Electric Breaker Finders of 2025
Best Choice1
Clicked 84 times in the last monthKlein Tools15% OffKlein Tools ET450 Advanced Circuit Breaker Finder and Wire Tracer Kit for Energized and Non-Energized Breakers, Fuses, and Wires
9.9 Simple to use9.9 PrecisionWhy we love it
Reliable tracing for energized and non-energized circuits.
Adjustable sensitivity for precise wire identification.
Versatile applications for various electrical tasks.
9.8Exceptional
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Value for Money2
Klein ToolsKlein Tools 80101 Circuit Breaker Finder Kit, GFCI Outlet and Receptacle Tester Kit, Multimeter, NCVT, Outlet Tester, Leads, 6-Piece
Why we love it
Complete kit for electrical tasks.
Rugged and reliable tools.
Great value for price.
9.7Exceptional
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3
Klein ToolsKlein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, 2-Piece Set, Includes Cat. No. ET310 and Cat. No. 69411
9.9 lasts a long time9.5 Simple to use9.3 FlexibilityWhy we love it
Easy to use for DIY enthusiasts.
Includes useful adapters for versatility.
Quickly tests and identifies circuits.
9.6Exceptional
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4
Klein ToolsKlein Tools ET310 AC Circuit Breaker Finder, Electric and Voltage Tester with Integrated GFCI Outlet Tester
9.9 lasts a long time9.3 Simple to use8.9 worth the moneyWhy we love it
Easy to use and setup.
Accurate breaker identification.
Includes GFCI tester.
9.5Excellent
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5
focemtaFOCEMTA Circuit Breaker Finder & GFCI Outlet Tester with Digital LCD Display, 90-135V Electrical Circuit Tracer Tool for Electricians/DIY – Lightweight (Includes Batteries & Carrying Case)
Main highlights- Precision Voltage & Signal Strength Display: Dual-Function LCD Screen – Displays Real-Time Voltage (90-135V) and Signal Strength for precise circuit tracing. Unlike basic testers, our circuit breaker finder tool eliminates guesswork by showing exact data, ideal for electricians and DIYers tackling complex panels
- LED indicator light and large screen: The GFCI Tester has an automatic trip testing function, which is different from general testers. Our tool can accurately display the time taken for tripping. The clear visual feedback of the red/green indicator lights combined with the details displayed on the large screen can accurately diagnose 6 common wiring faults, including open circuit/reverse polarity
- Durable and portable, with high on-site efficiency: This Breaker Finder discoverer features an impact resistant ABS housing and a lightweight design (0.9 pounds) - capable of withstanding the requirements of the work site, compact in shape, sturdy and durable, suitable for repairing and troubleshooting household or commercial circuit faults. Includes a suitcase for easy storage and transportation
- Complete Ready-to-Use Package Includes: 1x Transmitter (IEC61010-1 Screw-Sealed Battery Compartment)，1x Receiver （with anti slip design），2x AA + 2x AAA Batteries，1x Screwdriver，1x Manual，1x Carrying Case，Certified CAT II 135V Safety Rating with ETL Compliance Ensure zone safety in residential/commercial wiring diagnosis
- All-in-One Circuit Diagnosis: Combines Circuit Breaker Finder, Outlet Tester & GFCI Tester – Quickly locate breakers, test outlets, and verify GFCI protection in one compact tool. Perfect for troubleshooting home wiring or commercial systems
9.4Excellent
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6
MESTEKMESTEK Circuit Breaker Finder, Electrical Circuit Tracer Tool Kit with Integrated GFCI Outlet Tester, Works on AC 90-120V, Circuit Tester with Buzzer Alarm & Color LCD Display, Includes Carrying Case
Main highlights- WHAT YOU GET - 1×Transmitter(GFCI outlet tester), 1×Receiver, 2×AAA Batteries for transmitter, 2×AA Batteries for receiver, 1×Storage Bag, 1×User Manual. We also provide a 24-month manufacturer warranty and lifetime customer support to ensure your satisfaction. With the thoughtful After-sale, you can use this circuit breaker finder with confidence and peace of mind.
- VISUAL & AUDIBLE INDICATIONS - The Transmitter (outlet tester) designed with a large VA reverse display color screen and bright LED lights illuminate green and red for easy visual indication. The Receiver designed with analog bar display, visual indicators and audible alert, ensuring a hassle-free locating process. The CBF01 circuit tester is more intuitive than old version in the market, can better distinguish the data at a glance.
- USER-FRIENDLY DESIGN - The Transmitter can dock in the Receiver to keep components together, or put them into the included storage bag when not in use. Both transmitter and receiver also support Auto Shut-off, Low battery Indication. And designed with double injection precision case, anti-dust, anti-skip, and anti-drop triple protection, making the device wear-resistant and easy to hold. All these convenient features make testing work much easier and safer.
- EASILY TWO-PART SYSTEM - The unit is a signal injection type digital circuit breaker finder, consists of a Transmitter connected to the outlet or fixture and a Receiver to scan the panel. Just locate the correct breaker in 3 steps, no need to adjust the sensitivity manually, allowing for easy and accurate breaker identification.
- BUILT-IN GFCI TESTER - The Transmitter also can be a gfci outlet tester individually, it can test GFCI trip time in seconds to find out if the trip breaker is functioning, enabling to detect 6 common wiring conditions and test GFCI devices for enhanced safety. And the auto-hold function is convenient for hard-to-reach outlets to lock the data.
