Shop electric circuit tester

Sponsored
About our ads
$44.97
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
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
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
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
Free shipping
$89.99
Autel Powerscan Automotive Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance,
Amazon.com
Free shipping
$89.99
Autel Powerscan Automotive Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance,
Amazon.com
Free shipping
$229.00
$279.00
Extech CT70 GFCI And AC Circuit Analyzer - Professional Receptacle Tester With Voltage Drop, Line Impedance, And AC Load Simulation (12A, 15A, 20A) -
Amazon.com
Free shipping
17% off
$229.00
$279.00
Extech CT70 GFCI And AC Circuit Analyzer - Professional Receptacle Tester With Voltage Drop, Line Impedance, And AC Load Simulation (12A, 15A, 20A) -
Amazon.com
Free shipping
$89.99
Autel Powerscan PS100 Automotive Circuit Tester 2.0, 12-24V Power Circuit Probe Tool, Electrical Short Open Circuit Finder, AC/DC/Resistance/Component
Amazon.com
Free shipping
$89.99
Autel Powerscan PS100 Automotive Circuit Tester 2.0, 12-24V Power Circuit Probe Tool, Electrical Short Open Circuit Finder, AC/DC/Resistance/Component
Amazon.com
Free shipping
$21.99
Nilight 50 AMP RV Circuit Tester 125/250V Analyzer Plug With LED Indicator Light Amp Nema 14-50P ETL Listed Surge Protector For Camper Trailer
Amazon.com
$21.99
Nilight 50 AMP RV Circuit Tester 125/250V Analyzer Plug With LED Indicator Light Amp Nema 14-50P ETL Listed Surge Protector For Camper Trailer
Amazon.com
$36.99
NOYAFA NF-827 Circuit Breaker Finder Tool With 3 Accessories &GFCI Outlet Tester, 90-120V AC Circuit Breaker Finder, Quickly Identify NCV Circuit
Amazon.com
Free shipping
$36.99
NOYAFA NF-827 Circuit Breaker Finder Tool With 3 Accessories &GFCI Outlet Tester, 90-120V AC Circuit Breaker Finder, Quickly Identify NCV Circuit
Amazon.com
Free shipping
$5.95
Test Light Automotive, 6V-12V-24V Circuit Tester With Light For Continuity Voltage Electrical Fuse Tester, Car Electric Tester Pen ABS Handle With
Amazon.com
$5.95
Test Light Automotive, 6V-12V-24V Circuit Tester With Light For Continuity Voltage Electrical Fuse Tester, Car Electric Tester Pen ABS Handle With
Amazon.com
$9.99
EOHELGRO Outlet Tester, Socket Tester For Standard North American AC Electrical Outlets, Receptacle Tester For Plug Security Test
Amazon.com
$9.99
EOHELGRO Outlet Tester, Socket Tester For Standard North American AC Electrical Outlets, Receptacle Tester For Plug Security Test
Amazon.com
$89.99
Autel Powerscan PS100 Power Circuit Probe Kit, 2026 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
Amazon.com
Free shipping
$89.99
Autel Powerscan PS100 Power Circuit Probe Kit, 2026 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
Amazon.com
Free shipping
$18.99
Premium Digital LED Automotive Circuit Tester, DC 2.6V-32V Test Light With Portable PU Extended Spring Wire, Vehicle Circuits Low Voltage Light Tester
Amazon.com
$18.99
Premium Digital LED Automotive Circuit Tester, DC 2.6V-32V Test Light With Portable PU Extended Spring Wire, Vehicle Circuits Low Voltage Light Tester
Amazon.com
$69.98
Klein Tools ET310KIT AC Circuit Breaker Finder Kit, Electric Tester, GFCI Tester, Leads, Adapters And Case
Amazon.com
Free shipping
$69.98
Klein Tools ET310KIT AC Circuit Breaker Finder Kit, Electric Tester, GFCI Tester, Leads, Adapters And Case
Amazon.com
Free shipping
$24.99
$26.99
Sperry Instruments STK001 Non-Contact Voltage Tester (VD6504) & GFCI Outlet / Receptacle Tester (GFI6302) Kit, Electrical AC Voltage Detector, Yellow
Amazon.com
$24.99
$26.99
