Shop circuit testers for house wiring

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$59.98
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
Free shipping
$59.98
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
Free shipping
$44.98
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
Free shipping
$44.98
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
Free shipping
$26.99
Klein Tools 80025 Outlet Tester Kit With GFCI Tester And Non-Contact Voltage Test Pen, 2-Piece
Amazon.com
$26.99
Klein Tools 80025 Outlet Tester Kit With GFCI Tester And Non-Contact Voltage Test Pen, 2-Piece
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
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
$159.36
Fluke T5-600 Electrical Voltage, Continuity And Current Tester, Measures AC Current Up To 100 A Without Contact, Automatically Select AC/DC For Tests,
Amazon.com
Free shipping
$159.36
Fluke T5-600 Electrical Voltage, Continuity And Current Tester, Measures AC Current Up To 100 A Without Contact, Automatically Select AC/DC For Tests,
Amazon.com
Free shipping
$213.99
Ideal Electrical Suretrace Digital Circuit Tracer (61-946), Circuit Breaker Finder, 0-480 Volts AC/DC With Backlit Display, Find Breakers, Fuses,
Amazon.com
Free shipping
$213.99
Ideal Electrical Suretrace Digital Circuit Tracer (61-946), Circuit Breaker Finder, 0-480 Volts AC/DC With Backlit Display, Find Breakers, Fuses,
Amazon.com
Free shipping
$24.97
GFCI Electrical Outlet Tester With LCD Display
Home Depot
Free shipping
$24.97
GFCI Electrical Outlet Tester With LCD Display
Home Depot
Free shipping
$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)
us.freetids
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)
us.freetids
$99.98
Klein Tools Premium Meter Electrical Test Kit - CL220VP
Acme Tools
$99.98
Klein Tools Premium Meter Electrical Test Kit - CL220VP
Acme Tools
$59.97
$64.98
Klein Tools CL120 Digital Clamp Meter, Auto-Ranging 400 Amp AC, AC/DC Voltage, Resistance, Continuity, Non-Contact Voltage Tester Detection
Amazon.com
Free shipping
$59.97
$64.98
Klein Tools CL120 Digital Clamp Meter, Auto-Ranging 400 Amp AC, AC/DC Voltage, Resistance, Continuity, Non-Contact Voltage Tester Detection
Amazon.com
Free shipping
$99.98
Klein Tools Premium Meter Electrical Test Kit CL220VP
WebstaurantStore
$99.98
Klein Tools Premium Meter Electrical Test Kit CL220VP
WebstaurantStore
$36.98
Klein Tools Electrical Tester Kit NCVT5A/RT210 - NCVT5KIT
Acme Tools
$36.98
Klein Tools Electrical Tester Kit NCVT5A/RT210 - NCVT5KIT
Acme Tools
$44.98
Klein Tools Electrical Test Kit - 69149P
Acme Tools
$44.98
Klein Tools Electrical Test Kit - 69149P
Acme Tools
$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
$15.99
Gardner Bender Ground Fault Receptacle Tester And Circuit Analyzer - GFI-3501
Acme Tools
$15.99
Gardner Bender Ground Fault Receptacle Tester And Circuit Analyzer - GFI-3501
Acme Tools
$33.99
Klein Tools Circuit Tester - 69105
Acme Tools
$33.99
Klein Tools Circuit Tester - 69105
Acme Tools
$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
$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
$159.99
$169.97
Klein Tools VDV500-920 Wire Tracer Tone Generator And Probe Kit Continuity Tester For Ethernet, Internet, Telephone, Speaker, Coax, Video, And Data
Amazon.com
Free shipping
$159.99
$169.97
Klein Tools VDV500-920 Wire Tracer Tone Generator And Probe Kit Continuity Tester For Ethernet, Internet, Telephone, Speaker, Coax, Video, And Data
Amazon.com
Free shipping
$64.98
