Shop tool to test circuit breakers

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$14.99
Lisle 28400: Lisle Heavy-Duty Circuit Testers
Summit Racing
4
$14.99
Lisle 28400: Lisle Heavy-Duty Circuit Testers
Summit Racing
4
$67.99
$79.99
Fluke BK120 Smarttrace Breaker Finder And Socket Tester
Amazon.com
276
Free shipping
15% off
$67.99
$79.99
Fluke BK120 Smarttrace Breaker Finder And Socket Tester
Amazon.com
276
$24.45
Westward Circuit Tester: Circuit Tester, Electrical Circuits, 12V/24V/6V, Stainless Steel, 1 Pieces Model: 1EKN8
Grainger
$24.45
Westward Circuit Tester: Circuit Tester, Electrical Circuits, 12V/24V/6V, Stainless Steel, 1 Pieces Model: 1EKN8
Grainger
$22.00
Gearwrench Circuit Tester: Circuit Tester, Electrical Circuits, 12V/6V, Steel, PVC, 1 Pieces Model: 129D
Grainger
$22.00
Gearwrench Circuit Tester: Circuit Tester, Electrical Circuits, 12V/6V, Steel, PVC, 1 Pieces Model: 129D
Grainger
$32.96
OTC Circuit Tester: Circuit Tester, Electrical Circuits/Open Circuits/Shorts Grounds, 12V/6V Model: 3633
Grainger
4
$32.96
OTC Circuit Tester: Circuit Tester, Electrical Circuits/Open Circuits/Shorts Grounds, 12V/6V Model: 3633
Grainger
4
$59.39
Klein Tools 80016 Circuit Breaker Finder Tool Kit With Accessories, GFCI Outlet Tester, 2-Piece Set, Includes Cat. No. ET310 And Cat. No. 69411
Amazon.com
9K+
Free shipping
$59.39
Klein Tools 80016 Circuit Breaker Finder Tool Kit With Accessories, GFCI Outlet Tester, 2-Piece Set, Includes Cat. No. ET310 And Cat. No. 69411
Amazon.com
9K+
$64.81
Extech Circuit Breaker Finder: CB10, 90 To 120V AC, Energized, 47 To 63 Hz, CE/Culus, No Display Model: CB10
Grainger
2K+
$64.81
Extech Circuit Breaker Finder: CB10, 90 To 120V AC, Energized, 47 To 63 Hz, CE/Culus, No Display Model: CB10
Grainger
2K+
$57.92
OTC Circuit Tester: Circuit Tester, Electrical Circuits, 3 To 26V, Stainless Steel, Polyurethane Model: 3631
Grainger
4
$57.92
OTC Circuit Tester: Circuit Tester, Electrical Circuits, 3 To 26V, Stainless Steel, Polyurethane Model: 3631
Grainger
4
$199.99
$213.10
Ideal Electrical Suretrace Digital Circuit Tracer (61-946) 0-480 Volts AC/DC With Backlit Display - Find Breakers, Fuses, Wires, Dead Shorts, And
Amazon.com
18
Free shipping
$199.99
$213.10
Ideal Electrical Suretrace Digital Circuit Tracer (61-946) 0-480 Volts AC/DC With Backlit Display - Find Breakers, Fuses, Wires, Dead Shorts, And
Amazon.com
18
$54.00
$90.00
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet And Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 4-Piece(Premium Tester 3-Piece Kit)
specialeffectsband
40% off
$54.00
$90.00
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet And Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 4-Piece(Premium Tester 3-Piece Kit)
specialeffectsband
$279.00
Extech CT70 AC Circuit Load Tester
Amazon.com
264
Free shipping
$279.00
Extech CT70 AC Circuit Load Tester
Amazon.com
264
$39.49
Lisle Circuit Tester Up To 12 Volt Heavy Duty, LIS28400
Advance Auto Parts
1K+
$39.49
Lisle Circuit Tester Up To 12 Volt Heavy Duty, LIS28400
Advance Auto Parts
1K+
$44.97
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
18K+
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
18K+
$299.99
Klein Tools ET450 Advanced Underground Circuit Breaker Finder And Wire Tracer Kit For Energized And Non-Energized Breakers, Fuses, And Wires
Amazon.com
Free shipping
$299.99
Klein Tools ET450 Advanced Underground Circuit Breaker Finder And Wire Tracer Kit For Energized And Non-Energized Breakers, Fuses, And Wires
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
12
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
12
$54.00
$90.00
2025 Autel Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, Auto Circuit Tester, Digital Multimeter/Relay Diode Resistance Tool Kit, 20ft Long Cord
shop.tenlca-gs.com
40% off
$54.00
$90.00
2025 Autel Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, Auto Circuit Tester, Digital Multimeter/Relay Diode Resistance Tool Kit, 20ft Long Cord
shop.tenlca-gs.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
$60.49
Cta Tools 2830 48 V Circuit Tester
USA eBay
8
Free shipping
$60.49
Cta Tools 2830 48 V Circuit Tester
USA eBay
8
$35.63
Lisle 28620 Circuit Tester With Buzzer. Lisle. Electrical Testers, Test Leads. 083045286202.
