Voltage testers

500+ products

Choose our reliable and convenient voltage tester and detector for safe use of your electrical devices.

2 Pack Digital Battery Tester Voltage Checker and Power Level Checker Combo for AA AAA C D 9V 1.5V Button Cell Battery（Batteries not included） (1/4)

2 Pack Digital Battery Tester Voltage Checker and Power Level Checker Combo for AA AAA C D 9V 1.5V Button Cell Battery（Batteries not included） (2/4)

2 Pack Digital Battery Tester Voltage Checker and Power Level Checker Combo for AA AAA C D 9V 1.5V Button Cell Battery（Batteries not included）

~~£35.90~~

Free shipping

3V 6V 12V 24V 48V 90V Electrical Tester Pen Voltage Tester with LCD Screen, Spring Lead, Crocodile Clip, Polarity Test, Flashlight, Car Fuse Tester (1/5)

3V 6V 12V 24V 48V 90V Electrical Tester Pen Voltage Tester with LCD Screen, Spring Lead, Crocodile Clip, Polarity Test, Flashlight, Car Fuse Tester (2/5)

3V 6V 12V 24V 48V 90V Electrical Tester Pen Voltage Tester with LCD Screen, Spring Lead, Crocodile Clip, Polarity Test, Flashlight, Car Fuse Tester (3/5)

3V 6V 12V 24V 48V 90V Electrical Tester Pen Voltage Tester with LCD Screen, Spring Lead, Crocodile Clip, Polarity Test, Flashlight, Car Fuse Tester

~~£36.86~~

Free shipping

Tester with Bulb DC 6V 12V 24V, Voltage Tester Pen for Vehicles, Extendable Car Circuit Tester with Long Spiral Wire, Compatible with Cars, Trucks, Motorcycles and Boats (1/5)

Tester with Bulb DC 6V 12V 24V, Voltage Tester Pen for Vehicles, Extendable Car Circuit Tester with Long Spiral Wire, Compatible with Cars, Trucks, Motorcycles and Boats

~~£33.80~~

Free shipping

High-precision 802 test pen, electrical voltage detector, 48-1000V/12-1000V test pen (yellow) (1/5)

High-precision 802 test pen, electrical voltage detector, 48-1000V/12-1000V test pen (yellow) (2/5)

High-precision 802 test pen, electrical voltage detector, 48-1000V/12-1000V test pen (yellow) (3/5)

High-precision 802 test pen, electrical voltage detector, 48-1000V/12-1000V test pen (yellow)

~~£35.92~~

Free shipping

Non-Contact Voltage Detector, AC Voltage Tester 12-1000V with Adjustable Sensitivity with Flashlight and Audible Alarm, Neutral/Phase Wire Test and Detect Firewire Zero Line (1/4)

Non-Contact Voltage Detector, AC Voltage Tester 12-1000V with Adjustable Sensitivity with Flashlight and Audible Alarm, Neutral/Phase Wire Test and Detect Firewire Zero Line

~~£38.10~~

Free shipping

DC voltmeter pointer 0-450V, voltage gauge, circuit measuring instrument, accuracy ± 2.5% (1/5)

DC voltmeter pointer 0-450V, voltage gauge, circuit measuring instrument, accuracy ± 2.5% (2/5)

DC voltmeter pointer 0-450V, voltage gauge, circuit measuring instrument, accuracy ± 2.5% (3/5)

DC voltmeter pointer 0-450V, voltage gauge, circuit measuring instrument, accuracy ± 2.5%

~~£27.86~~

Free shipping

2 Pieces Screwdriver Tester, Voltage Tester Pen, 70‑250V Electrical Voltage Detector, Electrical Testers, ABS Shell, for Circuit Repair (1/4)

2 Pieces Screwdriver Tester, Voltage Tester Pen, 70‑250V Electrical Voltage Detector, Electrical Testers, ABS Shell, for Circuit Repair (2/4)

2 Pieces Screwdriver Tester, Voltage Tester Pen, 70‑250V Electrical Voltage Detector, Electrical Testers, ABS Shell, for Circuit Repair

~~£33.11~~

Free shipping

Universal Battery Tester,Digital Battery Tester,for AA AAA C D 9V Keyed Batteries 1.5VBattery Voltage Checker (1/4)

