Alarms

: 1,104 Products Found
Categories
0 Filter(s) Selected
1,104 Products Found Please click the 'Apply Filters' button to update results
Min/Max Availability

When the Remember checkbox is selected we will save your latest filter preferences for future searches

Compliance
Min/Max Manufacturer
Packaging
Related Categories

Contract pricing display is unavailable at the moment. Prices shown are standard retail prices, orders placed will have contract pricing applied when processed.

Alarms


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

Fire Alarms Smoke Alarms Monoxide Alarms Carbon Alarms Wireless Alarms
Compare Selected Compare (0)
Extended Attributes Attributes
Add properties to the table

Select the properties you would like to see added to the columns at the end of the table.

  Manufacturer Part No Order Code Description / Manufacturer
Availability Price For
Price Ex. VAT (Inc. VAT)
Quantity
Sensor Output Type IC Output Type Sensing Accuracy Range Accuracy Measured Temperature Min Sensing Temperature Min Sensing Temperature Max Measured Temperature Max Sensor Case Style Sensor Case / Package No. of Pins Supply Voltage Min Supply Voltage Max No. of Channels Resolution Output Interface Operating Temperature Min Operating Temperature Max Product Range Qualification
 
 
Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending Sort Acending Sort Decending
MCP9800A0T-M/OT
MCP9800A0T-M/OT - 2 Wire IC Digital Temperature Sensor, -55°C to 125°C, SOT-23, 5 Pins

SC19160

2 Wire IC Digital Temperature Sensor, -55°C to 125°C, SOT-23, 5 Pins

MICROCHIP

The MCP9800A0T-M/OT is a 2-Wire high-accuracy Temperature Sensor converts temperature between -55 and +125?C to a digital word. They provide an accuracy of ?1?C (maximum) from -10?C to +85?C. This family comes with user-programmable registers that provide ...

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

1+ £0.97 (£1.16) 25+ £0.82 (£0.98)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
Digital Digital ± 0.5°C ± 1°C -55°C -55°C +125°C 125°C SOT-23 SOT-23 5Pins 2.7V 5.5V 1Channels 12 bits I2C, SMBus -55°C 125°C - AEC-Q100
ZXCT1009FTA
ZXCT1009FTA - High Side Current Sensor Monitor, 4u, 2MHz, SOT-23, 2.5V

SC19120

High Side Current Sensor Monitor, 4u, 2MHz, SOT-23, 2.5V

DIODES INC.

The ZXCT1009F is a high side current sense monitor in 3 pin SOT-23 package. This device eliminates the need to disrupt ground plane when sensing load current. It takes high side voltage developed across current shunt resistor and translates it into a propo...

You previously purchased this product. View in Order History

Each (Supplied on Cut Tape)

1+ £0.93 (£1.12) 25+ £0.80 (£0.96) 100+ £0.66 (£0.79)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - SOT-23 SOT-23 3Pins 2.5V 20V - - - -40°C 85°C - AEC-Q100
TC-MD 50
TC-MD 50 - Digital Pipe, Wire & Stud Detector/ Finder

TL19748

Digital Pipe, Wire & Stud Detector/ Finder

EINHELL

The Einhell digital detector TC-MD 50 is an indispensable helper for DIY enthusiasts: in the home, at the building site or for renovation work. The digital detector is unbeatable for reliable localization in walls. This tool reliably detects ferrous and no...

You previously purchased this product. View in Order History

Each

1+ £23.30 (£27.96)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - - -
I-42
I-42 - 12V Light Sensor Module Kit

HK00268

12V Light Sensor Module Kit

CEBEK

Light sensitive module which activates a relay when the light level drops below an adjustable level. Reverse polarity protected. LED operating indicator. • Probe supplied • Operating voltage: 12V • Current consumption: 50mA • Maximum relay load: 5A • Detec...

