Voltage testers

500+ products

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

Wiha Volt Detector voltage tester, non-contact, single-pole 12 – 1,000 V AC I phase tester with optical and acoustic signal (43797) (1/5)

Wiha Volt Detector voltage tester, non-contact, single-pole 12 – 1,000 V AC I phase tester with optical and acoustic signal (43797) (2/5)

Wiha Volt Detector voltage tester, non-contact, single-pole 12 – 1,000 V AC I phase tester with optical and acoustic signal (43797) (3/5)

Wiha Volt Detector voltage tester, non-contact, single-pole 12 – 1,000 V AC I phase tester with optical and acoustic signal (43797) (4/5)

Wiha Volt Detector voltage tester, non-contact, single-pole 12 – 1,000 V AC I phase tester with optical and acoustic signal (43797) (5/5)

2 options

Wiha Volt Detector voltage tester, non-contact, single-pole 12 – 1,000 V AC I phase tester with optical and acoustic signal (43797)

~~£52.61~~

Free shipping

30mW Plastic Pan Type Visual Fault Locator Fiber Optic Cable Tester Meter for CATV 20-30km (1/5)

30mW Plastic Pan Type Visual Fault Locator Fiber Optic Cable Tester Meter for CATV 20-30km (2/5)

30mW Plastic Pan Type Visual Fault Locator Fiber Optic Cable Tester Meter for CATV 20-30km (3/5)

30mW Plastic Pan Type Visual Fault Locator Fiber Optic Cable Tester Meter for CATV 20-30km (4/5)

30mW Plastic Pan Type Visual Fault Locator Fiber Optic Cable Tester Meter for CATV 20-30km

~~£23.58~~

Free shipping

LASERLINER 083010A AC-TIVE FINDER

Circuit Tester Pen, Car Automotive Circuit Tester Tester DC 6V 12V 24V Bulb Voltage Test Pen Yellow (1/5)

Circuit Tester Pen, Car Automotive Circuit Tester Tester DC 6V 12V 24V Bulb Voltage Test Pen Yellow (2/5)

Circuit Tester Pen, Car Automotive Circuit Tester Tester DC 6V 12V 24V Bulb Voltage Test Pen Yellow (3/5)

Circuit Tester Pen, Car Automotive Circuit Tester Tester DC 6V 12V 24V Bulb Voltage Test Pen Yellow (4/5)

Circuit Tester Pen, Car Automotive Circuit Tester Tester DC 6V 12V 24V Bulb Voltage Test Pen Yellow

~~£18.98~~

Free shipping

220V Blue Backlight Digital LCD Voltmeter EU Plug Voltage Test Panel DM55-1 AC 80-300V (1/5)

220V Blue Backlight Digital LCD Voltmeter EU Plug Voltage Test Panel DM55-1 AC 80-300V (2/5)

220V Blue Backlight Digital LCD Voltmeter EU Plug Voltage Test Panel DM55-1 AC 80-300V (3/5)

220V Blue Backlight Digital LCD Voltmeter EU Plug Voltage Test Panel DM55-1 AC 80-300V

~~£18.20~~

Free shipping

Voltage test pen for cars and trucks, DC 6V/12V/24V (1/5)

Voltage test pen for cars and trucks, DC 6V/12V/24V (2/5)

Voltage test pen for cars and trucks, DC 6V/12V/24V (3/5)

Voltage test pen for cars and trucks, DC 6V/12V/24V (4/5)

Voltage test pen for cars and trucks, DC 6V/12V/24V

~~£17.44~~

Free shipping

DEKTON DT95268 Mains Tester 2pc

Free shipping

Blue Spot Tools Mains Tester Screwdriver 3x55mm (1/2)

Blue Spot Tools Mains Tester Screwdriver 3x55mm (2/2)

2 options

Blue Spot Tools Mains Tester Screwdriver 3x55mm

Free shipping

Draper 32071 Laserliner 083.013A ActiveFinder XP Voltage Tester

Free shipping

Voltage Detector Meter Tester AC 12-1000V Range Flashlight LCD Electric Indicator Pen Power Sensor Safety Insulators (1/5)