- ACCURATE CIRCUIT BREAKER IDENTIFICATION - The MESTEK CBF01 circuit breaker finder can quickly and accurately locate the correct breaker on 120V electrical systems. The breaker detector finder is compatible with standard 90-120V AC 50/60Hz breaker systems, making it suitable for a variety of electrical systems and installations. It is a great electrician tool for troubleshooting electrical issues in houses, offices, factories, power network reconstruction, etc.
9.3Excellent
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7
Klein ToolsKlein Tools ET310KIT AC Circuit Breaker Finder Kit, Electric Tester, GFCI Tester, Leads, Adapters and Case
Main highlights- PREMIUM CARRY CASE: Dense foam organizes and protects all components in a premium hard carrying case
- LIGHT SOCKET AND GROUNDING ADAPTERS: Easily find the correct circuit for a lighting fixture with the light socket adapter, and use the included 3-prong to 2-prong grounding adapter for added convenience
- CONVENIENT KIT: Includes ET310 transmitter and receiver, light socket adapter, 3-prong to 2-prong adapter, alligator clips adapter, user manual, 9V battery for receiver, and a premium carrying case with foam insert
- CLEAR INDICATIONS: The Receiver provides visual and audible cues when the correct breaker is found, ensuring a hassle-free locating process on 90-120V AC circuits
- BUILT-IN GFCI TESTER: The Transmitter includes a GFCI outlet tester, enabling you to inspect wiring conditions and test GFCI devices for added safety
- ALLIGATOR CLIP ADAPTER: Enables testing on bare wires, providing versatile usage options
- ACCURATE CIRCUIT BREAKER IDENTIFICATION: Quickly locate the correct breaker with precision using the transmitter and receiver of the circuit breaker finder, ensuring efficient electrical troubleshooting
9.2Excellent
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8
InstrodotsINSTRODOTS Circuit Breaker Finder Tool with Accessories, 90-120V AC Digital Breaker Finder with Integrated GFCI Outlet Tester, Circuit Tracer with Buzzer Alarm & Color Display, Includes Carrying Case
Main highlights- WHAT YOU GET - 1×Transmitter(GFCI outlet tester), 1×Receiver, 1×3-prong to 2-prong grounding adapter, 1×Light socket adapter, 1×Alligator clip adapter, 2×AAA Batteries for transmitter, 2×AA Batteries for receiver, 1×Storage Bag, 1×User Manual. We also provide a 24-month warranty and lifetime customer support to ensure your satisfaction. With the thoughtful After-sale, you can use this circuit breaker finder with confidence and peace of mind.
- VISUAL & AUDIBLE INDICATIONS - The Transmitter (outlet tester) features a large VA reverse display color screen and bright LED lights illuminate green and red for easy visual indication. The companion Receiver employs an analog bar display, visual indicators and audible alert, ensuring a hassle-free locating process. Compared to legacy testers, the upgraded CBF01 circuit tester is more intuitive than old version in the market, can better distinguish the data at a glance.
- USER-FRIENDLY DESIGN - Both transmitter and receiver feature Automatic power-off, Low-battery Indication to enhance convenience and extend device life. And designed with double injection precision case, anti-dust, anti-skip, and anti-drop triple protection, making the device wear-resistant and easy to hold. For hassle-free portability, the set includes a carrying case, simply stow the devices in the compact case when not in use. All these convenient features make testing work much easier and safer.
- EFFORTLESS TWO-PART BREAKER IDENTIFICATION SYSTEM - This innovative digital circuit breaker locator uses signal-injection technology with a simple transmitter-receiver setup. Just plug the transmitter into any outlet or fixture, a Receiver to scan the circuit breaker panel. You'll pinpoint the correct breaker in three quick steps, no frustrating sensitivity dials to adjust, allowing for easy and accurate breaker identification.
- BUILT-IN GFCI TESTER - The Transmitter also can be a gfci outlet tester individually, it can test GFCI trip time in seconds to find out if the trip breaker is functioning, enabling to detect 6 common wiring conditions and test GFCI devices for enhanced safety. And the auto-hold function is convenient for hard-to-reach outlets to lock the data.
- ADDITIONAL ACCESSORIES - This Circuit Breaker Finder Accessory Tool Kit features three essential adapters for maximum flexibility. 1. The included 3-prong to 2-prong grounding adapter for enhanced compatibility. 2. Light socket adapter allows for easy circuit identification in lighting fixtures. 3. Alligator clip adapter enables the tool's use on bare wires, expanding its versatility. Everything you need to map circuits throughout your home - from outlets to light fixtures to junction boxes.
- ACCURATE CIRCUIT BREAKER IDENTIFICATION - The INSTRODOTS CBF01 circuit breaker finder can quickly and accurately locate the correct breaker on 120V electrical systems. The digital breaker finder is compatible with standard 90-120V AC 50/60Hz breaker systems, making it suitable for a variety of electrical systems and installations. It is a great electrician tool for troubleshooting electrical issues in homes, offices, factories, or during grid upgrades, etc.
9.1Excellent
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9
FlukeFluke BK120 SmartTrace Breaker Finder and Socket Tester
Main highlights- Unique dual-sensitivity NCV mode for non-contact voltage detection on terminal strips and supply cords.
- Transmitter has a built-in socket tester with easy-to-see LEDs to verify correct wiring in both standard and GFCI outlets.
- Audible and visual alerts take the guesswork out of locating a circuit breaker.
- A 4-in-1 tool that acts as a breaker finder, NCV detector, socket tester, and bright LED flashlight.
9.0Excellent
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10
Ideal IndustriesIdeal Electrical 61-535 Digital Circuit Breaker Finder with Digital Receiver and GFCI Circuit Tester
Why we love it
Accurate circuit identification.
Easy to use for all.
Durable and reliable design.
8.8Very Good
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