Sperry Instruments STK001 Non-Contact Voltage Tester (VD6504) & GFCI Outlet / Receptacle Tester (GFI6302) Kit, Electrical AC Voltage Detector, Yellow
Amazon.com
$24.97
Klein Tools RT250 GFCI Outlet Tester With LCD Display, Electric Voltage Tester For Standard 3-Wire 120V Electrical Receptacles
Amazon.com
$24.97
Klein Tools RT250 GFCI Outlet Tester With LCD Display, Electric Voltage Tester For Standard 3-Wire 120V Electrical Receptacles
Amazon.com
$15.44
7 Pin Trailer Plug Tester, 12V Trailer 7 Pin Trailer Light Tester Towing Light Wire Circuit Blue Wiring Tester Plug C
Amazon.com
$15.44
7 Pin Trailer Plug Tester, 12V Trailer 7 Pin Trailer Light Tester Towing Light Wire Circuit Blue Wiring Tester Plug C
Amazon.com
$89.99
Autel Powerscan Automotive Circuit Tester: 2026 Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current
Amazon.com
Free shipping
$89.99
Autel Powerscan Automotive Circuit Tester: 2026 Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current
Amazon.com
Free shipping
$56.79
Klein Tools Digital Circuit Breaker Finder With GFCI Outlet Tester ET310
WebstaurantStore
$56.79
Klein Tools Digital Circuit Breaker Finder With GFCI Outlet Tester ET310
WebstaurantStore
$7.79
Seavolt Trailer Wiring Circuit Tester, LED, 4-Way | By West Marine
WestMarine
$7.79
Seavolt Trailer Wiring Circuit Tester, LED, 4-Way | By West Marine
WestMarine
$59.96
$75.10
Klein Tools ET310 Digital Circuit Breaker Finder, GFCI Outlet Tester
Test Equipment Depot
20% off
$59.96
$75.10
Klein Tools ET310 Digital Circuit Breaker Finder, GFCI Outlet Tester
Test Equipment Depot
$15.90
VEVOR Outlet Tester Electrical Gfci Trip Tester Lcd Display Receptacle Detector For 7 Common Wiring Faults 3 Prong Socket Detector With Auto Shutoff
VEVOR
10% Off*
$15.90
VEVOR Outlet Tester Electrical Gfci Trip Tester Lcd Display Receptacle Detector For 7 Common Wiring Faults 3 Prong Socket Detector With Auto Shutoff
VEVOR
10% Off*
$7.26
Auto Car Circuit Tester Pen Auto Fuse Test Probe Light Tool For 6V 12V
eBay
$7.26
Auto Car Circuit Tester Pen Auto Fuse Test Probe Light Tool For 6V 12V
eBay
$131.98
Hubbell Wiring Device-Kellems Circuit Tester: 120 V AC To 125 V AC, L5-20P, CAT I 125V, Light Model: HBLT2311
Grainger
$131.98
Hubbell Wiring Device-Kellems Circuit Tester: 120 V AC To 125 V AC, L5-20P, CAT I 125V, Light Model: HBLT2311
Grainger
$59.00
Klein Tools Voltage And Continuity Tester: 2 V To 600 V, 2 V To 600 V, Light, CAT IV 600V, IP53 Model: ET250
Grainger
In store
In store
$59.00
Klein Tools Voltage And Continuity Tester: 2 V To 600 V, 2 V To 600 V, Light, CAT IV 600V, IP53 Model: ET250
Grainger
$299.99
$449.98
Klein Tools ET450 - Advanced Electrical Circuit Breaker Finder And Wire Tracer Kit And Case | Tequipment
TEquipment
1K+
33% off
$299.99
$449.98
Klein Tools ET450 - Advanced Electrical Circuit Breaker Finder And Wire Tracer Kit And Case | Tequipment
TEquipment
1K+
$48.95
Jonard Tools Circuit Breaker Finder With GFCI Tester, CBF-100
FireFold
11
$48.95
Jonard Tools Circuit Breaker Finder With GFCI Tester, CBF-100
FireFold
11
$13.97
AC/DC Voltage Tester And GFCI Receptacle Tester Kit
Home Depot
In store
Free shipping
Curbside
In store
$13.97
AC/DC Voltage Tester And GFCI Receptacle Tester Kit
Home Depot
Free shipping
$13.90
VEVOR Voltage Tester Non-Contact Voltage Detector With Adjustable Sensitivity Dual Range Ac 12V-1000V/48V-1000V Live & Null Wire Tester Pen With
VEVOR
10% Off*
$13.90
VEVOR Voltage Tester Non-Contact Voltage Detector With Adjustable Sensitivity Dual Range Ac 12V-1000V/48V-1000V Live & Null Wire Tester Pen With
VEVOR
10% Off*
$70.28
Milwaukee Voltage And Continuity Tester: 5 V To 600 V, 200 V To 600 V, Audible/Digital Display/Light Model: 2212-20
Grainger
75
$70.28