Voltage Detector Meter Tester AC 12-1000V Range Flashlight LCD Electric Indicator Pen Power Sensor Safety Insulators (2/5)

Voltage Detector Meter Tester AC 12-1000V Range Flashlight LCD Electric Indicator Pen Power Sensor Safety Insulators (3/5)

Voltage Detector Meter Tester AC 12-1000V Range Flashlight LCD Electric Indicator Pen Power Sensor Safety Insulators (4/5)

Voltage Detector Meter Tester AC 12-1000V Range Flashlight LCD Electric Indicator Pen Power Sensor Safety Insulators

~~£16.99~~

Free shipping

Roughneck 27-816 Mains Tester 190mm ROU27816 (1/3)

Roughneck 27-816 Mains Tester 190mm ROU27816 (2/3)

Roughneck 27-816 Mains Tester 190mm ROU27816

Free shipping

Roughneck 27-815 Mains Tester 140mm ROU27815 (1/3)

Roughneck 27-815 Mains Tester 140mm ROU27815 (2/3)

Roughneck 27-815 Mains Tester 140mm ROU27815

Free shipping

Circuit Tester 6v 12v 24v Heavy Duty Automotive Test Lamp Light SD184 (1/5)

Circuit Tester 6v 12v 24v Heavy Duty Automotive Test Lamp Light SD184 (2/5)

Circuit Tester 6v 12v 24v Heavy Duty Automotive Test Lamp Light SD184 (3/5)

Circuit Tester 6v 12v 24v Heavy Duty Automotive Test Lamp Light SD184 (4/5)

Circuit Tester 6v 12v 24v Heavy Duty Automotive Test Lamp Light SD184

Free shipping

Bluespot Tools Voltage Testers Set 2 Piece (1/3)

Bluespot Tools Voltage Testers Set 2 Piece (2/3)

Bluespot Tools Voltage Testers Set 2 Piece

Free shipping

Roughneck 27-816 Mains Tester (190mm) - Heavy-Duty Electrical Testing Tool

Free shipping

2 options

Sealey AK1990 Mains Tester 140mm

Free shipping

Portable Telephone Cable Tracker, Network Telephone Cable Tester, Toner Tracer RJ11 (1/5)

Portable Telephone Cable Tracker, Network Telephone Cable Tester, Toner Tracer RJ11 (2/5)

Portable Telephone Cable Tracker, Network Telephone Cable Tester, Toner Tracer RJ11 (3/5)

Portable Telephone Cable Tracker, Network Telephone Cable Tester, Toner Tracer RJ11 (4/5)

Portable Telephone Cable Tracker, Network Telephone Cable Tester, Toner Tracer RJ11

~~£31.10~~

Free shipping

Draper ABS Mains Tester with 150mm Probe (Model 10204) (1/2)

Draper ABS Mains Tester with 150mm Probe (Model 10204)

Free shipping

Ignition Tester, Spark Plug Tester, Ignition Coil Detector, Diagnostic Tool for Cars, Trucks, Motorcycles, Lawn Mowers (1/5)

Ignition Tester, Spark Plug Tester, Ignition Coil Detector, Diagnostic Tool for Cars, Trucks, Motorcycles, Lawn Mowers (2/5)

Ignition Tester, Spark Plug Tester, Ignition Coil Detector, Diagnostic Tool for Cars, Trucks, Motorcycles, Lawn Mowers (3/5)

Ignition Tester, Spark Plug Tester, Ignition Coil Detector, Diagnostic Tool for Cars, Trucks, Motorcycles, Lawn Mowers

~~£29.98~~

Free shipping

Battery Tester For Aa Aaa C D & 9V (1/4)

Battery Tester For Aa Aaa C D & 9V (2/4)

Battery Tester For Aa Aaa C D & 9V (3/4)

Battery Tester For Aa Aaa C D & 9V

Free shipping

Socket Tester, Advanced RCD Socket Tester, Automatic Neutral Wire, Direct Earth Wire, Circuit Polarity Detector, Electrical Leakage Tester, Socket Tester (1/5)

