Best Circuit Testers Deals Online in the UK (25 Deals Found)

Last Updated - 20/02/2026 Sort By:

Best Choice
JIMCOM

New
JIMCOM Circuit Tester, 6V/12V/24V Test Light Automotive Truck Car Electrical Circuit Continuity Tester Test Light Indica
CAR TRUCK CIRCUIT TEST PEN -- Professional automotive circuit tester / circuit test light for testing circuits from 6v/1

£6.99
20% Off
Qianeffort

New
Circuit Tester,3-90V DC Car Fuse Tester Pen for Car Truck,Voltage Tester With LED Digital Test Light,Electricity Tester
Durable Material: The handle of our car fuse tester is made of AS plastic, which is resistant to electricity and heat. T

£7.18 £8.99
New
Car Circuit Tester Pen Auto Fuse Test Probe Light Tool For 6V 12V 24V DC Voltage
Probe shape: Cone shaped. Signal strength display mode: LCD digital display. Safe electrical inspection and insulation o

£3.99
15% Off
AstroAI

New
AstroAI Digital Multimeter Voltmeter Ohmmeter Ammeter Multi Tester Meter with Backlit LCD Electronic Test Meter Measures
Versatile Digital Multimeter - Accurately measures AC/DC Voltage, DC Current, Resistance, and Diode. This Multimeter is

£8.47 £9.99
New
Power Circuit Electrical Tester Car Short Circuit Automotive 6-24v Auto Probe
1 Car Circuit Tester（without battery）. Easy operation : After a simple hook-up of the unit to the vehicle's battery, the

£7.99
YOJOCK

New
Socket Tester RCD Plug Outlet Tester, Electrical Receptacle Detector with LCD Display, 90-250V Power Socket Automatic El
Simple and Safe Operation: Plug and play design. YOJOCK socket tester are equipped with an color LCD display, showing at

£14.79
Best Value
KAIWEETS

New
KAIWEETS HT106E Socket Tester UK, RCD Plug Socket Tester Electrical Voltage Tester with LCD Display for Neutral/Live/Ear
【TESTING CAPABILITY】: This plug tester detects the most common wiring faults in standard and RCD electrical outlets, whi

£10.20 £14.99
New
Topdiag P150 Car Circuit Tester Power Probe Voltage Fuel Inject Tester 6-30V UK
It is no exaggeration to say that Topdiag P150 electric tester stands a more perfect and efficient diagnostic experience

£54.99
ULTRICS

New
ULTRICS Digital Multimeter, Voltmeter Ammeter Ohmmeter Circuit Checker with Backlight LCD Test Leads, Portable Multi Tes
【MULTIPURPOSE USE】 Compact digital multimeter ideal for commercial and home use. Works as a voltmeter, ammeter, ohmmeter

£8.39
New
Power Probe 3 Circuit Tester & PPDMM Cat IV Multimeter - PPROKIT01 Combo Kit
The PPROKIT01 combines the ever-popular Power Probe 3 circuit tester with the PPDM Hybrid-Safe CAT IV Multimeter Ideal f

£219.50
ULTRICS

Used
ULTRICS Digital Multimeter, Voltmeter Ammeter Ohmmeter Circuit Checker with Backlight LCD Test Leads, Portable Multi Tes
【MULTIPURPOSE USE】 Compact digital multimeter ideal for commercial and home use. Works as a voltmeter, ammeter, ohmmeter

£6.70
KAIWEETS

New
KAIWEETS Smart Circuit Tester, 0.8V-100V DC Voltage Tester with Backlight, Digital Test Light with Flashlight Measures P
【Smart Mode】The digital automotive tester defaults to SMART mode. In the SMART mode, the meter can automatically measure

£16.99
New
Pen 3-48V Digital Electric Circuit LCD Tester Test Light Car Truck Voltage Probe
Probe shape: Cone shaped. Signal strength display mode: LCD digital display. Display: LCD display.

£3.89
12% Off
KAIWEETS

New
KAIWEETS HT100 Voltage Tester, Dual-Range 12V-1000V/48V 1000V Non-Contact Electrical Tester, Voltage Sensitivity Electri
SAFETY FIRST: It will send out multiple alarms through sound and light. When the voltage is detected, the tip will send

£10.99 £12.49
New
Automotive Open and Short Circuit Tester DC 6-42V Car Wire Cables Tracker Tool
🔥🔥 🔥VDIAGTOOL V210 - Wire Finder Locator🔥🔥 🔥 >>>Product Features: The V210 Circuit Breaker Locator Tool is a tool

£17.99
22% Off
Zoe & Jim

New
Circuit Tester, 3-70v Dc Voltage Tester with Digital Test Light Flashlight Measures Polarity Continuity, for Automotive
PRODUCT SPECIFICATION -- The online testing of the testing pen 3-70v dc automotive electronic control system is specific

£6.99 £8.99
New
Car Circuit Tester Pen Auto Fuse Test Probe Light Tool For 6V 12V 24V DC Voltage
I2.57ect411t411SK" style="box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; p

£3.60
New
Car Circuit Tester Pen Auto Fuse Test Probe Light Tool For 6V 12V 24V DC Voltage

£4.29
New
Car Circuit Tester Current Test Fuse Diagnostic Tool 12V Range 0.01~19.99A Repai

£10.99
New
Car Fuse Tester Electrical Circuit Tester Automotive Fuse Current Detector Tool
Compact and, easy to carry around for on-site testing. Fuse type: standard. [Compact Design]: Beautiful appearance with

£12.52
New
Car Electrical Tester Power Probe Circuit Tester Vehicle Diagnostic Tool 6-24V
Carry out the following tests on systems from 6V up to 24V quickly and efficiently Tests continuity in: - Switches - Dio

£11.99
New
12V Circuit Tester Probe Voltage Pen Detector 3-48v Electric Car Fuse Test Light
Sharp steel probe easily pierces wire insulation to inspect circuits. Bulb: 3W, Bulb Cord Length: 102mm/4.0". The circui

£5.99
New
Car Circuit Tester Pen Auto Fuse Test Probe Light Tool For 6V 12V 24V DC Voltage
Probe shape: Cone shaped. Signal strength display mode: LCD digital display. Safe electrical inspection and insulation o

£3.90
New
Automotive Short & Open Finder Short Circuit Detector Car Repair Tool Detector T
EM415PRO Automotive Short & Open Circuit Finder Wire Tracer (6–42V DC). Using atransmitter and receiver system, this too

£13.59
New
POWER PROBE Car Circuit Red Diagnostic & Electronic Testers 12-24V PP401AS
All images shown are for illustration purpose only. 4 Red Diagnostic & Electronic Testers 12-24V.

£227.08 £283.85

25 Circuit Testers deals are available from: Amazon, eBay stores, starting from £3.60.
The biggest discount we found is 32% on KAIWEETS HT106E Socket Tester UK, RCD Plug Socket Tester Electrical Voltage Tester with LCD Display for Neutral/Live/EarthWire/RCD Testing, CAT II 300V, Includes 7 Visual Indications and Wiring Legend at Amazon.
The lowest price we found is £3.60 while the highest is £227.08.
Prices for the best Circuit Testers deals average at £28.00.
Last updated on February 20, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Circuit Testers.