Testing Electrical Circuit(454)
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 Was $359.99

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Now$18999
current price Now $189.99, Was $359.99$359.99
ANCEL PB600 Power Circuit Probe Tool with Battery/Relay/Injector Test, 8-35V Automotive Electrical Circuit Tester
14 out of 5 Stars. 1 reviews
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Reduced price NOYAFA NF-824 Circuit Breaker Finder GFCI Outlet Tester Trip Time Display Digital Circuit Breaker Locator Receiver Scan NCV Voltage Detector Type-C Rechargeable From $40.99

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From$4099
NOYAFA NF-824 Circuit Breaker Finder GFCI Outlet Tester Trip Time Display Digital Circuit Breaker Locator Receiver Scan NCV Voltage Detector Type-C Rechargeable
64.8 out of 5 Stars. 6 reviews
ANCEL PB500, 65V Red Digital Circuit Probe Kit Power Scan Automotive Circuit Tester From $49.99

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From$4999
ANCEL PB500, 65V Red Digital Circuit Probe Kit Power Scan Automotive Circuit Tester
264.5 out of 5 Stars. 26 reviews
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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

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$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
25 out of 5 Stars. 2 reviews
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Best seller Hyper Tough Circuit Tester $8.82

$882
current price $8.82Hyper Tough Circuit Tester
624.6 out of 5 Stars. 62 reviews
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Hyper Tough Circuit Tester, 1 Each $8.82

$882
current price $8.82Hyper Tough Circuit Tester, 1 Each
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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 $11.89 Was $13.99

Now$1189
current price Now $11.89, Was $13.99$13.99
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
204.9 out of 5 Stars. 20 reviews
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Best seller EverStart 6-24V Automotive Circuit Tester, Bidirectional Polarity Test Light with Red/Green LED Indicator $5.44

$544
current price $5.44EverStart 6-24V Automotive Circuit Tester, Bidirectional Polarity Test Light with Red/Green LED Indicator
1954.3 out of 5 Stars. 195 reviews
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Autel PowerScan PS100 Automotive Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance, Duty Cycle, & 20FT Extension Cord $89.99

$8999
current price $89.99Autel PowerScan PS100 Automotive Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance, Duty Cycle, & 20FT Extension Cord
Automotive Power Circuit Probe Tester with 4M Lead, 6-24V DC LED Light, Battery & Fuse Tester, Auto Electrical Tool $15.59

$1559
current price $15.59Automotive Power Circuit Probe Tester with 4M Lead, 6-24V DC LED Light, Battery & Fuse Tester, Auto Electrical Tool
64.3 out of 5 Stars. 6 reviews
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NOYAFA NF-827 Circuit Breaker Finder & Locator with GFCI Outlet Tester, Circuit Breaker Tester Tool, NCV Voltage Detector (90-120V AC) $34.99 Was $43.99

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Now$3499
current price Now $34.99, Was $43.99$43.99
NOYAFA NF-827 Circuit Breaker Finder & Locator with GFCI Outlet Tester, Circuit Breaker Tester Tool, NCV Voltage Detector (90-120V AC)
444.5 out of 5 Stars. 44 reviews
VDIAGTOOL V200 Automotive Power Probe Circuit Tester Kit Electrical Diagnostic Tool 12V / 24V Car Fuse Tester with 40F Cable Wire Tracer Blue From $80.00 Was $89.99

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From$8000
$89.99
VDIAGTOOL V200 Automotive Power Probe Circuit Tester Kit Electrical Diagnostic Tool 12V / 24V Car Fuse Tester with 40F Cable Wire Tracer Blue
1404.5 out of 5 Stars. 140 reviews
NOYAFA NF-824B Rechargeable Circuit Breaker Finder with LCD Display, GFCI Outlet Tester, NCV Voltage Tracer, Adjustable Sensitivity, Flashlight
NOYAFA NF-824B Rechargeable Circuit Breaker Finder with LCD Display, GFCI Outlet Tester, NCV Voltage Tracer, Adjustable Sensitivity, Flashlight
64.8 out of 5 Stars. 6 reviews
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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
Grounding Tester for Grounding Products, Grounding Continuity Tester Used for Grounding Mats Sheets Blankets Use to Test Effectiveness of Grounding $16.14