You previously purchased this product. View in Order History

Each

1+ £18.28 (£21.94) 5+ £16.99 (£20.39)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - - -
SEN-13261
SEN-13261 - OpenScale Weight & Temperature Sensor Board

MK00818

OpenScale Weight & Temperature Sensor Board

SPARKFUN ELECTRONICS

Simple, open source solution for measuring weight and temperature. Capable of reading multiple types of load cells and provides a simple serial configuration menu to set calibration value, sample rate, time stamp and units of precision. • Designed for appl...

You previously purchased this product. View in Order History

Each

1+ £25.38 (£30.46)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - - -
101020174
101020174 - Grove Infrared Reflective Sensor V1.2

MK00583

Grove Infrared Reflective Sensor V1.2

SEEED STUDIO

Grove - Infrared Reflective Sensor v1.2 can be used for the detection of proximity and colour of objects. The reflective photosensor - RPR-220 used in this module consists of an infrared light emitting diode and a high –sensitivity phototransistor. This se...

You previously purchased this product. View in Order History

Each

1+ £4.19 (£5.03) 5+ £3.88 (£4.66)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - - -
RTF4-2/NAH
RTF4-2/NAH - Self Adhesive Patch PT100 Sensor, Type PRT, 2m

SN36891

Self Adhesive Patch PT100 Sensor, Type PRT, 2m

LABFACILITY

The RTF4-2/NAH is a Patch Surface Sensor, rugged sensor encapsulated within waterproof silicone rubber. They are used for surface applications. • Class B tolerance • PTFE insulated lead • 4-wire tail termination to IEC60751 • 2m PTFE lead

You previously purchased this product. View in Order History

Each

1+ £34.21 (£41.05) 5+ £32.96 (£39.55) 10+ £31.81 (£38.17) 25+ £30.22 (£36.26)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - -50°C +150°C - - - - - - - - - - - - -
PSG04176
PSG04176 - 3V to 5V Ultrasonic Distance Sensor, Rear Header HC-SR04

SN36937

3V to 5V Ultrasonic Distance Sensor, Rear Header HC-SR04

MULTICOMP PRO

This new version of the ubiquitous HC-SR04+ has been engineered to work down to 3V making it absolutely ideal to connect directly to MicroBit or Raspberry Pi GPIO pins using the 3.3V power. Works identically to the standard product although you will notice...

You previously purchased this product. View in Order History

Each

1+ £3.51 (£4.21) 10+ £3.29 (£3.95)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - HC-SR04 Series -
56107
56107 - Mini Prong Soil Moisture Sensor for micro:bit

ED00544

Mini Prong Soil Moisture Sensor for micro:bit

KITRONIK

Mini' prong soil moisture sensor for BBC micro:bit. The Mini Prong soil sensor is a short version of the original Prong sensor that has been specially adapted for use with the Kitronik Greenhouse Kit for BBC micro:bit. This is a sensor board that can be co...

You previously purchased this product. View in Order History

Each

1+ £1.90 (£2.28) 10+ £1.80 (£2.16)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - - -
MR77
MR77 - Pinless Moisture Meter with Thermo Hygrometer Sensor,  IR Thermometer and Pin Probe

IN07397

Pinless Moisture Meter with Thermo Hygrometer Sensor, IR Thermometer and Pin Probe

FLIR

The FLIR MR77 is a rugged, feature-packed moisture meter incorporating a pinless sensor and a wired pin probe to capture moisture readings up to 0.75” below the surface of various wood types and building materials. The unit also incorporates a laser-spot I...

You previously purchased this product. View in Order History

Each

1+ £535.00 (£642.00)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - 0°C 50°C - -
MICRO TEK500
MICRO TEK500 - Microwave Leak Detector

IN00096

Microwave Leak Detector

MARTINDALE ELECTRIC

PASS/FAIL Microwave leakage detector for testing both commercial and domestic microwave ovens. The unit is designed to comply with harmonised European standards on permitted exposure levels and it will indicate leakage levels by a simple to use traffic lig...