eBay
Free shipping
$35.63
Lisle 28620 Circuit Tester With Buzzer. Lisle. Electrical Testers, Test Leads. 083045286202.
eBay
Free shipping
$26.19
CFA126015MS - Circuit Test Part And Accessory Circuit Breaker (New)
Electrical.com
$26.19
CFA126015MS - Circuit Test Part And Accessory Circuit Breaker (New)
Electrical.com
$46.99
Portable Circuit Breaker Finder Tracer Circuit Tester Locate Ac
eBay
Free shipping
$46.99
Portable Circuit Breaker Finder Tracer Circuit Tester Locate Ac
eBay
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$58.99
PB100 12V-24V Car Truck Electrical Circuit Tester Avometer Diagnostic Probe Tool. ANCEL. Electrical Testers, Test Leads.
eBay.com
Free shipping
$58.99
PB100 12V-24V Car Truck Electrical Circuit Tester Avometer Diagnostic Probe Tool. ANCEL. Electrical Testers, Test Leads.
eBay.com
Free shipping
$35.32
Performance Tool W2992 Computer Safe LCD Digital Circuit Tester 3 To 48 Volt
Walmart
6
Free shipping
$35.32
Performance Tool W2992 Computer Safe LCD Digital Circuit Tester 3 To 48 Volt
Walmart
6
$99.70
Fluke Circuit Breaker Finder: FLUKE-BK120, 110 To 125V AC, Energized, CAT III 150V, 50 To 60 Hz Model: FLUKE-BK120
Grainger
276
$99.70
Fluke Circuit Breaker Finder: FLUKE-BK120, 110 To 125V AC, Energized, CAT III 150V, 50 To 60 Hz Model: FLUKE-BK120
Grainger
276
$344.00
Power Probe Circuit Tester: Circuit Tester Kit, Electrical Circuits, 12 To 24V, Brass, Rubber Model: PP3EZREDAS
Grainger
108
$344.00
Power Probe Circuit Tester: Circuit Tester Kit, Electrical Circuits, 12 To 24V, Brass, Rubber Model: PP3EZREDAS
Grainger
108
$89.99
2026 Autel Powerscan PS100 Power Circuit Probe Tester, 12-24V Automotive Electrical Open/Short Breaker Finder, Component Activation Test Tool, AC/DC
Amazon.com
2
Free shipping
$89.99
2026 Autel Powerscan PS100 Power Circuit Probe Tester, 12-24V Automotive Electrical Open/Short Breaker Finder, Component Activation Test Tool, AC/DC
Amazon.com
2
$412.02
Power Probe Circuit Tester: Circuit Tester Kit, Electrical Circuits, 12 To 24V, Brass, Rubber Model: PP3LS01
Grainger
1
$412.02
Power Probe Circuit Tester: Circuit Tester Kit, Electrical Circuits, 12 To 24V, Brass, Rubber Model: PP3LS01
Grainger
1
$10.00
Automotive Circuit Tester 6-12V Volt Electrical Auto Test Light Probe Auto Tool. Cal Hawk. Electrical Testers, Test Leads. CZCAETA.