Milwaukee Voltage And Continuity Tester: 5 V To 600 V, 200 V To 600 V, Audible/Digital Display/Light Model: 2212-20
Grainger
75
$44.98
Klein Tools Electrical Test Kit - 69149P
Acme Tools
1 x 1 x 1 inches · Battery · Cost-effective · Easy to Use · Solid Build
$44.98
Klein Tools Electrical Test Kit - 69149P
Acme Tools
1 x 1 x 1 inches · Battery · Cost-effective · Easy to Use · Solid Build
$30.42
Ideal 61-035 E-Z Check Circuit Tester
Gordon Electric Supply
30-day returns (most items)
$30.42
Ideal 61-035 E-Z Check Circuit Tester
Gordon Electric Supply
30-day returns
$99.98
Klein Tools Premium Meter Electrical Test Kit - CL220VP
Acme Tools
62
$99.98
Klein Tools Premium Meter Electrical Test Kit - CL220VP
Acme Tools
62
$54.97
Digital Electric Voltage Circuit Tester For Car & Truck - Automotive Test Light, Professional Electrical Diagnostic Tool
Inspire Uplift
Free shipping
$54.97
Digital Electric Voltage Circuit Tester For Car & Truck - Automotive Test Light, Professional Electrical Diagnostic Tool
Inspire Uplift
Free shipping
$32.96
OTC Circuit Tester: Circuit Tester, Electrical Circuits/Open Circuits/Shorts Grounds, 12V/6V Model: 3633
Grainger
In store
In store
$32.96
OTC Circuit Tester: Circuit Tester, Electrical Circuits/Open Circuits/Shorts Grounds, 12V/6V Model: 3633
Grainger
$23.15
OEM Tools 12' Electrical Automotive Circuit Tester - 6 To 24 Volt | Part 25886
MSC Direct
30-day returns (most items)
$23.15
OEM Tools 12' Electrical Automotive Circuit Tester - 6 To 24 Volt | Part 25886
MSC Direct
30-day returns
$33.99
Klein 69105 Circuit Tester W/Probes
Gordon Electric Supply
30-day returns (most items)
$33.99
Klein 69105 Circuit Tester W/Probes
Gordon Electric Supply
30-day returns
$6.99
Morris 59020 Circuit Tester 90-300V
Gordon Electric Supply
30-day returns (most items)
$6.99
Morris 59020 Circuit Tester 90-300V
Gordon Electric Supply
30-day returns
See more
See less
    See more images

    Shop electric circuit tester

    Sponsored
    About our ads
    $44.97
    $49.97
    Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
    Amazon.com
    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
    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
    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
    Free shipping
    $89.99
    Autel Powerscan Automotive Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance,
    Amazon.com
    Free shipping
    $89.99
    Autel Powerscan Automotive Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current Resistance,
    Amazon.com
    Free shipping
    $229.00
    $279.00
    Extech CT70 GFCI And AC Circuit Analyzer - Professional Receptacle Tester With Voltage Drop, Line Impedance, And AC Load Simulation (12A, 15A, 20A) -
    Amazon.com
    Free shipping
    17% off
    $229.00
    $279.00
    Extech CT70 GFCI And AC Circuit Analyzer - Professional Receptacle Tester With Voltage Drop, Line Impedance, And AC Load Simulation (12A, 15A, 20A) -
    Amazon.com
    Free shipping
    $89.99
    Autel Powerscan PS100 Automotive Circuit Tester 2.0, 12-24V Power Circuit Probe Tool, Electrical Short Open Circuit Finder, AC/DC/Resistance/Component
    Amazon.com
    Free shipping
    $89.99
    Autel Powerscan PS100 Automotive Circuit Tester 2.0, 12-24V Power Circuit Probe Tool, Electrical Short Open Circuit Finder, AC/DC/Resistance/Component
    Amazon.com
    Free shipping
    $21.99
    Nilight 50 AMP RV Circuit Tester 125/250V Analyzer Plug With LED Indicator Light Amp Nema 14-50P ETL Listed Surge Protector For Camper Trailer
    Amazon.com
    $21.99
    Nilight 50 AMP RV Circuit Tester 125/250V Analyzer Plug With LED Indicator Light Amp Nema 14-50P ETL Listed Surge Protector For Camper Trailer
    Amazon.com
    $36.99