$1614
current price $16.14Grounding Tester for Grounding Products, Grounding Continuity Tester Used for Grounding Mats Sheets Blankets Use to Test Effectiveness of Grounding
43.8 out of 5 Stars. 4 reviews
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Nilight 4 Way Flat Trailer Wiring Circuit Tester Male End Wire 4 Pin Test with Bright Light Indicator for Turn Signal Brake Tail Lights Trouble Shooting $8.99

$899
current price $8.99Nilight 4 Way Flat Trailer Wiring Circuit Tester Male End Wire 4 Pin Test with Bright Light Indicator for Turn Signal Brake Tail Lights Trouble Shooting
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Best seller Slaprin 6V-12V-24V DC Car Circuit Tester Light, Professional Auto Voltage Continuity Test, Automotive Electrical Volt Test Light/Long Probe for Wire/Fuse/Socket and More - Red $7.69

$769
current price $7.69Slaprin 6V-12V-24V DC Car Circuit Tester Light, Professional Auto Voltage Continuity Test, Automotive Electrical Volt Test Light/Long Probe for Wire/Fuse/Socket and More - Red
364.8 out of 5 Stars. 36 reviews
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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
25 out of 5 Stars. 2 reviews
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Clearance Homesteed Test Light Automotive Circuit Tester 24V Car Fuse Tester Voltage Meter with LED for Quick Visual Diagnosis and Roadside Repairs Was $14.79

Homesteed Test Light Automotive Circuit Tester 24V Car Fuse Tester Voltage Meter with LED for Quick Visual Diagnosis and Roadside Repairs
NOYAFA NF-827 Circuit Breaker Finder & Locator with GFCI Outlet Tester, Circuit Breaker Tester Tool, NCV Voltage Detector (90-120V AC) $34.99 Was $43.99

Now$3499
current price Now $34.99, Was $43.99$43.99
NOYAFA NF-827 Circuit Breaker Finder & Locator with GFCI Outlet Tester, Circuit Breaker Tester Tool, NCV Voltage Detector (90-120V AC)
444.5 out of 5 Stars. 44 reviews
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 $89.00

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$8900
current price $89.00VDIAGTOOL 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
45 out of 5 Stars. 4 reviews
VDIAGTOOL V500 Pro Automotive Circuit Breaker Finder, Power Probe Tester, 9/30V Electrical Open Short Circuit Finder, Digital Multimeter/Oscilloscope/Relay Tester/Injector Test From $123.49

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From$12349
VDIAGTOOL V500 Pro Automotive Circuit Breaker Finder, Power Probe Tester, 9/30V Electrical Open Short Circuit Finder, Digital Multimeter/Oscilloscope/Relay Tester/Injector Test
25 out of 5 Stars. 2 reviews
Best seller Hyper Tough Circuit Breaker Locator TD35306G, New, 1 Each, 8.5 in x 1.5 in x 0.75 in, 9-volt Battery Included, AC 90 - 120 Volts, LED Display $31.97

$3197
current price $31.97Hyper Tough Circuit Breaker Locator TD35306G, New, 1 Each, 8.5 in x 1.5 in x 0.75 in, 9-volt Battery Included, AC 90 - 120 Volts, LED Display
674.3 out of 5 Stars. 67 reviews
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M Buder Automotive Circuit Tester 6-75V DC, LED Digital Display Auto Electrical Test Light, Polarity Continuity Checker for Car Truck Motorcycle, 9.06 inches / 23 cm, Black From $20.89
From$2089
M Buder Automotive Circuit Tester 6-75V DC, LED Digital Display Auto Electrical Test Light, Polarity Continuity Checker for Car Truck Motorcycle, 9.06 inches / 23 cm, Black
Autel PowerScan PS100 Automotive Circuit Tester with AVOmeter, 20ft Cable, Lights $73.47

$7347
current price $73.47Autel PowerScan PS100 Automotive Circuit Tester with AVOmeter, 20ft Cable, Lights
34.3 out of 5 Stars. 3 reviews
Camco Power Grip Dogbone Circuit Analyzer for RV Camping- 30/15 Amp - 12" (55461) From $37.97

