Shop Computer Safe Circuit Testers

Sponsored
About our ads
$39.99
Lisle Computer Safe Circuit Tester, LIS24550
Advance Auto Parts
$39.99
Lisle Computer Safe Circuit Tester, LIS24550
Advance Auto Parts
$20,000.00
Viavi Solutions Inc. TB5800V2-100GE-DP
TRS - RenTelco
$20,000.00
Viavi Solutions Inc. TB5800V2-100GE-DP
TRS - RenTelco
$13.76
Lisle 24550 - Computer Safe Circuit Tester
ToolPan
7
$13.76
Lisle 24550 - Computer Safe Circuit Tester
ToolPan
$26.94
$42.99
Performance Tool W2990 Computer Safe LED Digital Circuit Tester 1977
CJ Pony Parts
37% off
$26.94
$42.99
Performance Tool W2990 Computer Safe LED Digital Circuit Tester 1977
CJ Pony Parts
$25.25
$28.99
Sperry Instruments VD7504GFI Dualcheck 2-In-1 Non-Contact Voltage Detector + GFCI Outlet Circuit Analyzer, 360° Visual & Audible Indicators, 50-1000V
Amazon.com
2K+
12% off
$25.25
$28.99
Sperry Instruments VD7504GFI Dualcheck 2-In-1 Non-Contact Voltage Detector + GFCI Outlet Circuit Analyzer, 360° Visual & Audible Indicators, 50-1000V
Amazon.com
$144.46
Power Probe PPFUSE Fuse Monitor - Circuit Tester For Mini, Maxi & ATC Fuses - Live Current Readings Up To 80A - Replaceable Tips, And Built-In
Amazon.com
88
Free shipping
$144.46
Power Probe PPFUSE Fuse Monitor - Circuit Tester For Mini, Maxi & ATC Fuses - Live Current Readings Up To 80A - Replaceable Tips, And Built-In
Amazon.com
$303.66
Suretrace Plus Circuit Tracer, 0-600 Volts AC/DC With Continuity Test
Home Depot
11
Free shipping
$303.66
Suretrace Plus Circuit Tracer, 0-600 Volts AC/DC With Continuity Test
Home Depot
$22.99
Performance Tool W2992 Computer Safe LCD Digital Circuit Tester 3 To 48 Volt. Performance Tool. Other Diagnostic Service Tools. 039564001161.
eBay
6
Free shipping
$22.99
Performance Tool W2992 Computer Safe LCD Digital Circuit Tester 3 To 48 Volt. Performance Tool. Other Diagnostic Service Tools. 039564001161.
eBay
$18.79
Lisle Computer Safe Circuit Tester - Ls24550
Penn Tool Co
7
$18.79
Lisle Computer Safe Circuit Tester - Ls24550
Penn Tool Co
$44.97
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
21K+
Free shipping
10% off
$44.97
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
$15.99
Lisle 24550: Lisle Computer Safe Circuit Testers
Summit Racing
5
$15.99
Lisle 24550: Lisle Computer Safe Circuit Testers
Summit Racing
$69.98
Klein Tools ET310KIT AC Circuit Breaker Finder Kit, Electric Tester, GFCI Tester, Leads, Adapters And Case
Amazon.com
544
Free shipping
$69.98
Klein Tools ET310KIT AC Circuit Breaker Finder Kit, Electric Tester, GFCI Tester, Leads, Adapters And Case
Amazon.com
$89.99
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet And Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 4-Piece
Amazon.com
543
Free shipping
$89.99
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet And Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 4-Piece
Amazon.com
$32.54
Lisle 12V Computer Safe Test Light/ Circuit Tester W/Red & Green Polarity 24550. Lisle. Electrical Testers, Test Leads. 24550.
eBay
4
Free shipping
$32.54
Lisle 12V Computer Safe Test Light/ Circuit Tester W/Red & Green Polarity 24550. Lisle. Electrical Testers, Test Leads. 24550.