Universal Battery Tester,Digital Battery Tester,for AA AAA C D 9V Keyed Batteries 1.5VBattery Voltage Checker (2/4)

Universal Battery Tester,Digital Battery Tester,for AA AAA C D 9V Keyed Batteries 1.5VBattery Voltage Checker

~~£31.46~~

Free shipping

Voltage circuit detector, practical and acuminized flexible test pen, easy to use, suitable for automotive repair tools (1/5)

Voltage circuit detector, practical and acuminized flexible test pen, easy to use, suitable for automotive repair tools (2/5)

Voltage circuit detector, practical and acuminized flexible test pen, easy to use, suitable for automotive repair tools (3/5)

Voltage circuit detector, practical and acuminized flexible test pen, easy to use, suitable for automotive repair tools

~~£33.98~~

Free shipping

Power Socket Tester, Socket Tester, Digital Circuit Breaker Finder, Electric Circuit Polarity Voltage Detector with Voltage Display, AC110-250V(EU Plug) (1/5)

Power Socket Tester, Socket Tester, Digital Circuit Breaker Finder, Electric Circuit Polarity Voltage Detector with Voltage Display, AC110-250V(EU Plug)

~~£37.24~~

Free shipping

UI4592 Spark Plug Testers Ignition System Online Coil Tester Auto Testing Tool (1/4)

UI4592 Spark Plug Testers Ignition System Online Coil Tester Auto Testing Tool (2/4)

UI4592 Spark Plug Testers Ignition System Online Coil Tester Auto Testing Tool

~~£36.44~~

Free shipping

HABOTEST HT100P Non-Contact Test Pencil LCD Digital Voltage Tester AC Phase and Detector with Sound and Light Alarm Portable Pen-Type Electroscope NCV Sensitivity Adjustment (1/5)

HABOTEST HT100P Non-Contact Test Pencil LCD Digital Voltage Tester AC Phase and Detector with Sound and Light Alarm Portable Pen-Type Electroscope NCV Sensitivity Adjustment

~~£41.10~~

Free shipping

(Red, Yellow, Green, Blue, White, Colored Lights) Automotive Alternator Tester - ROLEADER - Universal - 12V Battery - 8 LED Status Indicators (1/4)

(Red, Yellow, Green, Blue, White, Colored Lights) Automotive Alternator Tester - ROLEADER - Universal - 12V Battery - 8 LED Status Indicators (2/4)

(Red, Yellow, Green, Blue, White, Colored Lights) Automotive Alternator Tester - ROLEADER - Universal - 12V Battery - 8 LED Status Indicators

~~£44.95~~

Free shipping

Portable Digital Multimeter Electrical Test Pen Professional Voltage Resistance Diode Tester Live Wire Recognition Meter (1/4)

Portable Digital Multimeter Electrical Test Pen Professional Voltage Resistance Diode Tester Live Wire Recognition Meter (2/4)

Portable Digital Multimeter Electrical Test Pen Professional Voltage Resistance Diode Tester Live Wire Recognition Meter

~~£46.99~~

Free shipping

Car Battery Tester, 12v Alternator Load Tester with LED Indicator, 12v Battery Tester Digital Alternator Detector, Digital Alternator Analyzer for Car (1/4)

Car Battery Tester, 12v Alternator Load Tester with LED Indicator, 12v Battery Tester Digital Alternator Detector, Digital Alternator Analyzer for Car

~~£35.91~~

Free shipping

6V 12V 24V Car Circuit Tester Auto Relay Tester, Car Electrical Tester with Mechanic's Indicator Light for Low Voltage Testing, Yellow (1/5)

6V 12V 24V Car Circuit Tester Auto Relay Tester, Car Electrical Tester with Mechanic's Indicator Light for Low Voltage Testing, Yellow (2/5)

6V 12V 24V Car Circuit Tester Auto Relay Tester, Car Electrical Tester with Mechanic's Indicator Light for Low Voltage Testing, Yellow (3/5)

6V 12V 24V Car Circuit Tester Auto Relay Tester, Car Electrical Tester with Mechanic's Indicator Light for Low Voltage Testing, Yellow

~~£35.97~~

Free shipping

12kV Neon Fence Voltage Tester, 2000-12000V, 8 Indicator Lights, Waterproof, for Farms (1/5)

