Testing Electrical Circuit(422)
Uses item details. Price when purchased online
ANCEL PB600 Power Circuit Probe Tool with Battery/Relay/Injector Test, 8-35V Automotive Electrical Circuit Tester $189.99
Sponsored
$18999
current price $189.99ANCEL PB600 Power Circuit Probe Tool with Battery/Relay/Injector Test, 8-35V Automotive Electrical Circuit Tester
4 out of 5 stars
ANCEL PB500, 65V Red Digital Circuit Probe Kit Power Scan Automotive Circuit Tester From $49.99
Sponsored
From$4999
ANCEL PB500, 65V Red Digital Circuit Probe Kit Power Scan Automotive Circuit Tester
4.5 out of 5 stars
TESMEN Network Cable Tester and Wire Tracer, RJ45 RJ11 Cable Tester for CAT5 CAT6 and PoE, Ethernet Wire Finder with Crimp Test, Continuity, NCV and Tone Generator $45.99
Sponsored
$4599
current price $45.99TESMEN Network Cable Tester and Wire Tracer, RJ45 RJ11 Cable Tester for CAT5 CAT6 and PoE, Ethernet Wire Finder with Crimp Test, Continuity, NCV and Tone Generator
5 out of 5 stars
Autel PowerScan PS100 Automotive Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance, 20ft Extension Cord, for 99% Car $89.99
Sponsored
$8999
current price $89.99Autel PowerScan PS100 Automotive Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance, 20ft Extension Cord, for 99% Car
4.5 out of 5 stars
Best seller, Hyper Tough Circuit Tester $8.82
Best seller
$882
current price $8.82Hyper Tough Circuit Tester
4.5 out of 5 stars
Best seller, EverStart 6-24V Automotive Circuit Tester, Bidirectional Polarity Test Light with Red/Green LED Indicator $5.44
Best seller
$544
current price $5.44EverStart 6-24V Automotive Circuit Tester, Bidirectional Polarity Test Light with Red/Green LED Indicator
4.4 out of 5 stars
Best seller, KAIWEETS Circuit Breaker Finder with LCD Display, GFCI Outlet Tester, AC 90-130V Electrical Circuit Tracer Tool with NCV Test & Flashlight, Includes Carrying Case with Adapter, Alligator Clips $41.99 Was $64.98
Best seller
Now$4199
current price Now $41.99, Was $64.98$64.98
KAIWEETS Circuit Breaker Finder with LCD Display, GFCI Outlet Tester, AC 90-130V Electrical Circuit Tracer Tool with NCV Test & Flashlight, Includes Carrying Case with Adapter, Alligator Clips
5 out of 5 stars
Best seller, Automotive Test Light 5-90V Digital LED Circuit Tester with Voltage Display, Auto Bidirectional Voltage Tester, Electric Test Pen with Extended Spring Wire & Probe for Car RV Fuse Checker
Best seller
Automotive Test Light 5-90V Digital LED Circuit Tester with Voltage Display, Auto Bidirectional Voltage Tester, Electric Test Pen with Extended Spring Wire & Probe for Car RV Fuse Checker
4.8 out of 5 stars
Hyper Tough Digital Outlet & GFCI Tester with LCD Screen & No Batteries Required, CAT II $19.97
$1997
current price $19.97Hyper Tough Digital Outlet & GFCI Tester with LCD Screen & No Batteries Required, CAT II
4.5 out of 5 stars
Best seller, Hyper Tough GFCI & Outlet Tester, Easy-To-Read Sides That Turn Green When Correct, CAT II $9.88
Best seller
$988
current price $9.88Hyper Tough GFCI & Outlet Tester, Easy-To-Read Sides That Turn Green When Correct, CAT II
4.5 out of 5 stars
VDIAGTOOL V200 Pro Automotive Power Probe Tester Circuit Breaker Finder Tool 12/24V Electrical Open Short Circuit Finder Wire Tracer AC/DC Trailer Relay Fuse Tester for Cars $88.01
Sponsored
$8801
current price $88.01VDIAGTOOL V200 Pro Automotive Power Probe Tester Circuit Breaker Finder Tool 12/24V Electrical Open Short Circuit Finder Wire Tracer AC/DC Trailer Relay Fuse Tester for Cars
5 out of 5 stars
NOYAFA NF-826 Underground Cable Locator, Breakpoint Locator Tracker $121.59
Sponsored
$12159
current price $121.59NOYAFA NF-826 Underground Cable Locator, Breakpoint Locator Tracker