eBay
$30.69
$34.99
UNI-T UT25A Digital AC Circuit Breaker Finder And Tracker Kit With Electrical Integrated GFCI Outlet Socket Tester, Working On AC 90-120V, Adjustable
Amazon.com
12% off
$30.69
$34.99
UNI-T UT25A Digital AC Circuit Breaker Finder And Tracker Kit With Electrical Integrated GFCI Outlet Socket Tester, Working On AC 90-120V, Adjustable
Amazon.com
$1.99
Powerbuilt Computer Safe Circuit Tester 648344. Powerbuilt. Ignition Testers. 028907145662.
eBay
Free shipping
$1.99
Powerbuilt Computer Safe Circuit Tester 648344. Powerbuilt. Ignition Testers. 028907145662.
eBay
$26.02
Lisle Lis24550 24550 Computer Safe Circuit Tester
eBay
Free shipping
$26.02
Lisle Lis24550 24550 Computer Safe Circuit Tester
eBay
$34.56
Lisle 24550 Computer Safe Circuit Tester. Lisle. Electrical Testers, Test Leads. 083045245506.
eBay
4
Free shipping
$34.56
Lisle 24550 Computer Safe Circuit Tester. Lisle. Electrical Testers, Test Leads. 083045245506.
eBay
$12.53
Lisle Tool 24550 Computer Safe Circuit Tester. Lisle. Electrical Testers, Test Leads. 24550.
eBay
4
Free shipping
$12.53
Lisle Tool 24550 Computer Safe Circuit Tester. Lisle. Electrical Testers, Test Leads. 24550.
eBay
$22.08
Lisle 24550 Computer Safe Circuit Tester. Lisle. Electrical Testers, Test Leads. 083045245506.
eBay
Free shipping
$22.08
Lisle 24550 Computer Safe Circuit Tester. Lisle. Electrical Testers, Test Leads. 083045245506.
eBay
$17.95
Thexton 125 High Impedance Computer Circuit Tester Auto Computer Safe Test. Thexton. Other Diagnostic Service Tools. 125.
eBay
Free shipping
$17.95
Thexton 125 High Impedance Computer Circuit Tester Auto Computer Safe Test. Thexton. Other Diagnostic Service Tools. 125.
eBay
$27.99
$30.99
JEGS LCD Digital Circuit Tester
JEGS High Performance
$27.99
$30.99
JEGS LCD Digital Circuit Tester
JEGS High Performance
Best Electrical Testers and Meters for Voltage Diagnosis
Best Electrical Testers and Meters for Voltage Diagnosis
May 2, 2019
HOMEDEPOT
How To Make All In One Component Tester || All Component Tester || Continuity Tester
How To Make All In One Component Tester || All Component Tester || C…
89.3K viewsNov 13, 2022
YouTubeTechnical Premier
Circuit Breaker Testing
5:52
Circuit Breaker Testing
3.5M viewsMar 22, 2013
YouTubeOMICRONenergy
DualCheck™ NCV & GFCI Outlet Tester | Product Overview
4:54
DualCheck™ NCV & GFCI Outlet Tester | Product Overview
19.1K viewsApr 28, 2021
YouTubeSperry Instruments
Auto Circuit Tracer Detector
5:40
Auto Circuit Tracer Detector
126.1K viewsDec 17, 2018
YouTubeBruce L.