Socket Tester, Advanced RCD Socket Tester, Automatic Neutral Wire, Direct Earth Wire, Circuit Polarity Detector, Electrical Leakage Tester, Socket Tester

~~£28.48~~

Free shipping

Faithfull Microwave Leak Detector 3Mhz-3Ghz (1/2)

Faithfull Microwave Leak Detector 3Mhz-3Ghz

Free shipping

Détecteur de Tension Sans Contact, AC Testeur de Tension 12-1000V avec Sensibilité Réglable avec Lampe de Poche et Alarme Sonore, Test de Fil en Neutre/Phase et Détecter Firewire Ligne Zéro (1/5)

Détecteur de Tension Sans Contact, AC Testeur de Tension 12-1000V avec Sensibilité Réglable avec Lampe de Poche et Alarme Sonore, Test de Fil en Neutre/Phase et Détecter Firewire Ligne Zéro

Free shipping

Draper Multi-Functional Mains Tester with 140mm Probe (Model 10203) (1/2)

Draper Multi-Functional Mains Tester with 140mm Probe (Model 10203)

Free shipping

Draper In-Line Ignition Spark Tester Model 99924 for Accurate Spark Testing (1/5)

Draper In-Line Ignition Spark Tester Model 99924 for Accurate Spark Testing (2/5)

Draper In-Line Ignition Spark Tester Model 99924 for Accurate Spark Testing (3/5)

Draper In-Line Ignition Spark Tester Model 99924 for Accurate Spark Testing (4/5)

Draper In-Line Ignition Spark Tester Model 99924 for Accurate Spark Testing

Free shipping

KAIWEETS socket/circuit tester, tests 7 wiring configurations, displays voltage, tests residual current circuit breakers (48-250V CAT II 300V) (1/3)

KAIWEETS socket/circuit tester, tests 7 wiring configurations, displays voltage, tests residual current circuit breakers (48-250V CAT II 300V) (2/3)

KAIWEETS socket/circuit tester, tests 7 wiring configurations, displays voltage, tests residual current circuit breakers (48-250V CAT II 300V)

~~£25.86~~

Free shipping

Circuit Tester, Wire Tracer and Tone Generator, Network Cable Tester RJ-11 Jack, Wires and Cables Finder and Locator, Test Circuit Continuity (1/5)

Circuit Tester, Wire Tracer and Tone Generator, Network Cable Tester RJ-11 Jack, Wires and Cables Finder and Locator, Test Circuit Continuity (2/5)

Circuit Tester, Wire Tracer and Tone Generator, Network Cable Tester RJ-11 Jack, Wires and Cables Finder and Locator, Test Circuit Continuity (3/5)

Circuit Tester, Wire Tracer and Tone Generator, Network Cable Tester RJ-11 Jack, Wires and Cables Finder and Locator, Test Circuit Continuity (4/5)

Circuit Tester, Wire Tracer and Tone Generator, Network Cable Tester RJ-11 Jack, Wires and Cables Finder and Locator, Test Circuit Continuity

~~£39.99~~

Free shipping

2 options

5" Mains Tester - L4100

Free shipping

Ej.Life Kit Tone Generator, Wire Tracer Circuit Tester, 200EP High Precision, Toner Detector, Line Locator, Inductive Amplifier, for AIPERQ Network Cable Bonding (1/4)

Ej.Life Kit Tone Generator, Wire Tracer Circuit Tester, 200EP High Precision, Toner Detector, Line Locator, Inductive Amplifier, for AIPERQ Network Cable Bonding

Digital Battery Tester, Universal Battery Tester, Battery Tester for AA, AAA, C, D, PP3, 9V, 1.5V, Button Cell Batteries - Works Without Batteries (1/5)

Digital Battery Tester, Universal Battery Tester, Battery Tester for AA, AAA, C, D, PP3, 9V, 1.5V, Button Cell Batteries - Works Without Batteries (2/5)

