other four sorts of gases. It can detect a variety of gases, besides Carbon monoxide (CO), Nitrogen dioxide (NO2), Ethyl alcohol(C2H5C...

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SEN0441
SEN0441 - Fermion: MEMS Gas Sensor MiCS-2714 Breakout Board

SC19917

Fermion: MEMS Gas Sensor MiCS-2714 Breakout Board

DFROBOT

SEN0441 is a Fermion: MEMS gas sensor - MiCS-2714 (Breakout). This is a hydrogen and nitrogen oxide gas concentration sensor launched by DFRobot. The sensor uses MEMS technology to support gas concentration detection of NO, NO2 and H2. The matching sample ...

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- - - - Fermion Series
3562
3562 - USB LED Strip with Light Sensor

MK01043

USB LED Strip with Light Sensor

KITRONIK

Compact, USB-powered LED strip designed for custom low-power lighting applications such as night lights and desk lamps. The strip features an onboard light sensor with can be used to switch the lights on when the ambient light level drops. The sensor can a...

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303227
303227 - Elements Highbay Sensor Upgrade Kit, IP65

LA10725

Elements Highbay Sensor Upgrade Kit, IP65

TIME LED

Suitable for use with 790205 & 790212 Time LED Highbay LED lights. • Non-Dimmable • IP65 Rated • Max height: 15m • Max detection range: 14m

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- - - - TIME LED - Elements
AT42QT1010-TSHR
AT42QT1010-TSHR - Single Key Qtouch Capacitive Touch Sensor in SOT-23-6 Package, 1.8V, 5.5V

SC19175

Single Key Qtouch Capacitive Touch Sensor in SOT-23-6 Package, 1.8V, 5.5V

MICROCHIP

Digital burst mode, charge-transfer sensor capable of detecting near-proximity or touch. It features a 'max on' setting which allows the key to re-calibrate to detect subsequent touches when faced with an obstruction for a prolonged period of time. The sen...

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TAPO T300
TAPO T300 - Smart Water Leak Sensor, IP67

HA00079

Smart Water Leak Sensor, IP67

TP-LINK

Featuring six high-sensitive probes on the top and bottom, the Tapo Smart Water Leak Sensor detects both water leakage and flooding and alerts you immediately with its 90dB alarm. It can also trigger the Hub alarm for additional audible alert coverage. Now...

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RJS-TLSWD-68
RJS-TLSWD-68 - LED Touchless Infrared Momentary Proximity Switch, Blue / Green LED, SPST, 1NO / 1NC, 30 - 150 mm Adjustable Distance

SW06429

LED Touchless Infrared Momentary Proximity Switch, Blue / Green LED, SPST, 1NO / 1NC, 30 - 150 mm Adjustable Distance

RJS ELECTRONICS

The RJS-TLSWS-68 is a touchless infrared proximity switch with a 30 - 150 mm adjustable sensing distance. • Momentary infrared sensor switches • Blue / green status ring led illumination • Requires 12 - 24V DC (power input) – capable of switching up to 3A ...

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- - - IR LED RJS-TLSW Series
103030375
103030375 - Arduino Sensor Base Kit

SC19969

Arduino Sensor Base Kit

SEEED STUDIO

Arduino sensor kit - base is a joint electronics starter kit from Seeed and Arduino. It integrates 10 commonly used electronics modules on one PCB, so no breadboard, no soldering, and even no wiring are required. The Arduino content team has also prepared ...

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PELL0478
PELL0478 - 360 Degree PIR Infrared Motion Sensor, IP54, White

LA10799

360 Degree PIR Infrared Motion Sensor, IP54, White

PRO ELEC

The Pro-Elec PELL0478 Infrared Motion Sensor provides 360° motion detection, making it an excellent choice for ceiling mounted applications in homes, offices, and commercial spaces. Designed for automatic lighting control and security enhancement, this PIR...

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101020512
101020512 - Grove VOC and eCO2 Gas Sensor, SGP30

SC19981

Grove VOC and eCO2 Gas Sensor, SGP30

SEEED STUDIO

The Grove VOC and eCO2 Gas Sensor is an air quality sensor. Based on SGP30, this module provides TVOC(Total Volatile Organic Compounds) and CO2eq output with outstanding long-term stability and low power consumption, which make it a perfect choice for indo...

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101020212
101020212 - Grove Temperature & Humidity Sensor

SC19982

Grove Temperature & Humidity Sensor

SEEED STUDIO

The Grove temperature and humidity sensor (SHT31) could be the finest and highest-accuracy humidity sensor you can find, as it can acquire the relative humidity at only ±2% error. On the other side, it also features excellent performance in terms of temper...

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101020062
101020062 - Grove Infrared Temperature Sensor

MK01071

Grove Infrared Temperature Sensor

SEEED STUDIO

The Grove infrared temperature sensor is a non-contact temperature measure model. The sensor is composed of 116 elements of thermocouple in series on a floating micro-membrane having an active diameter of 545μm and with blacken surface to absorb the incide...

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101020052
101020052 - Grove GSR Sensor

MK01066

Grove GSR Sensor

SEEED STUDIO

The Grove GSR sensor detects conductance of skin Finger Straps for electrodes Used for detecting strong emotions 3.3V and 5V dual mode Grove connector compatible. Grove - GSR Sensor stands for galvanic skin response and it is a method of measuring the elec...

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GPACTCH54000
GPACTCH54000 - Tough Work Head Torch with Motion Sensor, CHW54, 375lm, IPX5, Grey

LA10767

Tough Work Head Torch with Motion Sensor, CHW54, 375lm, IPX5, Grey

GP BATTERIES

Tough Motion Sensor Work Head Torch CHW54 is made to deliver reliable illumination for your work and DIY project. With up to 375 lumens and 4 different light modes, it offers exceptional brilliance for wide and far areas of up to 110 metres. Rugged and res...

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WPSE311
WPSE311 - Temperature and Humidity Sensor Module, DHT11

SC19523

Temperature and Humidity Sensor Module, DHT11

WHADDA

The WPSE311 module is built around the DHT11 temperature & humidty sensor complete with a high performance microcontroller attached to ensure reliable results. The module features a calibrated digital signal output with fast results and anti-interference a...

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