Commercial Electric Non Contact AC Voltage Detector MS8907H Demo
4:52
Commercial Electric Non Contact AC Voltage Detector MS8907H Demo
166.1K viewsJul 19, 2017
YouTubeThe Gizmo Garage
Electrical Installation Testing Introduction
8:31
Electrical Installation Testing Introduction
348.1K viewsDec 9, 2016
YouTubeJohn Ward (jwflame)
5:25
Electrical Circuit Testers Video
466.3K viewsDec 10, 2008
YouTubeHomeAdditionPlus
2:54
Outlet Tester and GFCI Tester
52.7K viewsMar 9, 2021
YouTubeFIX IT Home Improvement Channel
2:23
SureTest® Circuit Analyzer 61 164
14.4K viewsMay 11, 2015
YouTubeRon Kipper Formerly From IDEAL
15:24
4 Basic Electrical Testers & HOW TO USE THEM
1.1M viewsMar 15, 2021
YouTubeElectrician U
2:56
RCD Testing using a Fluke Multifunction Tester
58.5K viewsNov 27, 2019
YouTubePowerLogic
9:05
Klein Tools NCVT-1 Non Contact Voltage Tester
488.8K viewsJan 11, 2016
YouTubeReal Tool Reviews
12:55
The Ultimate Continuity Tester
56.7K viewsJul 2, 2020
YouTubeLeo's Bag of Tricks
1:56
The Fluke 438-II Power Quality and Motor Analyzer
100.2K viewsMay 9, 2016
YouTubeFluke Corporation
1:03
How to Test Circuit Breakers
936.3K viewsSep 23, 2010
YouTubeHowcast
10:29
Cable Tester and Wire Tracker
89.2K viewsSep 13, 2019
YouTubeComputer Solutions (CompSol101)
2:53
How to Use a Non-Contact Voltage Tester
405K viewsMay 20, 2015
YouTubeKlein Tools
5:13
Testing A 2 Volt System With The Midtronics Celltron Advantage Bat…
36.7K viewsFeb 2, 2015
YouTubeFranklin Electric Grid Solutions
1:34
DIGITAL AUTOMOTIVE CURRENT TESTER - SP TOOLS (SP62008 & …
28.9K viewsOct 16, 2019
YouTubeSP Tools
4:14
How to Use an Ethernet Cable Tester
613.6K viewsJan 17, 2019
YouTubeAt Tech
10:37
Klein Tools AC/DC Voltage/Continuity Tester Digital …
59.3K viewsFeb 17, 2021
YouTubeCoronado
9:22
Testing House Outlet with Multimeter---Easy!!
518.6K viewsAug 21, 2019
YouTubeFlashback502
3:09
HOW TO USE AN AUTOMOTIVE TEST LIGHT TO FIND PROBLEMS!!
291.1K viewsJul 29, 2016
YouTube2CarPros
5:36
Non-Contact Voltage Testers (61-637 & 61-627) | IDEAL Electrical
26K viewsOct 15, 2020
YouTubeIDEAL Electrical
9:55
How to Test a Laptop Battery - Ec-Projects
1.1M viewsFeb 28, 2014
YouTubeEcProjects
3:03
How To Use a Test Light to Diagnose Electrical Problems
311.5K viewsJun 22, 2017
YouTubeHomeowner Repair
7:40
Learn How to Conduct Circuit Breaker Testing Using the ISA CB…
59.3K viewsOct 7, 2016
YouTubeTechRentals
1:52
ECT3000 Electrical Short Circuit and Open Circuit Finder
28.1K viewsMay 6, 2021
YouTubePower Probe USA
4:10
IC Tester / PCB Tester: How to find faults and repair PCBs
47.1K viewsJul 9, 2015
YouTubeABI Electronics - UK
See more videos
Static thumbnail place holder

Shop Computer Safe Circuit Testers

Sponsored
About our ads
$39.99
Lisle Computer Safe Circuit Tester, LIS24550
Advance Auto Parts
$39.99
Lisle Computer Safe Circuit Tester, LIS24550
Advance Auto Parts
$20,000.00
Viavi Solutions Inc. TB5800V2-100GE-DP
TRS - RenTelco
$20,000.00
Viavi Solutions Inc. TB5800V2-100GE-DP
TRS - RenTelco
$13.76
Lisle 24550 - Computer Safe Circuit Tester
ToolPan
7
$13.76
Lisle 24550 - Computer Safe Circuit Tester
ToolPan
$26.94
$42.99
Performance Tool W2990 Computer Safe LED Digital Circuit Tester 1977
CJ Pony Parts
37% off
$26.94
$42.99
Performance Tool W2990 Computer Safe LED Digital Circuit Tester 1977
CJ Pony Parts
$25.25
$28.99
Sperry Instruments VD7504GFI Dualcheck 2-In-1 Non-Contact Voltage Detector + GFCI Outlet Circuit Analyzer, 360° Visual & Audible Indicators, 50-1000V
Amazon.com
2K+
12% off
$25.25
$28.99
Sperry Instruments VD7504GFI Dualcheck 2-In-1 Non-Contact Voltage Detector + GFCI Outlet Circuit Analyzer, 360° Visual & Audible Indicators, 50-1000V
Amazon.com
$144.46
Power Probe PPFUSE Fuse Monitor - Circuit Tester For Mini, Maxi & ATC Fuses - Live Current Readings Up To 80A - Replaceable Tips, And Built-In
Amazon.com
88
Free shipping
$144.46
Power Probe PPFUSE Fuse Monitor - Circuit Tester For Mini, Maxi & ATC Fuses - Live Current Readings Up To 80A - Replaceable Tips, And Built-In
Amazon.com
$303.66
Suretrace Plus Circuit Tracer, 0-600 Volts AC/DC With Continuity Test
Home Depot
11
Free shipping
$303.66
Suretrace Plus Circuit Tracer, 0-600 Volts AC/DC With Continuity Test
Home Depot
$22.99
Performance Tool W2992 Computer Safe LCD Digital Circuit Tester 3 To 48 Volt. Performance Tool. Other Diagnostic Service Tools. 039564001161.