Digital Battery Tester, Universal Battery Tester, Battery Tester for AA, AAA, C, D, PP3, 9V, 1.5V, Button Cell Batteries - Works Without Batteries (3/5)

Digital Battery Tester, Universal Battery Tester, Battery Tester for AA, AAA, C, D, PP3, 9V, 1.5V, Button Cell Batteries - Works Without Batteries (4/5)

Digital Battery Tester, Universal Battery Tester, Battery Tester for AA, AAA, C, D, PP3, 9V, 1.5V, Button Cell Batteries - Works Without Batteries

~~£35.83~~

Free shipping

FNIRSI TP10 Smart Non-Contact Voltage Tester (1/5)

FNIRSI TP10 Smart Non-Contact Voltage Tester (2/5)

FNIRSI TP10 Smart Non-Contact Voltage Tester (3/5)

FNIRSI TP10 Smart Non-Contact Voltage Tester (4/5)

FNIRSI TP10 Smart Non-Contact Voltage Tester

Mains Tester 140 x 2.9mm 100-250 Volt (1/3)

Mains Tester 140 x 2.9mm 100-250 Volt (2/3)

Mains Tester 140 x 2.9mm 100-250 Volt

Dapetz ® Ignition Coil & Spark Plug Tester – High Voltage In-Line Spark Tester for Automotive Engine Diagnostics, Easy Spark Analyser Tool (1/5)

Dapetz ® Ignition Coil & Spark Plug Tester – High Voltage In-Line Spark Tester for Automotive Engine Diagnostics, Easy Spark Analyser Tool (2/5)

Dapetz ® Ignition Coil & Spark Plug Tester – High Voltage In-Line Spark Tester for Automotive Engine Diagnostics, Easy Spark Analyser Tool (3/5)

Dapetz ® Ignition Coil & Spark Plug Tester – High Voltage In-Line Spark Tester for Automotive Engine Diagnostics, Easy Spark Analyser Tool

Electric Fence Tester Voltage Meter 10000V (Electrified Fencing Portable Voltmeter)

Free shipping

Gvda gd110a lcd noncontact voltage tester pen 208220278 208220278 (1/4)

Gvda gd110a lcd noncontact voltage tester pen 208220278 208220278 (2/4)

Gvda gd110a lcd noncontact voltage tester pen 208220278 208220278 (3/4)

Gvda gd110a lcd noncontact voltage tester pen 208220278 208220278

Electric Fence Tester Voltage Meter 7000V (Electrified Fencing Portable Voltmeter)

Free shipping

Gvda gd117 non contact ac voltage detector 12 300v 208219802 208219802 (1/5)

Gvda gd117 non contact ac voltage detector 12 300v 208219802 208219802 (2/5)

Gvda gd117 non contact ac voltage detector 12 300v 208219802 208219802 (3/5)

Gvda gd117 non contact ac voltage detector 12 300v 208219802 208219802 (4/5)

Gvda gd117 non contact ac voltage detector 12 300v 208219802 208219802

Gvda gd116a voltage tester pen lcd bargraph 208220277 208220277 (1/4)

Gvda gd116a voltage tester pen lcd bargraph 208220277 208220277 (2/4)

Gvda gd116a voltage tester pen lcd bargraph 208220277 208220277 (3/4)

Gvda gd116a voltage tester pen lcd bargraph 208220277 208220277

Voltage Tester, Mains Tester, Electric Screwdriver, Electric Pen Tester, 220V Voltage Tester, Slotted Screwdriver, Electrify Volt Detector, 100-500V Electric Tester (Pack of 2) (1/5)

Voltage Tester, Mains Tester, Electric Screwdriver, Electric Pen Tester, 220V Voltage Tester, Slotted Screwdriver, Electrify Volt Detector, 100-500V Electric Tester (Pack of 2)

~~£12.94~~

Free shipping

Non-contact Alarm Tools AC Voltage Detector Meter Electrical Indicator Tester Sensor Test Pencil Electrician Test (1/5)

Non-contact Alarm Tools AC Voltage Detector Meter Electrical Indicator Tester Sensor Test Pencil Electrician Test (2/5)