Klein Tools ET270: Klein Tools Digital Multi-Tester Multimeters (DMM) With Receptacle Tester
Summit Racing
$64.98
Klein Tools ET270: Klein Tools Digital Multi-Tester Multimeters (DMM) With Receptacle Tester
Summit Racing
$69.98
Klein Tools Circuit Breaker Finder Kit One_Size In Orange | ET310KIT
Lowe's
$69.98
Klein Tools Circuit Breaker Finder Kit One_Size In Orange | ET310KIT
Lowe's
$79.20
$132.00
Klein Tools Electrical Test Kit With Circuit Breaker Finder And Accessories
us.freetids
40% off
$79.20
$132.00
Klein Tools Electrical Test Kit With Circuit Breaker Finder And Accessories
us.freetids
$119.50
Extech Electrical Test Kit Model: CB10-KIT
Grainger
$119.50
Extech Electrical Test Kit Model: CB10-KIT
Grainger
$89.98
Klein Tools CL120VP: Klein Tools Clamp Meter Electrical Test Kits
Summit Racing
$89.98
Klein Tools CL120VP: Klein Tools Clamp Meter Electrical Test Kits
Summit Racing
$865.33
Power Probe Circuit Tester: Circuit Tester Kit, Electrical Circuits/Open Circuits/Shorts Grounds Model: PPKIT04
Grainger
$865.33
Power Probe Circuit Tester: Circuit Tester Kit, Electrical Circuits/Open Circuits/Shorts Grounds Model: PPKIT04
Grainger
$12.78
$19.99
Heavy Duty 5-120V Digital LED Circuit Tester
Pumaloves
36% off
$12.78
$19.99
Heavy Duty 5-120V Digital LED Circuit Tester
Pumaloves
$24.95
$32.43
Smart LCD Circuit Tester - AC/DC 3-300V, Continuity & Resistance
eternitvy
Free shipping
23% off
$24.95
$32.43
Smart LCD Circuit Tester - AC/DC 3-300V, Continuity & Resistance
eternitvy
Free shipping
$14.89
$56.69
Klein Tools ET310 AC Circuit Breaker Finder, Electric Tester With Integrated GFCI Outlet Tester
yesnocoffee
73% off
$14.89
$56.69
Klein Tools ET310 AC Circuit Breaker Finder, Electric Tester With Integrated GFCI Outlet Tester
yesnocoffee
$37.94
Gardner Bender Circuit Alert Voltage Tester GVD-3504
DkHardware.com
$37.94
Gardner Bender Circuit Alert Voltage Tester GVD-3504
DkHardware.com
$66.92
Klein Tools Circuit Continuity & Voltage Testers Tester Type: Receptacle Tester With GFCI Display Type: LED Power Supply: AAA Battery RT310
DkHardware.com
$66.92
Klein Tools Circuit Continuity & Voltage Testers Tester Type: Receptacle Tester With GFCI Display Type: LED Power Supply: AAA Battery RT310
DkHardware.com
$99.98
Klein Tools VDV501-851 Cable Tester Kit With Scout Pro 3 For Ethernet / Data, Coax / Video And Phone Cables, 5 Locator Remotes
Amazon.com
Free shipping
$99.98
Klein Tools VDV501-851 Cable Tester Kit With Scout Pro 3 For Ethernet / Data, Coax / Video And Phone Cables, 5 Locator Remotes
Amazon.com
Free shipping
$15.69
ATD Tools 5503 - Cordless Professional Circuit Tester
ToolPan
$15.69
ATD Tools 5503 - Cordless Professional Circuit Tester
ToolPan
$11.78
GB Fault Receptacle Tester And Circuit Analyzer Red GFI-3501
DkHardware.com
$11.78
GB Fault Receptacle Tester And Circuit Analyzer Red GFI-3501
DkHardware.com
$5.75
Heavy Duty 5-120V Backlit Digital LED Circuit Tester, Auto Test Light Digital LED Circuit Tester
Aliexpress
$5.75
Heavy Duty 5-120V Backlit Digital LED Circuit Tester, Auto Test Light Digital LED Circuit Tester
Aliexpress
$27.97
Klein Dual-Range Non-Contact Voltage Tester, 12 To 1000V Ac, IP54 - NCVT2P
PlumbersStock
$27.97
Klein Dual-Range Non-Contact Voltage Tester, 12 To 1000V Ac, IP54 - NCVT2P
PlumbersStock
$44.99
Klein Tools AFCI/GFCI Outlet Tester - RT310
Acme Tools
$44.99
Klein Tools AFCI/GFCI Outlet Tester - RT310
Acme Tools
$12.98
Klein Tools AC/DC Voltage Tester - ET45
Acme Tools
$12.98
Klein Tools AC/DC Voltage Tester - ET45
Acme Tools
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Shop circuit testers for house wiring