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Available in additional 2 optionsFrom$3797
Camco Power Grip Dogbone Circuit Analyzer for RV Camping- 30/15 Amp - 12" (55461)
294.9 out of 5 Stars. 29 reviews
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Auto Drive Circuit Analyzer, 1count per Pack, 4.37in Height and 2.38in Width and 2.86in Depth From $43.66

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Available in additional 2 optionsFrom$4366
Auto Drive Circuit Analyzer, 1count per Pack, 4.37in Height and 2.38in Width and 2.86in Depth
454.6 out of 5 Stars. 45 reviews
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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 $45.99

$4599
current price $45.99KAIWEETS Circuit Breaker Finder Tool Kit, GFCI Outlet Tester with Dual-Sided LED Indicators, Electrical Circuit Tracer Tool with Flashlight, Includes Carrying Case and Adapters
Klein Tools Circuit Breaker Finder Kit $72.20

$7220
current price $72.20Klein Tools Circuit Breaker Finder Kit
134.7 out of 5 Stars. 13 reviews
Nilight 30 AMP RV Circuit Tester 125V/3750W RV Circuit Analyzer Plug with LED Indicator Light 30 amp Nema TT-30P ETL Listed Surge Protector Circuit Tester Plug for RV Camper Trailer $17.99

$1799
current price $17.99Nilight 30 AMP RV Circuit Tester 125V/3750W RV Circuit Analyzer Plug with LED Indicator Light 30 amp Nema TT-30P ETL Listed Surge Protector Circuit Tester Plug for RV Camper Trailer
15 out of 5 Stars. 1 reviews
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VEVOR Automotive Circuit Tester Kit, 8 - 35 DCV Power Circuit Probe Tester with TFT Color Display and Lighting, 2-in-1 Electrical Automotive Power Tester Probe with 19.7 ft / 6 m Extension Cable $92.90

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$9290
current price $92.90VEVOR Automotive Circuit Tester Kit, 8 - 35 DCV Power Circuit Probe Tester with TFT Color Display and Lighting, 2-in-1 Electrical Automotive Power Tester Probe with 19.7 ft / 6 m Extension Cable
VEVOR Automotive Circuit Tester, 8 - 35 DCV Power Circuit Probe Tester with TFT Color Display and Lighting, Automotive Power Tester Probe with 19.7 ft / 6 m Cable, 2-in-1 Electrical Detector Finder $87.99

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$8799
current price $87.99VEVOR Automotive Circuit Tester, 8 - 35 DCV Power Circuit Probe Tester with TFT Color Display and Lighting, Automotive Power Tester Probe with 19.7 ft / 6 m Cable, 2-in-1 Electrical Detector Finder
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
54.2 out of 5 Stars. 5 reviews
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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
264.5 out of 5 Stars. 26 reviews
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SENLINK Electrical Circuit Tracer, LCD Backlit Circuit Breaker Finder, GFCI Outlet Tester with NCV Detection & Flashlight, Multi-Function Electrical Tool with Adapters and Storage Case $65.97

$6597
current price $65.97SENLINK Electrical Circuit Tracer, LCD Backlit Circuit Breaker Finder, GFCI Outlet Tester with NCV Detection & Flashlight, Multi-Function Electrical Tool with Adapters and Storage Case
Dorman 86593 Electrical Circuit Testing Tool Green $6.12

$612
current price $6.12Dorman 86593 Electrical Circuit Testing Tool Green
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Allosun Circuit Breaker Finder,Circuit Tracer Non Contact Voltage Tester 120V EM419A $25.59 Was $31.99

Now$2559
current price Now $25.59, Was $31.99$31.99
Allosun Circuit Breaker Finder,Circuit Tracer Non Contact Voltage Tester 120V EM419A
384.2 out of 5 Stars. 38 reviews
Automotive Power Circuit Tester with LED Light - DC Power Probe for 6-24V, Short Finder, Continuity & Resistance Check | Car Electrical Diagnostic Tool $15.94