You previously purchased this product. View in Order History

Each

1+ £174.40 (£209.28) 5+ £170.00 (£204.00)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - - -
SEN0220
SEN0220 - Gravity UART Infrared CO2 Sensor for Arduino

SC15079

Gravity UART Infrared CO2 Sensor for Arduino

DFROBOT

UART infrared CO2 sensor which effective range is up to 50000ppm. This sensor is based on non-dispersive infrared (NDIR) technology and has good selectivity and oxygen-free dependency. It integrates temperature compensation and support UART communication m...

You previously purchased this product. View in Order History

Each

1+ £71.00 (£85.20)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - Gravity Series -
SEN0209
SEN0209 - Gravity Piezo Film Vibration Sensor for Arduino

SC15122

Gravity Piezo Film Vibration Sensor for Arduino

DFROBOT

Simple sensor that uses piezo film to detect vibration, impact and touch. The film comprises a 28µm thick piezoelectric PVDF polymer with screen-printed Ag-ink electrodes, laminated and fitted with two crimped contacts. As the piezo film is displaced from ...

You previously purchased this product. View in Order History

Each

1+ £4.96 (£5.95)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - Gravity Series -
RTF4-3
RTF4-3 - Self Adhesive Patch PT100 Sensor, Type PRT, 3m

SN36850

Self Adhesive Patch PT100 Sensor, Type PRT, 3m

LABFACILITY

The RTF4-3 is a Platinum Rugged Patch Sensor encapsulated in a waterproof silicone rubber with self adhesive aluminium foil backing construction and PTFE insulated, 7/0.2mm twisted 4-core and tails lead. Meets BS1904 class B, mounted on the reverse side of...

You previously purchased this product. View in Order History

Each

1+ £42.17 (£50.60) 5+ £40.64 (£48.77) 10+ £39.21 (£47.05) 25+ £37.25 (£44.70)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - -50°C +150°C - - - - - - - - - - - - -
PELL0052
PELL0052 - 10A Photocell Sensor, 5-15 Lux, IP44

LA08664

10A Photocell Sensor, 5-15 Lux, IP44

PRO ELEC

Automatic photocell lighting controller. • Current rating: 10A • Supply voltage: 110-240V AC • Ambient light: 5-15Lux • IP44 Rated • Dimensions (Dia.xH): 80x125mm

You previously purchased this product. View in Order History

Each

1+ £4.44 (£5.33) 3+ £4.07 (£4.88) 5+ £3.49 (£4.19)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - - -
771
771 - 20mA Process Digital Clamp Meter

IN05190

20mA Process Digital Clamp Meter

FLUKE

With the Fluke 771 you no longer need to lift a wire from a terminal (break the loop) to measure 4-20 mA which has a direct impact on your maintenance time. With the Fluke 771 there is no need to call a control room to override the control of a process loo...

You previously purchased this product. View in Order History

Each

1+ £669.00 (£802.80) 3+ £655.00 (£786.00)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - - -
MO230
MO230 - Pocket Moisture Meter

IN06526

Pocket Moisture Meter

EXTECH INSTRUMENTS

Large dual graphical LCD, displays moisture in wood and other building materials plus air temperature and relative humidity. • Simultaneous digital readout of moisture content plus ambient temperature or humidity • Analogue bargraph display of moisture, ma...

You previously purchased this product. View in Order History

Each

1+ £120.60 (£144.72) 3+ £113.75 (£136.50)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - -40°C 70°C - -
606-2
606-2 - Pocket Moisture Meter

IN05399

Pocket Moisture Meter

TESTO

In addition to material moisture, testo 606-2 also measures air moisture and temperature. In this way, drying conditions can be reliably assessed directly on-site. • Accurate wood moisture measurement for characteristic curves beech, spruce, larch, oak, pi...

