Circuit Tester

64 matches

Power Probe Circuit Tester

The Power Probe III Circuit tester (Red) with the ability to supply Power or G... The Power Probe III Circuit tester (Red) with the ability to supply Power or Ground with an indicator tone and bright-white LED headlamps. Features Digital Voltmeter, Min/Max, Audible Circuit Monitoring. Also features a 4 mm Standard Banana Jack and... more

as low as $121.51

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Lisle 24-Volt Heavy-Duty Circuit Tester

Quickly tests voltage up to 28-Volt. Works on any circuit up to 28-Volt includ... Quickly tests voltage up to 28-Volt. Works on any circuit up to 28-Volt including many heavy duty applications on large trucks and farm implements. Heavy duty probe, cord and clamp. more

as low as $11.25

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Power Probe PP4 RED Circuit Tester

The Power Probe 4 is a multi-use Circuit Tester with built-in diagnostic power... The Power Probe 4 is a multi-use Circuit Tester with built-in diagnostic power. This tool simplifies the testing of fuse boxes, verifies correct operation of motors, lights, relays, sensors, wires, communications circuits and computer drivers. The... more

as low as $254.96

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Lisle 3-Volt to 30-Volt Digital Circuit Teste...

Lisle 3-Volt to 30-Volt Digital Circuit Tester has an operating range from 3-V... Lisle 3-Volt to 30-Volt Digital Circuit Tester has an operating range from 3-Volt to 30-Volt DC to work on most vehicle electrical systems. It features 360° visibility of polarity. The probe is insulated to prevent shorting the side of the probe to... more

as low as $31.19

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Power Gear 90-300-Volt Circuit Tester

Be safe and test any outlet in your home with the Power Gear Circuit Tester. T... Be safe and test any outlet in your home with the Power Gear Circuit Tester. The circuit tester lets you know if your home's outlets are live by detecting voltage. The tester is designed to detect the presence of voltage between 90 and 300-Volt.... more

as low as $6.57

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Lisle 3-Volt to 49-Volt Digital Circuit Teste...

Lisle 3-Volt to 49-Volt Digital Circuit Tester is a heavy-duty circuit tester ... Lisle 3-Volt to 49-Volt Digital Circuit Tester is a heavy-duty circuit tester with digital LCD to show DC Voltage accurately. It has an operating range from 3-Volts to 49-Volts DC to work on most vehicle electrical systems along with 360° visibility... more

as low as $45.73

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Gardner Bender 12-Volt DC Automotive Circuit ...

Testing equipment can be put to good use ensuring that electrical equipment is... Testing equipment can be put to good use ensuring that electrical equipment is properly installed and safe to operate. Faulty installations can be lethal; the condition of electrical installations can be established when contractors use test equipment.... more

as low as $5.08

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Lisle 12-Volt Circuit Tester

A heavy duty circuit tester for lifetime use. The probe, handle, cord and clam... A heavy duty circuit tester for lifetime use. The probe, handle, cord and clamp are reinforced for extra durability. Comes with a strain relief spring on the cord. more

as low as $9.54

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Lisle Circuit Tester

Quick check both AC and DC current up to 28-Volt with the power on. Helps loca... Quick check both AC and DC current up to 28-Volt with the power on. Helps locate shorts or breaks in wiring. Complete with insulated grounding clip. more

as low as $5.67

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Power Probe PP4 Green Circuit Tester

The Power Probe 4 is a multi-use Circuit Tester with built-in diagnostic power... The Power Probe 4 is a multi-use Circuit Tester with built-in diagnostic power. This tool simplifies the testing of fuse boxes, verifies correct operation of motors, lights, relays, sensors, wires, communications circuits and computer drivers. The... more

as low as $254.96

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Lisle Handy Hooker Circuit Tester

"The Lisle 25600 ""Handy Hooker"" Circuit Tester is a hooded probe that protec... "The Lisle 25600 ""Handy Hooker"" Circuit Tester is a hooded probe that protects your fingers and centers the wire automatically. Its small size allows easy use even in the tightest places. It lets you test low voltage up to 12 V and can be used to... more

as low as $12.63

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Lisle Computer Safe Circuit Tester

Safe for automotive computers. Won't damage sensitive electronic components. D... Safe for automotive computers. Won't damage sensitive electronic components. Draws less than 21 mAh at 12-Volts DC. more

as low as $10.00

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Lisle 28-Volt Circuit Tester

Checks both low voltage and spark plug wires. The low-side checks AC and DC cu... Checks both low voltage and spark plug wires. The low-side checks AC and DC current up to 28-Volts with power on. The high-side checks spark plug wires without piercing. more

as low as $7.17

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Innova Combination Test Light / Circuit Teste...

HTML Edit Format helps to quickly identify if there is voltage present on wiri... HTML Edit Format helps to quickly identify if there is voltage present on wiring and circuits. Ergonomic grip design with 6 ft. test leads. Transparent handle shows bright LED's to identify connections. more

as low as $9.97

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Power Probe A Circuit-Tester Simplifies the T...

The Maestro - a multi-use Circuit-Tester with built-in diagnostic power. This ... The Maestro - a multi-use Circuit-Tester with built-in diagnostic power. This tool simplifies the testing of fuse boxes, verifies correct operation of motors, lights, relays, sensors, wires, and communication-circuits. The large LCD color display makes... more

as low as $305.96

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Lisle Circuit Tester Kit

The tester kit tests low voltage up to 28-Volt. Also finds electrical shorts, ... The tester kit tests low voltage up to 28-Volt. Also finds electrical shorts, checks polarity, detects battery drain, and checks circuits from a distance. Heavy-duty coil cord extends over 8 ft. more

as low as $28.78

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Commercial Electric Hi-Visibility Circuit Tes...

The Gardner Bender Voltage Tester is designed for safety and functionality. Th... The Gardner Bender Voltage Tester is designed for safety and functionality. This tester features 2 large, high-visibility, neon bulbs that indicate the presence of voltage. It has individual indicators for each voltage range to ensure reliable testing.... more

as low as $7.37

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Camco Circuit Tester Quickie

1-hand operation to test circuits in hard-to-reach areas. Works 2 ways capture... 1-hand operation to test circuits in hard-to-reach areas. Works 2 ways captures and pierces wire with unique hook design or it can be used as an ice pick type tester. Designed for quick and simple use. more

as low as $40.89

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Lisle Heavy-Duty Circuit Tester/Jumper

Works as a Jumper Wire for power or ground. Checks low-voltage up to 28-Volt. ... Works as a Jumper Wire for power or ground. Checks low-voltage up to 28-Volt. Comes with a strain relief spring on the cord. Probe, handle, cord and clamp are heavy-duty. 2-tools in 1-works as a 0-circuit tester and a jumper wire. more

as low as $23.69

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Reese Towpower 7-Way to 4 or 5 Flat Adapter w...

This Reese Towpower towing adapter converts a 7- way blade connector to a stan... This Reese Towpower towing adapter converts a 7- way blade connector to a standard 4 or 5-way flat connector. It features highly visible, cool blue LED circuit tester for instant completed circuit confirmation. Not only can you adapt the trailer to... more

as low as $19.85

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