Best Loadpro in 2026

Finds the problems like high corrosive resistance, shorts to ground, open circuits quickly

By loading the circuit, LOADpro makes a voltage drop test "on the fly", just press the switch and the test results can not lie

Kit includes 200 pages of hand written, hand drawn electrical troubleshooting tips and procedures

Finds the problems like high corrosive resistance, shorts to ground, open circuits quickly

By loading the circuit, Loader makes a voltage drop test "on the fly", just press the switch and the test results can not lie

This is the only OEM/manufacturer approved tool that can locate corrosion in wiring with a digital voltmeter

Complete 200-page guide to every aspect of electrical troubleshooting explained in a way that makes it useful in the shop

Written by a mechanic for real-world, hands-on testing including voltage drop explanations and corrosion causes

Batteries and testing fully explained including information on relays, potentiometers, resistors, solenoids, and more

Voltage Drop test with the push of a button

Finds corroded wires, loose connections, bad grounds, cut wires, shorts and other forms of resistance

Loading circuits finds problems fast. If the part quits, don't swap it. Test first with Loader and never make a mistake

New 187 LOADpro & Back Probe Kit includes tip adapters (NEW) and an assortment of back probes and clips.

Includes: - LOADpro Test Leads - LOADpro Tip Adapters - Flexible Silicon Back Probes - Spoon Probe Curved Back Probes - Large Crocodile Clips - Push-on Alligator Clips

LOADpro finds corrosive resistance, shorts to ground and open circuits.

Voltbeat technology and continuous self-test - so you always know it is working

Upon detection, tip glows and beeper sounds

CAT IV 1000 V for added protection

-10 Test leader & 5 colors : green×2,white×2,black×2,yellow×2,red×2

-20 Clips by nickel plated steel with PVC insulators and vinyl-covered alligator clips, strong spring clips and easy installation

-Length-20.5", Test lead-1.6" The clips soldered and stamping to the wires, Alligator clips securely to ensure good conduction

DIGITAL CIRCUIT BREAKER FINDER for a panel corresponding to the circuit to which an electrical outlet or fixture is connected

GFCI OUTLET TESTER includes a transmitter connected to the electrical outlet or fixture and a receiver to locate the correct breaker

VISUAL AND AUDIBLE INDICATORS are delivered when the correct breaker has been located

Versatile Digital Multimeter - Accurately measures AC/DC Current, AC/DC Voltage, Capacitance, Frequency, Duty Cycle, Resistance, Diode, Continuity and Temperature

Thoughtful Design - Support Data Hold, Large LCD Backlit Screen, Auto Shut-off and Hanging Magnet, and Kickstand make the process of measurements easier. Professional level is reflected in some features include Auto-Ranging capability, and True RMS for measuring both AC Current and Voltage

Suitable For Many Occasions - This Multimeter is a golden partner to help to troubleshoot a variety of automotive and household electrical problems safely and accurately.

Accuracy: With 3/s Sampling Speed, this multimeter can accurately measure AC/DC Voltage, DC current (Not for AC current), Continuity, Amp, Resistance and Diode

Widely Used: This meter is capable of testing Household Outlets, Batteries (including 12V Automotive Battery), Continuity, Electrical Circuit, Fuses, Wires, Light Bulbs and Water Heaters

Multi-Feature: Large Backlight LCD Display with 3 ½ digits (1999 count) delivers your results clearly in dim light areas; Data Hold button holds a reading; Built-in Stand allows for hand free use; Low Battery Indication and Continuity Buzzer

VERSATILE DIGITAL MULTIMETER - Accurately measures AC/DC Voltage, DC Current, Resistance, and Diode. This Multimeter is a really useful tool for solving industrial and household electrical issues. Suitable for Household Outlets, Fuses, Batteries (including Vehicles), Automotive Circuit Troubleshooting, Charging System, Testing electronics in Cars etc.