12kV Neon Fence Voltage Tester, 2000-12000V, 8 Indicator Lights, Waterproof, for Farms (2/5)

12kV Neon Fence Voltage Tester, 2000-12000V, 8 Indicator Lights, Waterproof, for Farms (3/5)

12kV Neon Fence Voltage Tester, 2000-12000V, 8 Indicator Lights, Waterproof, for Farms

~~£38.50~~

Free shipping

Automatic Electrical Socket Tester 50-60Hz UK/US/EU for Home PM6860DR (EU Plug) (1/5)

Automatic Electrical Socket Tester 50-60Hz UK/US/EU for Home PM6860DR (EU Plug) (2/5)

Automatic Electrical Socket Tester 50-60Hz UK/US/EU for Home PM6860DR (EU Plug) (3/5)

Automatic Electrical Socket Tester 50-60Hz UK/US/EU for Home PM6860DR (EU Plug)

~~£38.50~~

Free shipping

Digital Button Battery Tester with LCD Display to Check Remaining Electricity - Digital Measuring Tool (1/5)

Digital Button Battery Tester with LCD Display to Check Remaining Electricity - Digital Measuring Tool (2/5)

Digital Button Battery Tester with LCD Display to Check Remaining Electricity - Digital Measuring Tool (3/5)

Digital Button Battery Tester with LCD Display to Check Remaining Electricity - Digital Measuring Tool

~~£38.24~~

Free shipping

Ignition Tester, Portable, High Resistance, Simple Operation, Professional Spark Plug Tester for Car Diagnostic Tools (1/5)

Ignition Tester, Portable, High Resistance, Simple Operation, Professional Spark Plug Tester for Car Diagnostic Tools (2/5)

Ignition Tester, Portable, High Resistance, Simple Operation, Professional Spark Plug Tester for Car Diagnostic Tools (3/5)

Ignition Tester, Portable, High Resistance, Simple Operation, Professional Spark Plug Tester for Car Diagnostic Tools

~~£29.93~~

Free shipping

Socket Tester Ground Wire Tester, LCD Display RCD Trip Test Polarity Phase Check Electrical Socket Detector AC30-260V 45-65Hz (1/5)

Socket Tester Ground Wire Tester, LCD Display RCD Trip Test Polarity Phase Check Electrical Socket Detector AC30-260V 45-65Hz (2/5)

Socket Tester Ground Wire Tester, LCD Display RCD Trip Test Polarity Phase Check Electrical Socket Detector AC30-260V 45-65Hz (3/5)

Socket Tester Ground Wire Tester, LCD Display RCD Trip Test Polarity Phase Check Electrical Socket Detector AC30-260V 45-65Hz

~~£35.28~~

Free shipping

4-Piece Test Pen Set, Light-Up Test Pen, Dual-Purpose Contact Test Pen, Durable and Affordable Model 098 (1/4)

4-Piece Test Pen Set, Light-Up Test Pen, Dual-Purpose Contact Test Pen, Durable and Affordable Model 098 (2/4)

4-Piece Test Pen Set, Light-Up Test Pen, Dual-Purpose Contact Test Pen, Durable and Affordable Model 098

~~£37.74~~

Free shipping

Network cable tester, electrical wire finder, line locator, RJ11 tracing kit for network cables. (1/5)

Network cable tester, electrical wire finder, line locator, RJ11 tracing kit for network cables. (2/5)

Network cable tester, electrical wire finder, line locator, RJ11 tracing kit for network cables. (3/5)

Network cable tester, electrical wire finder, line locator, RJ11 tracing kit for network cables.

~~£35.87~~

Free shipping

ABS Car Battery Hydrometer, Accurate Gravity Tester, Professional and Fast Universal Detection Tool (1/5)

ABS Car Battery Hydrometer, Accurate Gravity Tester, Professional and Fast Universal Detection Tool (2/5)

ABS Car Battery Hydrometer, Accurate Gravity Tester, Professional and Fast Universal Detection Tool (3/5)

ABS Car Battery Hydrometer, Accurate Gravity Tester, Professional and Fast Universal Detection Tool

~~£40.02~~

Free shipping

Spark plug tester, ignition system coil diagnostic tester, automotive repair tool, accessories (1/5)