Non-contact Alarm Tools AC Voltage Detector Meter Electrical Indicator Tester Sensor Test Pencil Electrician Test (3/5)

Non-contact Alarm Tools AC Voltage Detector Meter Electrical Indicator Tester Sensor Test Pencil Electrician Test (4/5)

Non-contact Alarm Tools AC Voltage Detector Meter Electrical Indicator Tester Sensor Test Pencil Electrician Test

~~£11.95~~

Free shipping

Multifunctional wire tester, cable detector, MS6812 robotic lawnmower cable detector, LAN network cable line tester, robotic lawnmower wire break detector (1/5)

Multifunctional wire tester, cable detector, MS6812 robotic lawnmower cable detector, LAN network cable line tester, robotic lawnmower wire break detector

~~£24.81~~

Free shipping

Dapetz ® 6-12V Automotive Electrical Circuit Tester Test Lamp, Probe Light comes with Insulated contact point and prevents accidental shorting (1/5)

Dapetz ® 6-12V Automotive Electrical Circuit Tester Test Lamp, Probe Light comes with Insulated contact point and prevents accidental shorting

Voltage tester pen for cars and trucks. DC 6V/12V/24V. Or.Fonepro (1/5)

Voltage tester pen for cars and trucks. DC 6V/12V/24V. Or.Fonepro (2/5)

Voltage tester pen for cars and trucks. DC 6V/12V/24V. Or.Fonepro (3/5)

Voltage tester pen for cars and trucks. DC 6V/12V/24V. Or.Fonepro (4/5)

Voltage tester pen for cars and trucks. DC 6V/12V/24V. Or.Fonepro

~~£13.58~~

Free shipping

Car Battery Tester 12/24 V DC with LED Alternator for Car, Motorcycle, Truck, Battery (1/5)

Car Battery Tester 12/24 V DC with LED Alternator for Car, Motorcycle, Truck, Battery (2/5)

Car Battery Tester 12/24 V DC with LED Alternator for Car, Motorcycle, Truck, Battery (3/5)

Car Battery Tester 12/24 V DC with LED Alternator for Car, Motorcycle, Truck, Battery

~~£30.36~~

Free shipping

Electric Fence Tester Voltage Meter 12000V (Electrified Fencing Portable Voltmeter)

Free shipping

Sealey AK410 Dial Type Battery Fluid Tester 6/12/24V (1/2)

Sealey AK410 Dial Type Battery Fluid Tester 6/12/24V (2/2)

2 options

Sealey AK410 Dial Type Battery Fluid Tester 6/12/24V

Free shipping

Faithfull EM907 Socket Polarity Tester for UK 3-Pin 240V Outlets with 3-LED Indicator (1/3)

Faithfull EM907 Socket Polarity Tester for UK 3-Pin 240V Outlets with 3-LED Indicator (2/3)

Faithfull EM907 Socket Polarity Tester for UK 3-Pin 240V Outlets with 3-LED Indicator

Free shipping

Car Battery Tester 12/24 V DC with LED Alternator for Car, Motorcycle, Truck, Battery

~~£30.86~~

Free shipping

Draper Expert 82833 Soft Grip Trimming Knife with Safe Blade Retractor and Draper H.T. System Tester Set (4 Pieces) (1/5)

Draper Expert 82833 Soft Grip Trimming Knife with Safe Blade Retractor and Draper H.T. System Tester Set (4 Pieces) (2/5)

Draper Expert 82833 Soft Grip Trimming Knife with Safe Blade Retractor and Draper H.T. System Tester Set (4 Pieces) (3/5)

Draper Expert 82833 Soft Grip Trimming Knife with Safe Blade Retractor and Draper H.T. System Tester Set (4 Pieces) (4/5)

Draper Expert 82833 Soft Grip Trimming Knife with Safe Blade Retractor and Draper H.T. System Tester Set (4 Pieces)

Free shipping

Universal Battery Tester, Digital Battery Tester, for AA AAA CD 9V Key-Type Batteries 1.5V Battery Voltage Controller (1/5)

