FREE DELIVERY OVER £50 - next day to most of the UK
CLICK & COLLECT in as little as 1 minute
FREE Returns
Download The NEW Screwfix App

Easter opening hours - view

Detectors

(20 products)
Filter (0)

Filters Clear all

Categories

Brand

Fluke 1AC-II Voltage Detector Pen (85949)

Great Value Product
Product rating
4.7 out of 5 stars
(106)
Fluke 1AC-II Voltage Detector Pen
  • Light & Sound on Detection of Voltage
  • Detects CAT IV 1000V AC Voltage
  • IP40. CAT IV.

£22.99

INC VAT
in your basket Checkout Now

Kane 425 Boiler Flue Gas Analyser Kit (6743K)

Product rating
0 out of 5 stars
Kane 425 Boiler Flue Gas Analyser Kit
  • Combustion Analyser
  • CO Meter
  • Differential Pressure Meter

£749.99

INC VAT
in your basket Checkout Now

LAP K810 AC Voltage Detector Pen & Socket Tester Twin Pack (5449H)

Great Value Product
Product rating
4.7 out of 5 stars
(87)
LAP K810 AC Voltage Detector Pen & Socket Tester Twin Pack
  • Pocket Size
  • Reliable & Easy to Use
  • Sound & Light Instruction

£13.45

INC VAT
in your basket Checkout Now

Kewtech KT1780/S AC/DC Voltage Tester (53370)

Great Value Product
Product rating
4.7 out of 5 stars
(17)
Kewtech KT1780/S AC/DC Voltage Tester
  • Continuity Tester with LED & Buzzer
  • Torch Light Function
  • Live Circuit Warning LED

£53.99

INC VAT
in your basket Checkout Now

LAP MS8907 Voltage Detector Pen (3222G)

Great Value Product
Product rating
4.2 out of 5 stars
(271)
LAP MS8907 Voltage Detector Pen
  • CAT III 600V
  • Detects 50-1000V AC Voltage
  • Light & Sound Detection Response

£9.99

INC VAT
in your basket Checkout Now

Bosch D-Tect 120 Digital Wall Scanner (8224K)

Product rating
2.3 out of 5 stars
(3)
Bosch D-Tect 120 Digital Wall Scanner
  • 3 Detection Modes
  • Detection Depth: 38-120mm
  • Centre Finder Function

£209.99

INC VAT
in your basket Checkout Now

TPI 725L Pocket Combustible Gas Detector (6050K)

Great Value Product
Product rating
4.7 out of 5 stars
(14)
TPI 725L Pocket Combustible Gas Detector
  • Detects all Combustible Gases
  • Audible & Visual Alarm
  • 40ppm Methane Sensitivity

£49.99

INC VAT
in your basket Checkout Now

TPI 721 Combustible Gas Detector (8766K)

Product rating
5 out of 5 stars
(1)
TPI 721 Combustible Gas Detector
  • Detects all Combustible Gases
  • Audible & Visual Alarm
  • 10ppm Methane Sensitivity

£149.99

INC VAT
in your basket Checkout Now

Kewtech Kewstick Uno Non-Contact Voltage Tester with Red LED Indication (53855)

Product rating
3.5 out of 5 stars
(26)
Kewtech Kewstick Uno Non-Contact Voltage Tester with Red LED Indication
  • Cat IV Rating 90-600V
  • Balanced Sensitivity
  • Robust Construction

£18.99

INC VAT
in your basket Checkout Now

TPI 725 Gas Leak Detector (88260)

Product rating
4.7 out of 5 stars
(3)
TPI 725 Gas Leak Detector
  • Visual & Audible Alarms
  • 4 Levels of Leak Detection
  • Pocket Clip

£41.99

INC VAT
in your basket Checkout Now

Kewtech Kewstick Duo Voltage Detector Pen (2566J)

Great Value Product
Product rating
4.2 out of 5 stars
(12)
Kewtech Kewstick Duo Voltage Detector Pen
  • Detector Lights up Bright Red
  • Green LED Heartbeat
  • Long Battery Life

£20.83

INC VAT
in your basket Checkout Now

FireAngel NG-9BR Natural Gas Alarm (1764X)

Product rating
1 out of 5 stars
(1)
FireAngel NG-9BR Natural Gas Alarm
  • 3V DC Battery-Powered
  • 85dB Alarm
  • Power-On Light

£39.99

INC VAT
in your basket Checkout Now

TPI 720B Combustible Gas Leak Detector (62823)

Product rating
5 out of 5 stars
(1)
TPI 720B Combustible Gas Leak Detector
  • Instant Response
  • One-Hand Operation
  • Visual & Audible Indications

£119.99

INC VAT
in your basket Checkout Now

Hive Leak Sensor (161FV)

Product rating
0 out of 5 stars
Hive Leak Sensor
  • Works with - IFTTT - iOS App - Android App
  • Hub Not Required
  • Depth of Water Detectable:

£79.99

INC VAT
in your basket Checkout Now

C.K Non-Contact Voltage Detector (9396D)

Product rating
3.4 out of 5 stars
(8)
C.K Non-Contact Voltage Detector
  • Double-Insulated
  • Ergonomic Dual-Component Body
  • High Sensitivity Tester

£17.49

INC VAT
in your basket Checkout Now

Pipe Clamp Probe CK21M (78655)

Product rating
4 out of 5 stars
(1)
Pipe Clamp Probe CK21M
  • Measure Pipes with up to 30mm Diameter
  • Measure up to 100°C
  • Use with 'K' Type Sub-Mini Connectors

£16.99

INC VAT
in your basket Checkout Now

C.K Mains Voltage Tester (5015X)

Product rating
0 out of 5 stars
C.K Mains Voltage Tester
  • LED & Audible Alarm

£14.99

INC VAT
in your basket Checkout Now

Bosch AA1 Battery Adaptor (9349K)

Product rating
1 out of 5 stars
(1)
Bosch AA1 Battery Adaptor
  • 3 Year Manufacturer’s Guarantee (Registration Required, T&Cs Apply)

£14.99

INC VAT
in your basket Checkout Now

Hayes UK C383 Combustible Gas Leak Detector (6977K)

Product rating
2 out of 5 stars
(1)
Hayes UK C383 Combustible Gas Leak Detector
  • Detects all Combustible Gases
  • Audible & Visual Alarm
  • Methane Sensitivity

£99.99

INC VAT
in your basket Checkout Now

Refrigerant Gas Leak Detector 750A (63845)

Product rating
0 out of 5 stars
Refrigerant Gas Leak Detector 750A
  • 0.2 Oz/Yr Sensitivity
  • One-Hand Operation
  • Visual & Audible Indications

£99.99

INC VAT
in your basket Checkout Now