TROUBLESHOOTING WITH Accuracy - This Multimeter has a sampling speed of 2 times per second; Built-in a backlight LCD display with 3 ½ digits (1999 count) 0.6”, and high polarity including negative and positive readings.

ENSURES SAFETY - Double ceramic fuse is anti-burn and protects from overloading.The silicone cover is able to protect the multimeter from failing damage and prevent electric shocks. And low battery indication will be displayed when battery power is low.

SAFETY FIRST: It will send out multiple alarms through sound and light. When the voltage is detected, the tip will send out red light and beep. When the higher the sensed voltage is, or the closer it is to the voltage source, it beeps at a higher frequency. At the same time, the screen will be red or green, red means high voltage and live wire are detected, green means low voltage and null wire are detected.

NON-CONTACT: With NCV inductive probe for AC voltage; Just place the tip near a terminal strip, outlet, or supply cord. When the tip glows red and the pen beeps, you know there's voltage present. The live wire detector can automatically detect the live or neutral wire. Ideal for breakpoint Test. Handy circuit tester for electricians, homeowners.

DUAL RANGE: Detects standard and low voltage (12-1000V AC / 48-1000V AC) for more sensitive and flexible measurements. Press the S button to adjust sensitivity and adapt low range for doorbells, thermostats, irrigation wiring etc.; The NCV sensor automatically recognizes the voltage and displays it on the bar graph.

3 test leads (red, black, green) connected to low-leakage probes

3 alligator clips (red, black, green)

2.6m lead length

Constructed of black 600d Nylon

Has a heavy-duty PVC zipper and zinc alloy zipper tag

Convenient storage for meters, testers and tools

CL120 Clamp Meter measure AC current via the clamp, and AC/DC voltage, resistance and continuity via test leads

Meter has backlit LCD for ease of viewing in low light and is CAT III 600V, Class 2 Double Insulated

RT210 detects the most common wiring problems in standard and GFCI receptacles

TL224 test lead set, AC285 SureGrip alligator clips, AC220 SureGrip alligator clips, AC280 SureGrip hook clips

Includes TP175 TwistGuard test probes for dependable contact with a variety of test points

TPAK ToolPak Magnetic hanger for convenient suspension of your DMM from a metal surface

Copper: Both ends of the test leads are pure copper alligator clips. The maximum width of the crocodile clips opening is 10mm. Lead length: 3.3ft. Voltage: 1000V. Current: 15A.

Sturdy: The alligator clip is firmly fixed to the wire, and the rubber insulation layer ensures that it will not slip during use. The spring on the crocodile clip is strong enough and will not deform as you use it more often.

Function: Perfect for all electrical testing, electronic applications like automotive accessories and testing circuits on your vintage cars, trucks and motorcycle. As long as whatever you are testing uses a fuse of 15A or smaller.

Power Probe III Circuit Tester is designed to be a multi-functional electrical circuit tester

Quickly and easily diagnose automotive electrical systems

Features: Digital Voltmeter, Min/Max, Audible Circuit Monitoring, 4mm Standard Banana Jack and Auxiliary Ground for component testing. Works with 12 - 24 VDC Systems.

Leading Manufacturer Of High-Quality Products

International Renown For Our Diverse Range Of Award-Winning Products

Fully Equipped With State-Of-The-Art Technology

Automatically measures volts ac and volts dc with precise digital resolution

Displays resistance to 1000Ω

Easy and accurate OpenJaw current measurement

Power Probe III Circuit Tester is designed to be a multi-functional electrical circuit tester

Quickly and easily diagnose automotive electrical systems

Features: Digital Voltmeter, Min/Max, Audible Circuit Monitoring, 4mm Standard Banana Jack and Auxiliary Ground for component testing. Works with 12 - 24 VDC Systems.

A SAFEGUARD OF HOUSEHOLD APPLIANCES: Built in Premium LCD Digital Display with Black Character, this test can immediately detect and measure the current voltage by connecting to the switch plug or the other kind of wall socket. It allows you to check on power health of devices for preventing the low voltage damage to your valuable household appliances.