    NOYAFA NF-827 Circuit Breaker Finder Tool With 3 Accessories &GFCI Outlet Tester, 90-120V AC Circuit Breaker Finder, Quickly Identify NCV Circuit
    Amazon.com
    Free shipping
    $36.99
    NOYAFA NF-827 Circuit Breaker Finder Tool With 3 Accessories &GFCI Outlet Tester, 90-120V AC Circuit Breaker Finder, Quickly Identify NCV Circuit
    Amazon.com
    Free shipping
    $5.95
    Test Light Automotive, 6V-12V-24V Circuit Tester With Light For Continuity Voltage Electrical Fuse Tester, Car Electric Tester Pen ABS Handle With
    Amazon.com
    $5.95
    Test Light Automotive, 6V-12V-24V Circuit Tester With Light For Continuity Voltage Electrical Fuse Tester, Car Electric Tester Pen ABS Handle With
    Amazon.com
    $9.99
    EOHELGRO Outlet Tester, Socket Tester For Standard North American AC Electrical Outlets, Receptacle Tester For Plug Security Test
    Amazon.com
    $9.99
    EOHELGRO Outlet Tester, Socket Tester For Standard North American AC Electrical Outlets, Receptacle Tester For Plug Security Test
    Amazon.com
    $89.99
    Autel Powerscan PS100 Power Circuit Probe Kit, 2026 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
    Amazon.com
    Free shipping
    $89.99
    Autel Powerscan PS100 Power Circuit Probe Kit, 2026 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
    Amazon.com
    Free shipping
    $18.99
    Premium Digital LED Automotive Circuit Tester, DC 2.6V-32V Test Light With Portable PU Extended Spring Wire, Vehicle Circuits Low Voltage Light Tester
    Amazon.com
    $18.99
    Premium Digital LED Automotive Circuit Tester, DC 2.6V-32V Test Light With Portable PU Extended Spring Wire, Vehicle Circuits Low Voltage Light Tester
    Amazon.com
    $69.98
    Klein Tools ET310KIT AC Circuit Breaker Finder Kit, Electric Tester, GFCI Tester, Leads, Adapters And Case
    Amazon.com
    Free shipping
    $69.98
    Klein Tools ET310KIT AC Circuit Breaker Finder Kit, Electric Tester, GFCI Tester, Leads, Adapters And Case
    Amazon.com
    Free shipping
    $24.99
    $26.99
    Sperry Instruments STK001 Non-Contact Voltage Tester (VD6504) & GFCI Outlet / Receptacle Tester (GFI6302) Kit, Electrical AC Voltage Detector, Yellow
    Amazon.com
    $24.99
    $26.99
    Sperry Instruments STK001 Non-Contact Voltage Tester (VD6504) & GFCI Outlet / Receptacle Tester (GFI6302) Kit, Electrical AC Voltage Detector, Yellow
    Amazon.com
    $24.97
    Klein Tools RT250 GFCI Outlet Tester With LCD Display, Electric Voltage Tester For Standard 3-Wire 120V Electrical Receptacles
    Amazon.com
    $24.97
    Klein Tools RT250 GFCI Outlet Tester With LCD Display, Electric Voltage Tester For Standard 3-Wire 120V Electrical Receptacles
    Amazon.com
    $15.44
    7 Pin Trailer Plug Tester, 12V Trailer 7 Pin Trailer Light Tester Towing Light Wire Circuit Blue Wiring Tester Plug C
    Amazon.com
    $15.44
    7 Pin Trailer Plug Tester, 12V Trailer 7 Pin Trailer Light Tester Towing Light Wire Circuit Blue Wiring Tester Plug C
    Amazon.com
    $89.99
    Autel Powerscan Automotive Circuit Tester: 2026 Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current
    Amazon.com
    Free shipping
    $89.99
    Autel Powerscan Automotive Circuit Tester: 2026 Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, AC/DC Current
    Amazon.com
    Free shipping
    $56.79
    Klein Tools Digital Circuit Breaker Finder With GFCI Outlet Tester ET310
    WebstaurantStore
    $56.79
    Klein Tools Digital Circuit Breaker Finder With GFCI Outlet Tester ET310
    WebstaurantStore
    $7.79
    Seavolt Trailer Wiring Circuit Tester, LED, 4-Way | By West Marine
    WestMarine
    $7.79
    Seavolt Trailer Wiring Circuit Tester, LED, 4-Way | By West Marine
    WestMarine