eBay
6
Free shipping
$22.99
Performance Tool W2992 Computer Safe LCD Digital Circuit Tester 3 To 48 Volt. Performance Tool. Other Diagnostic Service Tools. 039564001161.
eBay
$18.79
Lisle Computer Safe Circuit Tester - Ls24550
Penn Tool Co
7
$18.79
Lisle Computer Safe Circuit Tester - Ls24550
Penn Tool Co
$44.97
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
21K+
Free shipping
10% off
$44.97
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
$15.99
Lisle 24550: Lisle Computer Safe Circuit Testers
Summit Racing
5
$15.99
Lisle 24550: Lisle Computer Safe Circuit Testers
Summit Racing
$69.98
Klein Tools ET310KIT AC Circuit Breaker Finder Kit, Electric Tester, GFCI Tester, Leads, Adapters And Case
Amazon.com
544
Free shipping
$69.98
Klein Tools ET310KIT AC Circuit Breaker Finder Kit, Electric Tester, GFCI Tester, Leads, Adapters And Case
Amazon.com
$89.99
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet And Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 4-Piece
Amazon.com
543
Free shipping
$89.99
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet And Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 4-Piece
Amazon.com
$32.54
Lisle 12V Computer Safe Test Light/ Circuit Tester W/Red & Green Polarity 24550. Lisle. Electrical Testers, Test Leads. 24550.
eBay
4
Free shipping
$32.54
Lisle 12V Computer Safe Test Light/ Circuit Tester W/Red & Green Polarity 24550. Lisle. Electrical Testers, Test Leads. 24550.
eBay
$30.69
$34.99
UNI-T UT25A Digital AC Circuit Breaker Finder And Tracker Kit With Electrical Integrated GFCI Outlet Socket Tester, Working On AC 90-120V, Adjustable
Amazon.com
12% off
$30.69
$34.99
UNI-T UT25A Digital AC Circuit Breaker Finder And Tracker Kit With Electrical Integrated GFCI Outlet Socket Tester, Working On AC 90-120V, Adjustable
Amazon.com
$1.99
Powerbuilt Computer Safe Circuit Tester 648344. Powerbuilt. Ignition Testers. 028907145662.
eBay
Free shipping
$1.99
Powerbuilt Computer Safe Circuit Tester 648344. Powerbuilt. Ignition Testers. 028907145662.
eBay
$26.02
Lisle Lis24550 24550 Computer Safe Circuit Tester
eBay
Free shipping
$26.02
Lisle Lis24550 24550 Computer Safe Circuit Tester
eBay
$34.56
Lisle 24550 Computer Safe Circuit Tester. Lisle. Electrical Testers, Test Leads. 083045245506.
eBay
4
Free shipping
$34.56
Lisle 24550 Computer Safe Circuit Tester. Lisle. Electrical Testers, Test Leads. 083045245506.
eBay