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Best Circuit Testers Deals Online In The US


Last Updated - December 26, 2024

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Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, 2-Piece Set, Includes Cat. No. ET310 and Cat. No. 69411
Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, 2-Piece Set, Includes Cat. No. ET310 and Cat. No. 69411
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$54.98
Best Value
Klein Tools ET310 AC Circuit Breaker Finder, Electric Tester and Voltage Tester with Integrated GFCI Outlet Tester
Klein Tools ET310 AC Circuit Breaker Finder, Electric Tester and Voltage Tester with Integrated GFCI Outlet Tester
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$49.97
Klein Tools RT250 GFCI Outlet Tester with LCD Display, Electric Voltage Tester for Standard 3-Wire 120V Electrical Receptacles
Klein Tools RT250 GFCI Outlet Tester with LCD Display, Electric Voltage Tester for Standard 3-Wire 120V Electrical Receptacles
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$21.97
Klein Tools ET450 Advanced Circuit Breaker Finder and Wire Tracer Kit for Energized and Non-Energized Breakers, Fuses, and Wires
Klein Tools ET450 Advanced Circuit Breaker Finder and Wire Tracer Kit for Energized and Non-Energized Breakers, Fuses, and Wires
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$239.98
Klein Tools 80025 Outlet Tester Kit with GFCI Tester and Non-Contact Voltage Tester, 2-Piece
Klein Tools 80025 Outlet Tester Kit with GFCI Tester and Non-Contact Voltage Tester, 2-Piece
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$24.99
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet and Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 6-Piece
Klein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet and Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 6-Piece
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$79.99
27% Off
Klein Tools NCVT1P Voltage Tester, Non-Contact Low Voltage Tester Pen, 50V to 1000V AC, Audible and Flashing LED Alarms, Pocket Clip
Klein Tools NCVT1P Voltage Tester, Non-Contact Low Voltage Tester Pen, 50V to 1000V AC, Audible and Flashing LED Alarms, Pocket Clip
$19.25$26.32
Klein Tools RT110 Outlet Tester, AC Electrical Receptacle Tester for North American Outlets
Klein Tools RT110 Outlet Tester, AC Electrical Receptacle Tester for North American Outlets
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$9.97
29% Off
Premium LED Bulb Automotive Circuit Tester, 6-24V Test Light with 135 Inch PU Extended Spring Wire, Sharp Hard Steel Probe Vehicle Circuits Low DC Voltage Light Tester
Premium LED Bulb Automotive Circuit Tester, 6-24V Test Light with 135 Inch PU Extended Spring Wire, Sharp Hard Steel Probe Vehicle Circuits Low DC Voltage Light Tester
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$9.99$13.99
Klein Tools RT210 Outlet Tester, Receptacle Tester for GFCI / Standard North American AC Electrical Outlets, Detects Common Wiring Problems
Klein Tools RT210 Outlet Tester, Receptacle Tester for GFCI / Standard North American AC Electrical Outlets, Detects Common Wiring Problems
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$12.97
Power Circuit Probe Tester 6V-24V DC Test Light Automotive Short Circuit Finder 12V Auto Electrical Tester Kit 12 Volt Car Fuse Tester Tool Component Tester Polarity Identify Overload Protection
Power Circuit Probe Tester 6V-24V DC Test Light Automotive Short Circuit Finder 12V Auto Electrical Tester Kit 12 Volt Car Fuse Tester Tool Component Tester Polarity Identify Overload Protection
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$26.99
Klein Tools 69149P Electrical Test Kit with Digital Multimeter, Non-Contact Voltage Tester and Electrical Outlet Tester, Leads and Batteries
Klein Tools 69149P Electrical Test Kit with Digital Multimeter, Non-Contact Voltage Tester and Electrical Outlet Tester, Leads and Batteries
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$39.97
Klein Tools RT390 Circuit Analyzer with Large LCD, Identifies Wiring Faults, GFCI and AFCI Tester, Voltage Drop, Displays Trip Time
Klein Tools RT390 Circuit Analyzer with Large LCD, Identifies Wiring Faults, GFCI and AFCI Tester, Voltage Drop, Displays Trip Time
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$149.99
KAIWEETS Voltage Tester/Non-Contact Voltage Tester with Signal Percentage, Dual Range AC 12V/70V-1000V, Live/Null Wire Tester, Electrical Tester with LCD Display, Buzzer Alarm, Wire Breakpoint Finder
KAIWEETS Voltage Tester/Non-Contact Voltage Tester with Signal Percentage, Dual Range AC 12V/70V-1000V, Live/Null Wire Tester, Electrical Tester with LCD Display, Buzzer Alarm, Wire Breakpoint Finder
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$14.99
Autel Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, Automotive Circuit Tester, Digital Multimeter/Relay & Diode Resistance Tool Kit, & 20FT Long Cord
Autel Circuit Tester, Power Circuit Probe Tool, 12-24V Electrical Short Open Breaker Circuit Finder, Automotive Circuit Tester, Digital Multimeter/Relay & Diode Resistance Tool Kit, & 20FT Long Cord
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$89.99
Sinstar Multifunctional Car Circuit Tester, 6-24V DC Car Power Tester, Power Circuit Probe Tester Electrical Tester Digital Display Short Finder for Continuity Testing/Trailer Light Testing
Sinstar Multifunctional Car Circuit Tester, 6-24V DC Car Power Tester, Power Circuit Probe Tester Electrical Tester Digital Display Short Finder for Continuity Testing/Trailer Light Testing
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$25.97
WINAMOO Automotive Test Light with 3-48V LED Digital Voltage Display, Auto Circuit Tester with Voltmeter & Dual Color Polarity Indicate, Electric Test Pen w/Stainless Probe for Car/Truck/SUV Checker
WINAMOO Automotive Test Light with 3-48V LED Digital Voltage Display, Auto Circuit Tester with Voltmeter & Dual Color Polarity Indicate, Electric Test Pen w/Stainless Probe for Car/Truck/SUV Checker
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$8.99
5% Off
Fluke 1AC II VoltAlert Non-Contact Voltage Tester, Pocket-Sized, 90-1000V AC, Audible Beeper, 2 Year Warranty, CAT IV Rating, Packaging May Vary
Fluke 1AC II VoltAlert Non-Contact Voltage Tester, Pocket-Sized, 90-1000V AC, Audible Beeper, 2 Year Warranty, CAT IV Rating, Packaging May Vary
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$39.99$41.99
Test Light Automotive, Circuit Tester 6V-12V-24V Car Electrical Test Pen with Continuity Voltage Electrical Fuse Tester for Sedan, SUV, RV and Truck
Test Light Automotive, Circuit Tester 6V-12V-24V Car Electrical Test Pen with Continuity Voltage Electrical Fuse Tester for Sedan, SUV, RV and Truck
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$4.98
ITEQ Power Circuit Probe Tester, 6V-24V DC Test Light, Automotive Short Circuit Located and Component Activated, 12V Auto Electrical Tester, Polarity Identify with LED Light, Overload Protection
ITEQ Power Circuit Probe Tester, 6V-24V DC Test Light, Automotive Short Circuit Located and Component Activated, 12V Auto Electrical Tester, Polarity Identify with LED Light, Overload Protection
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$26.89