Top 9 Circuit Tester Probe – Electrical System Tools

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ANCEL PB100 Automotive Circuit Tester Probe Kit Vehicle Diagnostic Test Tool Car Digital Volt Meter 12V 24V Electrical Power AVOmeter AC/DC Voltage Diode Current Resistance Detector

ANCEL #ad - It features red/green polarity indicators, follows & locates short circuits, continuity testing, supply power/activating components, signal circuit testing, and checks bad Ground contacts. Safety & durable - an auto circuit breaker makes this tool very safe and sustainable and its short-circuit protection protects the device from overload.

Friendly design - a friendly navigate user menu makes it easier to operate, even a beginner without a manual. Voltage, the Min. A must-have tool - designed for voltage & polarity testing, trailer lights & connections testing. Wide application - ancel pb100 circuit tester is a fast and efficient electrical scanning probe, including cars, fuel pumps, boats, relays, trailers, works on all 12-24V vehicle electrical systems, and more. Voltage, and frequency; resistance mode for reading the resistance between the tip and auxiliary ground lead; Diode mode for checking forward bias or reverse bias.

Built-in 2 headlights allow you to work in the dark area; an extra 20 feet extension cord allows reaching wires in or out of the vehicle or some congested places; a rugged carry case to store the tool whenever. 4 working modes - dc voltage mode for reading the dc voltage with a resolution of 01 volts; ac voltage mode for reading the Max. A quick self-test is a must before starting to test a circuit or component, which ensures your tool is in excellent condition.
BrandANCEL #ad
ManufacturerANCEL #ad
Height2.9 Inches
Length10.2 Inches
Width8.7 Inches
Part NumberPB100

2. Power Probe


Red PP3CSRED Car Automotive Diagnostic Test Tool, Digital Volt Meter, Circuit Tester, AC/DC Current Resistance, Power Probe III Clamshell

Power Probe #ad - 8 amp circuit Breaker Protection. 4mm banana jack. 20 foot power lead. Digital voltmeter with Min/Max Voltage Capturing. Supplies Power & Ground. Tests for Bad Grounds and Continuity.
BrandPower Probe #ad
ManufacturerPower Probe #ad
Height2 Inches
Length7.5 Inches
Weight1.36 Pounds
Width12 Inches
Part NumberPP3CSRED

3. All-SunTech


All-Sun EM285 Power Probe Car Circuit Tester with Automotive Electric System 6-24V DC Tools Support Track and Locate Short Circuits Test for Continuity with The Assistance of Auxiliary Ground Lead

All-SunTech #ad - Operate instrcution ①unroll the unit's cable. Functionary allsun em285 is an electrical tester for Reducing Diagnostic Time in Automotive Electrical Systems. Handy all-sun em285 have long cable makes your testing easily. It is a comprehensive 6-24V DC test kit.

Clamp the red clip to the positive terminal of the vehicle's battery. Tips ①an alarm sound made by the item indicates that the circuit breaker trips off. Test for polarity of a voltage. After the circuit breaker trips, it will reset automatically within 3 to 5 seconds. After a simple hook-up of the unit to the vehicle's battery, automotive technician can conduct a positive or negative battery current to the tip by rocking the power switch forward or backward. Track and locate short circuits.

Multi-functional test for continuity. Check switches, relays and the on-off of diodes, fuses and circuits . The unit has short-circuit protection and can test for bad ground contacts instantly.  . After an alarm sound,   if this item is still connected with the testing object and you keep pressing down the power switch, the circuit breaker will repeat the process of trip and reset automatically. Clamp the black clip to the negative terminal of the vehicle's battery.
BrandAll-SunTech #ad
ManufacturerAll-Sun #ad
Height2.1 Inches
Length12.5 Inches
Width6.3 Inches
Part NumberSO408



JASTIND Heavy Duty 3-48V Digital LCD Display Circuit Tester with 140 Inch Extended Spring Wire,Car Truck Vehicles Low Voltage Tester,Automotive Test Light with Stainless Probe¡­

JASTIND #ad - Constructed with acetate fiber, high toughness and shatter-proof. 1 v accuracy voltage reading on white backlight digital display. Made with sharp stainless steel probe for piercing wires, for hard to reach areas. Portable 140 inch long enough PU spring wire for easy operation. 3-48v widely use circuit tester, designed to check vehicles electrical circuits and other 3-48v wiring and circuits.
BrandJASTIND #ad
ManufacturerJASTIND #ad
Part NumberJTCVT-01B



Circuit Voltage Tester with Replacement Indicator Light for Car/Vehicles, JASTIND Heavy Duty Automotive Circuit Tester, Premium 6-24V Test Light with Extended Spring Test Leads & Sharp Piercing Probe

JASTIND #ad - Strictly tested long service life test light bulb, including 1 pcs replacement conductive spring& bulb set to make it serve you faithfully for years.