4.4 out of 5 stars
Power Probe 3 Circuit Tester, Supplies Power & Ground (PP3CSCARB) $180.16 $180.16/count
$18016
current price $180.16$180.16/count
Power Probe 3 Circuit Tester, Supplies Power & Ground (PP3CSCARB)
3 out of 5 stars
Automotive Power Circuit Probe Tester with 4M Lead, 6-24V DC LED Light, Battery & Fuse Tester, Auto Electrical Tool $15.99
$1599
current price $15.99Automotive Power Circuit Probe Tester with 4M Lead, 6-24V DC LED Light, Battery & Fuse Tester, Auto Electrical Tool
4.3 out of 5 stars
Power Probe 4 Circuit Tester with Multi-Meter Functions (PP401AS) $356.96 $356.96/lb
$35696
current price $356.96$356.96/lb
Power Probe 4 Circuit Tester with Multi-Meter Functions (PP401AS)
3.3 out of 5 stars
Circuit Breaker Finder with LCD Display, 90-250V Electrical Circuit Tracer Tool with GFCI Outlet Tester, NCV Circuit Tester with Adapters & Carrying Case, Digital Receiver for Home Workshop $59.99
$5999
current price $59.99Circuit Breaker Finder with LCD Display, 90-250V Electrical Circuit Tracer Tool with GFCI Outlet Tester, NCV Circuit Tester with Adapters & Carrying Case, Digital Receiver for Home Workshop
5 out of 5 stars
Klein Tools RT390 Circuit Analyzer $159.99
$15999
current price $159.99Klein Tools RT390 Circuit Analyzer
4.9 out of 5 stars
Power Probe ECT3000, 12-24V Red Digital Circuit Tester $488.71 $488.71/count
$48871
current price $488.71$488.71/count
Power Probe ECT3000, 12-24V Red Digital Circuit Tester
5 out of 5 stars
Klein Tools ET450 20-Piece Cordless Advanced Circuit Tracer Kit with (10) AA Batteries $301.24
$30124
current price $301.24Klein Tools ET450 20-Piece Cordless Advanced Circuit Tracer Kit with (10) AA Batteries
4.6 out of 5 stars
VDIAGTOOL V210 Automotive Wire Tracer Open & Short Circuit Finder, DC 642V Cable Tracker with LED Probe & Buzzer, Battery Powered Electrical Tester $24.99 Was $29.99
Now$2499
current price Now $24.99, Was $29.99$29.99
VDIAGTOOL V210 Automotive Wire Tracer Open & Short Circuit Finder, DC 642V Cable Tracker with LED Probe & Buzzer, Battery Powered Electrical Tester
4.3 out of 5 stars
VDIAGTOOL V100 Pro Power Circuit Probe Tester, 6-30V DC Automotive Electrical Tester, 0.1-70V AC/DC Voltage Tester, Component, Diode, Resistance & Continuity Test From $29.99
Sponsored
From$2999
VDIAGTOOL V100 Pro Power Circuit Probe Tester, 6-30V DC Automotive Electrical Tester, 0.1-70V AC/DC Voltage Tester, Component, Diode, Resistance & Continuity Test
VDIAGTOOL V210 Automotive Wire Tracer Open & Short Circuit Finder, DC 6–42V Cable Tracker with LED Probe & Buzzer, Battery Powered Electrical Tester $24.99 Was $29.99
Sponsored
Now$2499
current price Now $24.99, Was $29.99$29.99
VDIAGTOOL V210 Automotive Wire Tracer Open & Short Circuit Finder, DC 6–42V Cable Tracker with LED Probe & Buzzer, Battery Powered Electrical Tester
4.3 out of 5 stars
NOYAFA NF-827 Circuit Breaker Finder with GFCI Outlet Tester and NCV Detection up to 1000V $28.48 Was $34.99
Now$2848
current price Now $28.48, Was $34.99$34.99
NOYAFA NF-827 Circuit Breaker Finder with GFCI Outlet Tester and NCV Detection up to 1000V
4.4 out of 5 stars
Lisle 69300 Master Relay & Fused Circuit Test Kit $204.43
$20443
current price $204.43Lisle 69300 Master Relay & Fused Circuit Test Kit
5 out of 5 stars
Power Probe PP31CS, 600V Red Digital Circuit Tester, 5 Piece Pack $387.56
$38756
current price $387.56Power Probe PP31CS, 600V Red Digital Circuit Tester, 5 Piece Pack
4 out of 5 stars
Wire Tracer Tone Generator and Probe Kit, Kvago Cable Tracker, Cable Finder with RJ11 Plug, Cable Tester, Circuit Continuity Tester $16.99
$1699