Spark plug tester, ignition system coil diagnostic tester, automotive repair tool, accessories (2/5)

Spark plug tester, ignition system coil diagnostic tester, automotive repair tool, accessories (3/5)

Spark plug tester, ignition system coil diagnostic tester, automotive repair tool, accessories

~~£40.82~~

Free shipping

Non-Contact Voltage Detector, AC Voltage Tester 12-1000V with Adjustable Sensitivity, Flashlight and Audible Alarm, Neutral/Live Wire Testing and Firewire Zero Line Detection (1/5)

Non-Contact Voltage Detector, AC Voltage Tester 12-1000V with Adjustable Sensitivity, Flashlight and Audible Alarm, Neutral/Live Wire Testing and Firewire Zero Line Detection

8 in 1 Electrical Circuit Tester Multifunction Voltage Tester 6V-380V Continuity Detector Pen for Voltage Voltmeter for Voltage Circuit Tester (1/4)

8 in 1 Electrical Circuit Tester Multifunction Voltage Tester 6V-380V Continuity Detector Pen for Voltage Voltmeter for Voltage Circuit Tester

~~£37.76~~

Free shipping

Earth wire tester for socket tester, socket phase (EU regulation HT107D) (1/5)

Earth wire tester for socket tester, socket phase (EU regulation HT107D) (2/5)

Earth wire tester for socket tester, socket phase (EU regulation HT107D) (3/5)

Earth wire tester for socket tester, socket phase (EU regulation HT107D)

~~£35.16~~

Free shipping

Automotive spark tester, a quick and convenient automotive ignition coil fault diagnostic and testing tool (1/5)

Automotive spark tester, a quick and convenient automotive ignition coil fault diagnostic and testing tool (2/5)

Automotive spark tester, a quick and convenient automotive ignition coil fault diagnostic and testing tool (3/5)

Automotive spark tester, a quick and convenient automotive ignition coil fault diagnostic and testing tool

~~£37.04~~

Free shipping

Circuit tester, wire tracer and toner, network cable tester, RJ-11 socket, search and locate wires and cables, test circuit continuity (1/5)

Circuit tester, wire tracer and toner, network cable tester, RJ-11 socket, search and locate wires and cables, test circuit continuity (2/5)

Circuit tester, wire tracer and toner, network cable tester, RJ-11 socket, search and locate wires and cables, test circuit continuity (3/5)

Circuit tester, wire tracer and toner, network cable tester, RJ-11 socket, search and locate wires and cables, test circuit continuity

~~£40.18~~

Free shipping

Ignition coil spark tester, universal length 4.9 inches, test pen diameter 0.4 inches, suitable for automotive troubleshooting (1/5)

Ignition coil spark tester, universal length 4.9 inches, test pen diameter 0.4 inches, suitable for automotive troubleshooting (2/5)

Ignition coil spark tester, universal length 4.9 inches, test pen diameter 0.4 inches, suitable for automotive troubleshooting (3/5)

Ignition coil spark tester, universal length 4.9 inches, test pen diameter 0.4 inches, suitable for automotive troubleshooting

~~£36.67~~

Free shipping

Non-Contact AC Voltage Detector with Beep Sound Alarm (1 Tester Pen) (1/4)

Non-Contact AC Voltage Detector with Beep Sound Alarm (1 Tester Pen) (2/4)

Non-Contact AC Voltage Detector with Beep Sound Alarm (1 Tester Pen)

~~£44.05~~

Free shipping

Digital battery tester, universal battery tester, suitable for AA, AAA, C, D, PP3, 9V 1.5V batteries (1/5)

Digital battery tester, universal battery tester, suitable for AA, AAA, C, D, PP3, 9V 1.5V batteries (2/5)

Digital battery tester, universal battery tester, suitable for AA, AAA, C, D, PP3, 9V 1.5V batteries (3/5)

Digital battery tester, universal battery tester, suitable for AA, AAA, C, D, PP3, 9V 1.5V batteries

Free shipping

12V Car Battery Tester, 6 LED Bright Display, Alternator Condition Check, Automotive Diagnostic Tool (1/5)

12V Car Battery Tester, 6 LED Bright Display, Alternator Condition Check, Automotive Diagnostic Tool (2/5)