eBay
Free shipping
$10.00
Automotive Circuit Tester 6-12V Volt Electrical Auto Test Light Probe Auto Tool. Cal Hawk. Electrical Testers, Test Leads. CZCAETA.
eBay
Free shipping
$510.14
Power Probe Circuit Tester: Circuit Tester Kit, Electrical Circuits, 12 To 24V, Brass, Rubber Model: PPROKIT01
Grainger
780
$510.14
Power Probe Circuit Tester: Circuit Tester Kit, Electrical Circuits, 12 To 24V, Brass, Rubber Model: PPROKIT01
Grainger
780
$56.10
Pro Circuit Tester For Automotive Short & Open Diagnostic Black, Red. Yxflz. Black Red. Electrical Testers, Test Leads. 013908520358.
eBay
Free shipping
$56.10
Pro Circuit Tester For Automotive Short & Open Diagnostic Black, Red. Yxflz. Black Red. Electrical Testers, Test Leads. 013908520358.
eBay
Free shipping
$301.51
Megger Circuit Breaker Finder: MCT105, 12 - 400 V Test Range/400 V AC/DC (Max), CAT III 300V, 60 Hz Model: MCT105
Grainger
$301.51
Megger Circuit Breaker Finder: MCT105, 12 - 400 V Test Range/400 V AC/DC (Max), CAT III 300V, 60 Hz Model: MCT105
Grainger
$317.33
Extech Receptacle Tester With GFCI: Displays Peak Line Volt And Freq, GFCI & AC Circuit Analyzers Model: CT70
Grainger
2K+
$317.33
Extech Receptacle Tester With GFCI: Displays Peak Line Volt And Freq, GFCI & AC Circuit Analyzers Model: CT70
Grainger
2K+
$226.54
CFA11515055HB - Circuit Test Part And Accessory Circuit Breaker (New)
Electrical.com
$226.54
CFA11515055HB - Circuit Test Part And Accessory Circuit Breaker (New)
Electrical.com
$745.33
Power Probe Circuit Tester: Circuit Tester Kit, Electrical Circuits/Open Circuits/Shorts Grounds Model: PPKIT04
Grainger
$745.33
Power Probe Circuit Tester: Circuit Tester Kit, Electrical Circuits/Open Circuits/Shorts Grounds Model: PPKIT04
Grainger
$39.94
Automotive Circuit Fault Probe Tester, Automotive Current Tester With Precise Measurement, Car Fuse Curreng Test Tool With Display, For Fault Finding
Walmart
$39.94
Automotive Circuit Fault Probe Tester, Automotive Current Tester With Precise Measurement, Car Fuse Curreng Test Tool With Display, For Fault Finding
Walmart
$58.99
Automotive Circuit Tester Tool 12V & 24V Electrical System Test Tool. ANCEL. Electrical Testers, Test Leads.
eBay
Free shipping
$58.99
Automotive Circuit Tester Tool 12V & 24V Electrical System Test Tool. ANCEL. Electrical Testers, Test Leads.