current price $16.99Wire Tracer Tone Generator and Probe Kit, Kvago Cable Tracker, Cable Finder with RJ11 Plug, Cable Tester, Circuit Continuity Tester
4.6 out of 5 stars
Automotive Short & Open Circuit Finder EM415PRO, Wire Tracer Tester DC 6-42V with 7" Flexible Probe, Electrical Short Detector for Car & Truck, Locate Broken Wires, Current Leaks $16.88
$1688
current price $16.88Automotive Short & Open Circuit Finder EM415PRO, Wire Tracer Tester DC 6-42V with 7" Flexible Probe, Electrical Short Detector for Car & Truck, Locate Broken Wires, Current Leaks
5 out of 5 stars
Tone Generator Kit, Wire Tracer Circuit Tester, 200EP High Accuracy Wire Tester, Multi-Tone Cable Test with Inductive Amplifier $25.99
$2599
current price $25.99Tone Generator Kit, Wire Tracer Circuit Tester, 200EP High Accuracy Wire Tester, Multi-Tone Cable Test with Inductive Amplifier
3.9 out of 5 stars
Power Probe 3 Circuit Tester with Lead Set (PP3LS01) $317.01 $317.01/lb
$31701
current price $317.01$317.01/lb
Power Probe 3 Circuit Tester with Lead Set (PP3LS01)
4.5 out of 5 stars
Auto Drive Circuit Analyzer, 1count per Pack, 4.37in Height and 2.38in Width and 2.86in Depth From $43.66
2 options
Available in additional 2 optionsFrom$4366
Auto Drive Circuit Analyzer, 1count per Pack, 4.37in Height and 2.38in Width and 2.86in Depth
4.6 out of 5 stars
KFFKFF Electrical Outlet Diagnostic Tool, GFCI Circuit Analyzer, Digital Screen Wiring Error Identifier for 7 Usual Wiring Issues, 3-Pin Plug Examiner with Automatic Power Off $16.99
Sponsored
$1699
current price $16.99KFFKFF Electrical Outlet Diagnostic Tool, GFCI Circuit Analyzer, Digital Screen Wiring Error Identifier for 7 Usual Wiring Issues, 3-Pin Plug Examiner with Automatic Power Off
5 out of 5 stars
SOXOTOG Automotive Circuit Fault Probe Tester, 20A 48V-High-Precision Current Tester, 2-in-1 Wire Tracer Short Finder, Car Relay Fuse Checker with LED Display & Front Light $13.41 Was $15.99
Sponsored
Now$1341
current price Now $13.41, Was $15.99$15.99
SOXOTOG Automotive Circuit Fault Probe Tester, 20A 48V-High-Precision Current Tester, 2-in-1 Wire Tracer Short Finder, Car Relay Fuse Checker with LED Display & Front Light
5 out of 5 stars
Power Probe PPKIT04 4 Master Kit w/ Intelligent Circuit Tracer $606.01 $606.01/count
$60601
current price $606.01$606.01/count
Power Probe PPKIT04 4 Master Kit w/ Intelligent Circuit Tracer
4.9 out of 5 stars
Klein Tools Circuit Breaker Finder Kit $69.98
$6998
current price $69.98Klein Tools Circuit Breaker Finder Kit
4.7 out of 5 stars
Associated 6042 - Electrical System Tester, 12/24V 500A Digital $2,427.69
$2,42769
current price $2,427.69Associated 6042 - Electrical System Tester, 12/24V 500A Digital
Autel PowerScan PS100 Power Circuit Probe Kit, 2026 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate Component Check Ground, Read AC DC Resistance, 40ft Cable $89.99
$8999
current price $89.99Autel PowerScan PS100 Power Circuit Probe Kit, 2026 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate Component Check Ground, Read AC DC Resistance, 40ft Cable
KAIWEETS Circuit Breaker Finder with LCD Display, GFCI Outlet Tester, Electrical Circuit Tracer Tool with NCV Test & Flashlight, Includes Carrying Case and Adapters- KT301P $65.99
$6599
current price $65.99KAIWEETS Circuit Breaker Finder with LCD Display, GFCI Outlet Tester, Electrical Circuit Tracer Tool with NCV Test & Flashlight, Includes Carrying Case and Adapters- KT301P
4.9 out of 5 stars
Power Probe PPECT3000 Intelligent Circuit Tracer For Shorts & Opens $264.31 $264.31/count
$26431
current price $264.31$264.31/count
Power Probe PPECT3000 Intelligent Circuit Tracer For Shorts & Opens
4.7 out of 5 stars