12V Car Battery Tester, 6 LED Bright Display, Alternator Condition Check, Automotive Diagnostic Tool (3/5)

12V Car Battery Tester, 6 LED Bright Display, Alternator Condition Check, Automotive Diagnostic Tool

~~£36.53~~

Free shipping

Battery Tester BT-860 Voltage Checker Monitor Electrical Equipment Suitable for AA AAA CD 9V 1.5V Button Cell Batteries (1/5)

Battery Tester BT-860 Voltage Checker Monitor Electrical Equipment Suitable for AA AAA CD 9V 1.5V Button Cell Batteries (2/5)

Battery Tester BT-860 Voltage Checker Monitor Electrical Equipment Suitable for AA AAA CD 9V 1.5V Button Cell Batteries (3/5)

Battery Tester BT-860 Voltage Checker Monitor Electrical Equipment Suitable for AA AAA CD 9V 1.5V Button Cell Batteries

~~£38.03~~

Free shipping

Universal battery tester, pointer battery tester for AA AAA CD 9V 1.5V button batteries and small electrical devices (1/4)

Universal battery tester, pointer battery tester for AA AAA CD 9V 1.5V button batteries and small electrical devices (2/4)

Universal battery tester, pointer battery tester for AA AAA CD 9V 1.5V button batteries and small electrical devices

Free shipping

AC Voltage Tester 90-1000V Cat III 3 Non-Contact Voltage Detector Electric Pen with LED Warning, Voltage Tester and Detector (1/4)

AC Voltage Tester 90-1000V Cat III 3 Non-Contact Voltage Detector Electric Pen with LED Warning, Voltage Tester and Detector (2/4)

AC Voltage Tester 90-1000V Cat III 3 Non-Contact Voltage Detector Electric Pen with LED Warning, Voltage Tester and Detector

~~£34.08~~

Free shipping

2 Pieces LED Voltmeter Ammeter 0.28", Detector Red and Blue Voltage Panel, DC 0-100V 10A for 12V/24V Volt Ampere Gauge (1/5)

2 Pieces LED Voltmeter Ammeter 0.28", Detector Red and Blue Voltage Panel, DC 0-100V 10A for 12V/24V Volt Ampere Gauge (2/5)

2 Pieces LED Voltmeter Ammeter 0.28", Detector Red and Blue Voltage Panel, DC 0-100V 10A for 12V/24V Volt Ampere Gauge (3/5)

2 Pieces LED Voltmeter Ammeter 0.28", Detector Red and Blue Voltage Panel, DC 0-100V 10A for 12V/24V Volt Ampere Gauge

~~£31.67~~

Free shipping

Electrical Tester, Non-Contact Voltage Detector 12-1000V, Live/Neutral Wire Test, Audible & Visual Buzzer, Flashlight, AC 50-500Hz, NCV Voltage Tester Pen (1/5)

Electrical Tester, Non-Contact Voltage Detector 12-1000V, Live/Neutral Wire Test, Audible & Visual Buzzer, Flashlight, AC 50-500Hz, NCV Voltage Tester Pen

~~£31.22~~

Free shipping

RC 1-8s Lipo Battery Tester Monitor Low Voltage Alarm with LED Indicator for Lipo Life LiMn Li-ION Batteries (2PCS) (1/5)

RC 1-8s Lipo Battery Tester Monitor Low Voltage Alarm with LED Indicator for Lipo Life LiMn Li-ION Batteries (2PCS) (2/5)

RC 1-8s Lipo Battery Tester Monitor Low Voltage Alarm with LED Indicator for Lipo Life LiMn Li-ION Batteries (2PCS) (3/5)

RC 1-8s Lipo Battery Tester Monitor Low Voltage Alarm with LED Indicator for Lipo Life LiMn Li-ION Batteries (2PCS)

Free shipping

Replacement Point Lightweight Pole Sharp Point Stainless Steel (1/5)

Replacement Point Lightweight Pole Sharp Point Stainless Steel (2/5)

Replacement Point Lightweight Pole Sharp Point Stainless Steel (3/5)

Replacement Point Lightweight Pole Sharp Point Stainless Steel

~~£28.93~~

Free shipping

Non-contact voltage detector, voltage tester, adjustable sensitivity 20V-1000V, electrical test pen with display, audible and visual alarm, neutral and live wire identification (1/5)