eBay
Free shipping
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Shop tool to test circuit breakers

Sponsored
About our ads
$14.99
Lisle 28400: Lisle Heavy-Duty Circuit Testers
Summit Racing
4
$14.99
Lisle 28400: Lisle Heavy-Duty Circuit Testers
Summit Racing
4
$67.99
$79.99
Fluke BK120 Smarttrace Breaker Finder And Socket Tester
Amazon.com
276
Free shipping
15% off
$67.99
$79.99
Fluke BK120 Smarttrace Breaker Finder And Socket Tester
Amazon.com
276
$24.45
Westward Circuit Tester: Circuit Tester, Electrical Circuits, 12V/24V/6V, Stainless Steel, 1 Pieces Model: 1EKN8
Grainger
$24.45
Westward Circuit Tester: Circuit Tester, Electrical Circuits, 12V/24V/6V, Stainless Steel, 1 Pieces Model: 1EKN8
Grainger
$22.00
Gearwrench Circuit Tester: Circuit Tester, Electrical Circuits, 12V/6V, Steel, PVC, 1 Pieces Model: 129D
Grainger
$22.00
Gearwrench Circuit Tester: Circuit Tester, Electrical Circuits, 12V/6V, Steel, PVC, 1 Pieces Model: 129D
Grainger
$32.96
OTC Circuit Tester: Circuit Tester, Electrical Circuits/Open Circuits/Shorts Grounds, 12V/6V Model: 3633
Grainger
4
$32.96
OTC Circuit Tester: Circuit Tester, Electrical Circuits/Open Circuits/Shorts Grounds, 12V/6V Model: 3633
Grainger
4
$59.39
Klein Tools 80016 Circuit Breaker Finder Tool Kit With Accessories, GFCI Outlet Tester, 2-Piece Set, Includes Cat. No. ET310 And Cat. No. 69411
Amazon.com
9K+
Free shipping
$59.39
Klein Tools 80016 Circuit Breaker Finder Tool Kit With Accessories, GFCI Outlet Tester, 2-Piece Set, Includes Cat. No. ET310 And Cat. No. 69411
Amazon.com
9K+
$64.81
Extech Circuit Breaker Finder: CB10, 90 To 120V AC, Energized, 47 To 63 Hz, CE/Culus, No Display Model: CB10
Grainger
2K+
$64.81
Extech Circuit Breaker Finder: CB10, 90 To 120V AC, Energized, 47 To 63 Hz, CE/Culus, No Display Model: CB10
Grainger
2K+
$57.92
OTC Circuit Tester: Circuit Tester, Electrical Circuits, 3 To 26V, Stainless Steel, Polyurethane Model: 3631
Grainger
4
$57.92
OTC Circuit Tester: Circuit Tester, Electrical Circuits, 3 To 26V, Stainless Steel, Polyurethane Model: 3631
Grainger
4
$199.99
$213.10
Ideal Electrical Suretrace Digital Circuit Tracer (61-946) 0-480 Volts AC/DC With Backlit Display - Find Breakers, Fuses, Wires, Dead Shorts, And
Amazon.com
18
Free shipping
$199.99
$213.10
Ideal Electrical Suretrace Digital Circuit Tracer (61-946) 0-480 Volts AC/DC With Backlit Display - Find Breakers, Fuses, Wires, Dead Shorts, And
Amazon.com
18
$54.00
$90.00
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet And Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 4-Piece(Premium Tester 3-Piece Kit)
specialeffectsband
40% off
$54.00
$90.00
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet And Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 4-Piece(Premium Tester 3-Piece Kit)
specialeffectsband
$279.00
Extech CT70 AC Circuit Load Tester
Amazon.com
264
Free shipping
$279.00
Extech CT70 AC Circuit Load Tester
Amazon.com
264
$39.49
Lisle Circuit Tester Up To 12 Volt Heavy Duty, LIS28400
Advance Auto Parts
1K+
$39.49
Lisle Circuit Tester Up To 12 Volt Heavy Duty, LIS28400
Advance Auto Parts
1K+
$44.97
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
18K+
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
18K+
$299.99
Klein Tools ET450 Advanced Underground Circuit Breaker Finder And Wire Tracer Kit For Energized And Non-Energized Breakers, Fuses, And Wires
Amazon.com
Free shipping
$299.99
Klein Tools ET450 Advanced Underground Circuit Breaker Finder And Wire Tracer Kit For Energized And Non-Energized Breakers, Fuses, And Wires
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
12
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
12
$54.00
$90.00
2025 Autel Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, Auto Circuit Tester, Digital Multimeter/Relay Diode Resistance Tool Kit, 20ft Long Cord
shop.tenlca-gs.com
40% off
$54.00
$90.00
2025 Autel Circuit Tester, Power Circuit Probe Scan Tool, 12-24V Electrical Short Open Breaker Circuit Finder, Auto Circuit Tester, Digital Multimeter/Relay Diode Resistance Tool Kit, 20ft Long Cord
shop.tenlca-gs.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
$60.49
Cta Tools 2830 48 V Circuit Tester
USA eBay
8
Free shipping
$60.49
Cta Tools 2830 48 V Circuit Tester
USA eBay
8