You previously purchased this product. View in Order History

Each

1+ £140.00 (£168.00) 2+ £136.37 (£163.64)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - -10°C 50°C - -
SFH250
SFH250 - Detector, Fibre Optic

SC12490

Detector, Fibre Optic

BROADCOM

Receiver with analogue output for polymer optical fibre applications. The transparent plastic package has an aperture where a 2.2mm fibre end can be inserted. This very easy coupling method is extremely cost-effective. It is suitable for use in household e...

You previously purchased this product. View in Order History

Each

1+ £7.86 (£9.43) 25+ £6.57 (£7.88) 50+ £6.01 (£7.21)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - - -
GJD018
GJD018 - Opal RFX Wireless PIR Motion Detector IP55 35m

SR04787

Opal RFX Wireless PIR Motion Detector IP55 35m

GJD

An RFX PIR for use in a wireless, external PIR system. • 90° multifunction lens with masking facility • Fully adjustable pan and tilt • White light filter • Waterproof IP55 rated • Temperature from -20°C to +55°C • Advanced, UV stabilised high impact ABS •...

You previously purchased this product. View in Order History

Each

1+ £60.60 (£72.72) 3+ £58.98 (£70.78)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - - -
FLUKE 365
FLUKE 365 - 200A True RMS AC/DC Clamp Meter

IN06090

200A True RMS AC/DC Clamp Meter

FLUKE

The Fluke 365 is a rugged meter perfect for jobs where access to wires is difficult. The 365’s thin, small jaw is detachable with a flexible lead, which makes gaining access to wires and viewing the display easier than ever. • 200 A ac and dc current measu...

You previously purchased this product. View in Order History

Each

1+ £259.00 (£310.80)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - - -
TEN01071
TEN01071 - Pocket Moisture Meter

IN04871

Pocket Moisture Meter

TENMA

Measures the moisture level in sawn timber (also cardboard or paper) and hardened materials (plaster, concrete and mortar). • Measuring Principle: Electrical Resistance • Electrodes: 8mm Integrated Replaceable Electrodes • Measuring Range: Wood: 6-44%; Mat...

You previously purchased this product. View in Order History

Each

Hazardous Item: There maybe additional transit time on this item. Delivery of other items on your order will be unaffected.

1+ £29.74 (£35.69) 3+ £27.30 (£32.76)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - 0°C 40°C - -
CD1000
CD1000 - Cable Detector & Fuse Finder Kit

IN06958

Cable Detector & Fuse Finder Kit

MARTINDALE ELECTRIC

The CD1000 is a multi-function cable detector and fuse finder kit, ideal for tracing circuits in walls, underground cables and fuse finding applications on live and dead circuits. The two piece kit provides fast and simple location of open circuits in cabl...

You previously purchased this product. View in Order History

Each

1+ £289.95 (£347.94) 3+ £281.98 (£338.38)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - - -
6SCU7
6SCU7 - Replacement U7 Motion Detector Module

HK01350

Replacement U7 Motion Detector Module

SNAP CIRCUITS

A Snap Circuit module for use with all Snap Circuit kits. It enables you to expand your circuit or to replace a lost part.

You previously purchased this product. View in Order History

Each

1+ £17.24 (£20.69)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - Snap Circuits Modules -
770-1
770-1 - 400A True RMS AC/DC Digital Clamp Meter

IN07544

400A True RMS AC/DC Digital Clamp Meter

TESTO

• TRMS measurement • Unique grab mechanism for easy working in tight spots • Fully retractable pincer • Automatic measurement parameter detection • Large two line display • Diode and continuity testing • Rating: CAT III 1000V and CAT IV 600V

You previously purchased this product. View in Order History

Each

1+ £95.03 (£114.04) 3+ £93.00 (£111.60)

Restricted Item

Minimum order of 1 items Multiples of 1 only Please enter a valid quantity

Add
Min: 1 Mult: 1
- - - - - - - - - - - - - - - - - - 770 Series -