Portable 135 inch long enough PU spring wire cord and large size alligator clip for easy and one hand operation. Made with sharp super hard steel probe for piercing wires, also for hard to reach areas. Heavy duty construction, shatter-proof, heavy duty, large size tester body made with high quality ABS, durable than normal test light.6-24v widely use circuit tester, designed to check vehicles electrical circuits, automotive battery, circuit integrity and other 6-24 volt wiring and circuits.100% customer satisfaction service.
BrandJASTIND #ad
ManufacturerJASTIND #ad
Part Number4354323523



BT260 20FT Car Electrical Diagnostic Tool 6V/12V/24V Circuit System Tester DC/AC Voltage/Polarity Locator with Dual LED, AUTOOL Automative Circuit Tester Power Probe Kit

AUTOOL #ad - 4 adjustable modes circuit testerthere are four modes to diagnose the electrical systems, which can be accessed by depressing the Mode Button and cycling through each one: DC Voltage, AC Voltage, Resistance and Diode. Additionally, we offer rugged blow molded case managing these product parts to avoid loss and easy transport.

Safety designauto circuit breaker protect the tool from overload through the inner circuit breaker to enables product last longer and durable. We offer 3 month money back guarantee, boats, ATV, For more FAQS please feel free to inquiry. Wide vehicles coverageautool circuit tester can support 6-30v cars, trailers, motorhomes and many other vehicles. Easy to use and highly reliablebuilt-in head light allow you to work in the dark area, there will be beep tone when detecting, operate the tool without looking at the menu once you are familiar with the tone.

Professional functionthe autool bt260 is the best electrical tester, diagnosing circuit failures, supporting the multi-language for reducing diagnostic time in all 6- to 30-volt vehicle electrical systems, checking the good and bad ground, testing for continuity, capturing minimum/maximum voltage, which perfectly performs each type of service, activating components on and off the vehicle, such as, etc.20ft cable provides excellent accessibility to test along the vehicle.
BrandAUTOOL #ad
ManufacturerAUTOOL #ad
Height1.18 Inches
Length7.87 Inches
Weight0.37 Pounds
Width1.18 Inches
Part Number9242K5PRYFM10BY411A3W93VH



Test Light with 140 Inch Extended Spring Wire, JASTIND Heavy Duty 3-48V Backlit Digital LCD Circuit Tester, Car Truck Low Voltage & Light Tester with Stainless Probe

JASTIND #ad - Accurate lcd digital display, resolution to. 1v voltage reading on blue back light LCD digital display, with high accuracy to ±03v. 100% lifetime satisfaction customer service, we always stand behind our products, click "Add to Cart" with confidence today.

Easy and convenient operation, portable high quality max extended to 140inch long enough PU spring wire for easy automotive circuits testing. Quality made and heavy duty, large and heavy duty than normal test light on the market; sharp stainless steel probe for piercing wires, constructed with acetate fiber body, high toughness and shatter-proof than normal material, for hard to reach areas.33-48v wide range, 3-48v widely use circuit tester/circuit test light, designed to check car electrical circuits and other 3-48v DC wiring and circuits.
BrandJASTIND #ad
ManufacturerJASTIND #ad
Part NumberJTCVT-01C



AUTOOL Automotive Circuit Tester,Car Electrical System Diagnostic Tool with LED Flashlight BT-260 for 6V/12V/24V Vehicle/Boat/Motorcycle/Heavy Duty/Truck

AUTOOL #ad - Integrate led flashlight on the head, let us work in dark condition easily. Testing for poor ground contacts instantly without performing voltage drop tests.

Following and locate short circuits without wasting fuses. Multi-language support: English German French Russian Spanish Italian Portuguese. The tool is also short-circuit protected; its internal circuit breaker will trip if it becomes overloaded. After a simple hook-up of the tool to the vehicle's battery. The tool's long cable allows you to test along the entire length of the vehicle without constantly searching for suitable vehicle grounds. The autool bt260 is the best electrical tester for reducing diagnostic time in all 6- to 30-volt. Vehicle electrical systems.
BrandAUTOOL #ad
ManufacturerAUTOOL #ad
Height3.15 Inches
Length9.06 Inches
Weight1020 Kilograms
Width7.87 Inches
Part NumberBT



KZYEE KM50 Power Circuit Probe Kit, Automotive Circuit Tester with AC DC Current Resistance Circuit Tester Fuel Injector Testing Digital Voltage Tester/Multimeter/Short Finder/Battery Tester

KZYEE #ad - One quick connection to the circuit and the KM50 will display all the needed fuel injector testing information. Fuel inject testing is specially set-up for fast and easy injector circuit diagnosis.

The built-in flashlight is bright enough to light up your work area, and the flashlight and the buzzer themselves can be turned off. Kzyee km50 circuit tester kit is an upgraded version of km10, like DC Voltage, Resistance, which performs each type of testing modes, Signal Frequency, duty cycle, Fuel Injection, AC Voltage, and Diode. Activates electrical components and tests their functions without jumper leads – by pressing the rocker switch to conduct a positive or negative battery current to the tip so as to power up electrical components.

 . Quicker troubleshoot and diagnose circuit conditions by switching waveform display from the digital display for AC Voltage, Frequency, Duty Cycle, and Fuel Inject testings by long-pressing the mode button for 3 seconds.
BrandKZYEE #ad
ManufacturerKZYEE #ad
Part NumberKM50