Universal Battery Tester, Digital Battery Tester, for AA AAA CD 9V Key-Type Batteries 1.5V Battery Voltage Controller (2/5)

Universal Battery Tester, Digital Battery Tester, for AA AAA CD 9V Key-Type Batteries 1.5V Battery Voltage Controller (3/5)

Universal Battery Tester, Digital Battery Tester, for AA AAA CD 9V Key-Type Batteries 1.5V Battery Voltage Controller (4/5)

Universal Battery Tester, Digital Battery Tester, for AA AAA CD 9V Key-Type Batteries 1.5V Battery Voltage Controller

~~£14.56~~

Free shipping

Reactive electrical tester pen, 70-250V waterproof voltage tester induced electrical pen, reactive electrical tester pen, non-contact voltage tester pen (1 piece) (1/5)

Reactive electrical tester pen, 70-250V waterproof voltage tester induced electrical pen, reactive electrical tester pen, non-contact voltage tester pen (1 piece)

~~£14.56~~

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

~~£14.56~~

Free shipping

Circuit Tester Pen, Automotive Relay Tester, Vehicle Circuit Tester, DC 6V 12V 24V Bulb Voltage Tester Pen, Yellow (1/5)

Circuit Tester Pen, Automotive Relay Tester, Vehicle Circuit Tester, DC 6V 12V 24V Bulb Voltage Tester Pen, Yellow (2/5)

Circuit Tester Pen, Automotive Relay Tester, Vehicle Circuit Tester, DC 6V 12V 24V Bulb Voltage Tester Pen, Yellow (3/5)

Circuit Tester Pen, Automotive Relay Tester, Vehicle Circuit Tester, DC 6V 12V 24V Bulb Voltage Tester Pen, Yellow (4/5)

Circuit Tester Pen, Automotive Relay Tester, Vehicle Circuit Tester, DC 6V 12V 24V Bulb Voltage Tester Pen, Yellow

~~£14.56~~

Free shipping

Universal Battery Tester, Digital Battery Tester for AA AAA CD 9V, 1.5V Battery Voltage Checker (1/5)

Universal Battery Tester, Digital Battery Tester for AA AAA CD 9V, 1.5V Battery Voltage Checker (2/5)

Universal Battery Tester, Digital Battery Tester for AA AAA CD 9V, 1.5V Battery Voltage Checker (3/5)

Universal Battery Tester, Digital Battery Tester for AA AAA CD 9V, 1.5V Battery Voltage Checker (4/5)

Universal Battery Tester, Digital Battery Tester for AA AAA CD 9V, 1.5V Battery Voltage Checker

~~£14.19~~

Free shipping

Digital Battery Tester, Universal Battery Tester, Battery Tester, for AA, AAA, C, D, PP3, 9V, 1.5V, Button Cell Batteries - Works without Battery (1/5)

Digital Battery Tester, Universal Battery Tester, Battery Tester, for AA, AAA, C, D, PP3, 9V, 1.5V, Button Cell Batteries - Works without Battery (2/5)

Digital Battery Tester, Universal Battery Tester, Battery Tester, for AA, AAA, C, D, PP3, 9V, 1.5V, Button Cell Batteries - Works without Battery (3/5)

Digital Battery Tester, Universal Battery Tester, Battery Tester, for AA, AAA, C, D, PP3, 9V, 1.5V, Button Cell Batteries - Works without Battery (4/5)

Digital Battery Tester, Universal Battery Tester, Battery Tester, for AA, AAA, C, D, PP3, 9V, 1.5V, Button Cell Batteries - Works without Battery

~~£14.78~~

Free shipping

in 1 Voltage Tester Screwdriver, High Torque Magnetic Screwdriver, Electricity Detector, Induction Electric Screwdriver, Reactive Electric Test Pen, for Detection (1/5)

in 1 Voltage Tester Screwdriver, High Torque Magnetic Screwdriver, Electricity Detector, Induction Electric Screwdriver, Reactive Electric Test Pen, for Detection

~~£14.35~~

Free shipping

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