Non-contact voltage detector, voltage tester, adjustable sensitivity 20V-1000V, electrical test pen with display, audible and visual alarm, neutral and live wire identification

Free shipping

Round ABS Voltmeter Analog Dial Gauge Accurate Tool for Measuring SO-45 AC 0-300V (1/5)

Round ABS Voltmeter Analog Dial Gauge Accurate Tool for Measuring SO-45 AC 0-300V (2/5)

Round ABS Voltmeter Analog Dial Gauge Accurate Tool for Measuring SO-45 AC 0-300V (3/5)

Round ABS Voltmeter Analog Dial Gauge Accurate Tool for Measuring SO-45 AC 0-300V

~~£33.83~~

Free shipping

Car battery tester, 12V digital battery tester, with LCD screen and LED indicator, battery monitor for cars, SUVs and trucks. (1/4)

Car battery tester, 12V digital battery tester, with LCD screen and LED indicator, battery monitor for cars, SUVs and trucks. (2/4)

Car battery tester, 12V digital battery tester, with LCD screen and LED indicator, battery monitor for cars, SUVs and trucks.

~~£32.99~~

Free shipping

Electrical Tester, Non-Contact Voltage Detector 12-1000V, Live/Neutral Wire Test, Audible & Visual Buzzer, Flashlight, AC 50-500Hz, NCV Voltage Tester Pen

Free shipping

Circuit Tester, Wire Tracer and Tone Generator, RJ-11 Network Cable Tester, Wire and Cable Locator, Circuit Continuity Tester (1/4)

Circuit Tester, Wire Tracer and Tone Generator, RJ-11 Network Cable Tester, Wire and Cable Locator, Circuit Continuity Tester (2/4)

Circuit Tester, Wire Tracer and Tone Generator, RJ-11 Network Cable Tester, Wire and Cable Locator, Circuit Continuity Tester

~~£36.58~~

Free shipping

BSIDE AVD06 Non-Contact Voltage Detector with 12-1000V Power Outlet, Automatic/Manual Mode, Adjustable Sensitivity, NCV, Live Wire Check with Color LED Indicator and (1/4)

BSIDE AVD06 Non-Contact Voltage Detector with 12-1000V Power Outlet, Automatic/Manual Mode, Adjustable Sensitivity, NCV, Live Wire Check with Color LED Indicator and

~~£52.83~~

Free shipping

Ignition Coil Tester, Adjustable High Energy Spark Plug Tester, Pickup Coil Diagnostic Tool (1/4)

Ignition Coil Tester, Adjustable High Energy Spark Plug Tester, Pickup Coil Diagnostic Tool (2/4)

Ignition Coil Tester, Adjustable High Energy Spark Plug Tester, Pickup Coil Diagnostic Tool

~~£38.10~~

Free shipping

Earth wire tester for socket tester, socket phase (EU regulation HT107D)

~~£36.94~~

Free shipping

Voltage Tester, 12KV 2000-12000V Non-Contact Voltage Tester, Pocket Clip Electric Fence Tester for Farm Electric Fence Voltage Testing Waterproof (1/5)

Voltage Tester, 12KV 2000-12000V Non-Contact Voltage Tester, Pocket Clip Electric Fence Tester for Farm Electric Fence Voltage Testing Waterproof

~~£40.60~~

Free shipping

Malayas 6-12V Spark Plug Tester Online Diagnostic Tool Car Repair for Testing the Ignition of Small Engines, Spark Plug and Coil Ignition System-Fei Yu (1/4)

Malayas 6-12V Spark Plug Tester Online Diagnostic Tool Car Repair for Testing the Ignition of Small Engines, Spark Plug and Coil Ignition System-Fei Yu

~~£39.65~~

Free shipping

5 pcs Electric Tester Pen

~~£29.99~~

Free shipping

LED Voltmeter Tester, Voltmeter Tester, 12V LED Display Voltage Tester, with Twist and Lock System for Boat, Vehicle, Motorcycle, Truck, Car, Caravan, Motorhome (1/5)

LED Voltmeter Tester, Voltmeter Tester, 12V LED Display Voltage Tester, with Twist and Lock System for Boat, Vehicle, Motorcycle, Truck, Car, Caravan, Motorhome

Free shipping