Sponsored
About our ads
$59.98
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
Free shipping
$59.98
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
Free shipping
$44.98
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
Free shipping
$44.98
$49.97
Klein Tools ET310 AC Circuit Breaker Finder, Electric And Voltage Tester With Integrated GFCI Outlet Tester
Amazon.com
Free shipping
$26.99
Klein Tools 80025 Outlet Tester Kit With GFCI Tester And Non-Contact Voltage Test Pen, 2-Piece
Amazon.com
$26.99
Klein Tools 80025 Outlet Tester Kit With GFCI Tester And Non-Contact Voltage Test Pen, 2-Piece
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
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
$159.36
Fluke T5-600 Electrical Voltage, Continuity And Current Tester, Measures AC Current Up To 100 A Without Contact, Automatically Select AC/DC For Tests,
Amazon.com
Free shipping
$159.36
Fluke T5-600 Electrical Voltage, Continuity And Current Tester, Measures AC Current Up To 100 A Without Contact, Automatically Select AC/DC For Tests,
Amazon.com
Free shipping
$213.99
Ideal Electrical Suretrace Digital Circuit Tracer (61-946), Circuit Breaker Finder, 0-480 Volts AC/DC With Backlit Display, Find Breakers, Fuses,
Amazon.com
Free shipping
$213.99
Ideal Electrical Suretrace Digital Circuit Tracer (61-946), Circuit Breaker Finder, 0-480 Volts AC/DC With Backlit Display, Find Breakers, Fuses,
Amazon.com
Free shipping
$24.97
GFCI Electrical Outlet Tester With LCD Display
Home Depot
Free shipping
$24.97
GFCI Electrical Outlet Tester With LCD Display
Home Depot
Free shipping
$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)
us.freetids
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)
us.freetids
$99.98
Klein Tools Premium Meter Electrical Test Kit - CL220VP
Acme Tools
$99.98
Klein Tools Premium Meter Electrical Test Kit - CL220VP
Acme Tools
$59.97
$64.98
Klein Tools CL120 Digital Clamp Meter, Auto-Ranging 400 Amp AC, AC/DC Voltage, Resistance, Continuity, Non-Contact Voltage Tester Detection
Amazon.com
Free shipping
$59.97
$64.98
Klein Tools CL120 Digital Clamp Meter, Auto-Ranging 400 Amp AC, AC/DC Voltage, Resistance, Continuity, Non-Contact Voltage Tester Detection
Amazon.com
Free shipping
$99.98
Klein Tools Premium Meter Electrical Test Kit CL220VP
WebstaurantStore
$99.98
Klein Tools Premium Meter Electrical Test Kit CL220VP
WebstaurantStore
$36.98
Klein Tools Electrical Tester Kit NCVT5A/RT210 - NCVT5KIT
Acme Tools
$36.98
Klein Tools Electrical Tester Kit NCVT5A/RT210 - NCVT5KIT
Acme Tools
$44.98
Klein Tools Electrical Test Kit - 69149P
Acme Tools
$44.98
Klein Tools Electrical Test Kit - 69149P
Acme Tools
$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
$15.99
Gardner Bender Ground Fault Receptacle Tester And Circuit Analyzer - GFI-3501
Acme Tools
$15.99
Gardner Bender Ground Fault Receptacle Tester And Circuit Analyzer - GFI-3501
Acme Tools
$33.99
Klein Tools Circuit Tester - 69105
Acme Tools
$33.99
Klein Tools Circuit Tester - 69105
Acme Tools
$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
$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
$159.99
$169.97
Klein Tools VDV500-920 Wire Tracer Tone Generator And Probe Kit Continuity Tester For Ethernet, Internet, Telephone, Speaker, Coax, Video, And Data
Amazon.com
Free shipping
$159.99
$169.97
Klein Tools VDV500-920 Wire Tracer Tone Generator And Probe Kit Continuity Tester For Ethernet, Internet, Telephone, Speaker, Coax, Video, And Data
Amazon.com
Free shipping