ANCEL PB50 New Power Circuit Probe Tester, 12V 24V Automotive Circuit Tester, Electrical Diagnistic Tool From $49.99
3 options
Available in additional 3 optionsFrom$4999
ANCEL PB50 New Power Circuit Probe Tester, 12V 24V Automotive Circuit Tester, Electrical Diagnistic Tool
4.5 out of 5 stars
KAIWEETS Circuit Breaker Finder Tool Kit, GFCI Outlet Tester with Dual-Sided LED Indicators, Electrical Circuit Tracer Tool with Flashlight, Includes Carrying Case and Adapters $41.99
$4199
current price $41.99KAIWEETS Circuit Breaker Finder Tool Kit, GFCI Outlet Tester with Dual-Sided LED Indicators, Electrical Circuit Tracer Tool with Flashlight, Includes Carrying Case and Adapters
4.5 out of 5 stars
Power Circuit Probe Tester, 6-24V Automotive Circuit Tester, Auto Electrical System Test Tool DC Digital Voltage Short Finder Car Truck Circuit Test Pen $12.99 Was $16.99
Now$1299
current price Now $12.99, Was $16.99$16.99
Power Circuit Probe Tester, 6-24V Automotive Circuit Tester, Auto Electrical System Test Tool DC Digital Voltage Short Finder Car Truck Circuit Test Pen
1 out of 5 stars
GODIAG GT101 Power Circuit Probe Tester, Auto Short Circuit, Relay Fuse / Voltage Tester, 6V 40V DC Auto Electrical System Test Tool Kit $49.98
$4998
current price $49.98GODIAG GT101 Power Circuit Probe Tester, Auto Short Circuit, Relay Fuse / Voltage Tester, 6V 40V DC Auto Electrical System Test Tool Kit
4.4 out of 5 stars
Klein Tools Premium Meter Electrical Test Kit $100.50
$10050
current price $100.50Klein Tools Premium Meter Electrical Test Kit
3 out of 5 stars
Klein Tools ET310 AC Circuit Breaker Finder, Electric Tester with Integrated GFCI Outlet Tester $79.99
$7999
current price $79.99Klein Tools ET310 AC Circuit Breaker Finder, Electric Tester with Integrated GFCI Outlet Tester
4.4 out of 5 stars
KEAWIS Circuit Breaker Finder with LCD Display, GFCI Outlet Tester, Electrical Circuit Tracer Tool with NCV Test & Flashlight, Includes Carrying Case and Adapters- KT301P $65.99
$6599
current price $65.99KEAWIS Circuit Breaker Finder with LCD Display, GFCI Outlet Tester, Electrical Circuit Tracer Tool with NCV Test & Flashlight, Includes Carrying Case and Adapters- KT301P
SOXOTOG Automotive Circuit Fault Probe Tester, 20A 48V-High-Precision Current Tester, 2-in-1 Wire Tracer Short Finder, Car Relay Fuse Checker with LED Display & Front Light $13.41 Was $15.99
Now$1341
current price Now $13.41, Was $15.99$15.99
SOXOTOG Automotive Circuit Fault Probe Tester, 20A 48V-High-Precision Current Tester, 2-in-1 Wire Tracer Short Finder, Car Relay Fuse Checker with LED Display & Front Light
5 out of 5 stars
Autel PowerScan PS100 Automotive Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance, 20ft Extension Cord, for 99% Car $89.99
$8999
current price $89.99Autel PowerScan PS100 Automotive Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance, 20ft Extension Cord, for 99% Car
4.5 out of 5 stars
EM415PRO Automotive Circuit Tester Wire Detector, Short Open Power Cable Scanner Diagnostic Tool for Car Boat $13.79
$1379
current price $13.79EM415PRO Automotive Circuit Tester Wire Detector, Short Open Power Cable Scanner Diagnostic Tool for Car Boat
Autel PowerScan PS100 Automotive Circuit Tester with AVOmeter, 20ft Cable, Lights $81.66
$8166
current price $81.66Autel PowerScan PS100 Automotive Circuit Tester with AVOmeter, 20ft Cable, Lights
4.5 out of 5 stars
Camco Power Grip Dogbone Circuit Analyzer for RV Camping- 30/15 Amp - 12" (55461) From $39.99
2 options
Available in additional 2 optionsFrom$3999
Camco Power Grip Dogbone Circuit Analyzer for RV Camping- 30/15 Amp - 12" (55461)
4.9 out of 5 stars
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