WIDE MEASURING RANGE & LOW CONSUMPTION: Measuring range: AC80-300V, Consume Power: Less than 1W(about every 1200hours consume 1 kilowatt-hour).2 Prongs Flat US Plug with Compact Size Design is ideally applicable to measuring the AC voltage in family, office space, industrial and mining enterprises, etc.

ADJUSTABLE POTENTIOMETER: There’s an Interior Potentiometer for accuracy adjustment. Just use screwdriver to open the outer coving and adjust the potentiometer with small size screw driver. Adjust potentiometer in counter-clockwise when it’s excessive voltage, but if display voltage is too low, adjust potentiometer in clockwise.

3 test leads (red, black, green) connected to low-leakage probes

3 alligator clips (red, black, green)

2.6m lead length

Twist guard, adjustable tips enhance safety and versatility length; Includes removable 4 millimeter lantern tips that thread onto the lead tip

WearGuard indicator shows damage to leads

Heavy duty strain relief withstands over 30000 bends

Leading Manufacturer Of High-Quality Products

International Renown For Our Diverse Range Of Award-Winning Products

Fully Equipped With State-Of-The-Art Technology

Measure voltage with or without test leads

Be safer: Measure voltage to 600V through the open fork, without test leads

Be faster: Not need to open covers or remove wire nuts simultaneously measure voltage and current

Includes a professional grade analog tone generator and tracing probe for open-ended, non-energized wiring

Toner-Pro features 5 distinct tone cadences, transmits 1,000+ feet

Rugged Angled Bed of Nails (ABN) clips securely attach to wires

WIDE APPLICATIONS - The AstroAI M4K0R Multimeter accurately measures AC/DC voltage to 600V, Current to 10A, Resistance to 40MΩ. You can use it for continuity test, diode test, battery test and live wire test. Includes 1.5V, 9V and 12V battery test modes to easily test a wide variety of batteries. Multimeter light turns red for low voltage and green for enough voltage.

NON-CONTACT - Fully safe non-contact voltage testing with sound and light alarms. You can detects AC voltage without the use of test leads. Uses NCV function：When the Meter senses a strong AC signal, the red indicator light will turn on and the buzzer will emit a quick beep.

THOUGHTFUL DESIGN - Support Data Hold, Max, Auto Shut-off, low battery indicator and continuity buzzer. Includes Convenient features like Audial and Visual Alarm, LCD Backlit Screen and Flashlight make it easy to use. Two 1.5V AAA batteries are included in the package.

[UNIQUE DESIGN- ANTI-LOST NEEDLE GUARD PROTECTION]: Adopt the integrated structure design of the probe protection cover, needle guard function is added to ensure that there will be no stab wounds and the guard will not be lost. Convenient to carry and take it wherever you go.

[LED INDICATION, BIDIRECTIONAL VOLTAGE TESTING]: This upgrade circuit test light is a bidirectional voltage tester. You can attach the alligator clamp either to negative or positive ground, there is also a light emitting diode on the circuit board for polarity indication, red light indicates positive polarity and green light indicates negative polarity.

[WIDER VOLTAGE RANGE] Compared with the auto electrical tester on the market, the maximum voltage measured is only 48V, but the maximum voltage that our technology can measure is upgraded to 60V. AWBLIN circuit test is ideal for checking various vehicles electrical circuits, quickly check automotive headlights, taillights, turn signal circuits, faulty sockets, fuse connections, also for testing other 3-60V DC wirings and circuits.

Power Probe III Circuit Tester is designed to be a multi-functional electrical circuit tester

Quickly and easily diagnose automotive electrical systems

Features: Digital Voltmeter, Min/Max, Audible Circuit Monitoring, 4mm Standard Banana Jack and Auxiliary Ground for component testing. Works with 12 - 24 VDC Systems.