$1594
current price $15.94Automotive Power Circuit Tester with LED Light - DC Power Probe for 6-24V, Short Finder, Continuity & Resistance Check | Car Electrical Diagnostic Tool
184.7 out of 5 Stars. 18 reviews
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Rubinzhi Automotive Circuit Fault Probe Tester 12v Car Relay Fuse Blade Checker Precision Current Testing Tool with Display & Lighting $15.99

$1599
current price $15.99Rubinzhi Automotive Circuit Fault Probe Tester 12v Car Relay Fuse Blade Checker Precision Current Testing Tool with Display & Lighting
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Ryhampaper 6-24V Multifunctional Car Circuit Tester Digital Display Automotive Power Probe Electrical Tester Test Device System From $14.99

3 options
Available in additional 3 optionsFrom$1499
Ryhampaper 6-24V Multifunctional Car Circuit Tester Digital Display Automotive Power Probe Electrical Tester Test Device System
VDIAGTOOL V210 Automotive Wire Tracer Open & Short Circuit Finder, DC 6–42V Cable Tracker with LED Probe & Buzzer, Battery Powered Electrical Tester
VDIAGTOOL V210 Automotive Wire Tracer Open & Short Circuit Finder, DC 6–42V Cable Tracker with LED Probe & Buzzer, Battery Powered Electrical Tester
54.8 out of 5 Stars. 5 reviews
Podofo Automotive Short and Open Finder Circuit Breaker Tester Wire Tracker DC 6-42V $14.99 Was $17.99
Now$1499
current price Now $14.99, Was $17.99$17.99
Podofo Automotive Short and Open Finder Circuit Breaker Tester Wire Tracker DC 6-42V
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Veevvio Non-Contact Voltage Tester, Dual-Range AC 12V/48V-1000V Circuit Detector with LED Display, Buzzer Alarm & Breakpoint Finder, Batteries Included, 1-Pack $7.99

$799
current price $7.99Veevvio Non-Contact Voltage Tester, Dual-Range AC 12V/48V-1000V Circuit Detector with LED Display, Buzzer Alarm & Breakpoint Finder, Batteries Included, 1-Pack
44.5 out of 5 Stars. 4 reviews
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EM415PRO Automotive Electrical Open & Short Finder Circuit Tester, DC 6-42V Wire Break Locator Tool, Adjustable Sensitivity Cable Tracer for Car Circuit Diagnostics $25.99

$2599
current price $25.99EM415PRO Automotive Electrical Open & Short Finder Circuit Tester, DC 6-42V Wire Break Locator Tool, Adjustable Sensitivity Cable Tracer for Car Circuit Diagnostics
11 out of 5 Stars. 1 reviews
High-Quality Electrical Testing Socket Tester - 305PCS - Great for Quickly Checking Electrical Circuits and GFCI Receptacles Was $5.49

High-Quality Electrical Testing Socket Tester - 305PCS - Great for Quickly Checking Electrical Circuits and GFCI Receptacles
Katzco, 6-12 V White Voltage Continuity & Current Circuit Tester

Katzco, 6-12 V White Voltage Continuity & Current Circuit Tester
464.5 out of 5 Stars. 46 reviews
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LED Circuit Tester Pen Screwdriver Voltage Pen Electrical Test Was $4.99

LED Circuit Tester Pen Screwdriver Voltage Pen Electrical Test
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 $17.99

$1799
current price $17.99SOXOTOG 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
15 out of 5 Stars. 1 reviews
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Adjustable Ignition System Coil Tester Coil Connection Plug Ignition Circuit Test $9.99 Was $14.95

Now$999
current price Now $9.99, Was $14.95$14.95
Adjustable Ignition System Coil Tester Coil Connection Plug Ignition Circuit Test
M Buder P60 Automotive Circuit Tester Car Electrical System Short Tester 6-30V DC LCD Display Flashlight Component Activation Continuity Testing Grounding Detection Trace Locate Short Circuits $32.22

$3222
current price $32.22M Buder P60 Automotive Circuit Tester Car Electrical System Short Tester 6-30V DC LCD Display Flashlight Component Activation Continuity Testing Grounding Detection Trace Locate Short Circuits
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