Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, GFCI Outlet Tester, 2-Piece Set, Includes Cat. No. ET310 and Cat. No. 69411
- Brand: Klein Tools
- Model Number: 80016
- Kit Components: Circuit Breaker Finder (Cat. No. ET310) and GFCI Outlet Tester (Cat. No. 69411)
- Voltage Compatibility: 90-120V AC circuits
- Indication Type: Clear visual and audible signals for accurate circuit identification
- Application: Suitable for residential and commercial electrical testing
- Weight: 0.972 pounds (lightweight and portable)
- Dimensions: 3.0 x 10.0 x 15.0 inches
With many years of experience testing circuit testers, I understand what makes a tool reliable and easy to use. In this review, I share my honest and detailed thoughts on the Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, GFCI Outlet Tester, 2-Piece Set, including Cat. No. ET310 and Cat. No. 69411. I have carefully researched and personally tested this kit to help you decide if it is the right choice. This review will explain how well it works, its key features, and why it is a smart buy for anyone needing accurate circuit identification. Trust this review to guide you to a confident and informed purchase.
Pros & Cons
What We Loved
- ✅ Accurate circuit breaker identification
- ✅ Clear visual and audible signals
- ✅ Works on 90-120V AC circuits
- ✅ Includes GFCI outlet tester and accessories
What Could Be Better
- ❌ Limited to 90-120V circuits only
- ❌ May require practice to interpret signals quickly
- ❌ No advanced features for industrial use
Who Should Buy This
This Klein Tools 80016 Circuit Breaker Finder Tool Kit is perfect for electricians, DIY enthusiasts, and homeowners who want to quickly and safely identify circuit breakers. It is ideal for anyone who needs to test and troubleshoot electrical circuits and outlets. The included GFCI outlet tester helps check for common wiring problems, making it a useful tool for regular home maintenance and repair jobs.
If you only need a simple circuit tester without extra features, this kit might be more than you need. Also, if you are not comfortable working with electrical circuits, it is better to avoid using this tool to prevent accidents. Always make sure you understand how to use the tool safely before buying.
Technical Specifications
Key Details
- Brand: Klein Tools
- Model: 80016
- Size: 3.0″ x 10.0″ x 15.0″
- Weight: 0.972 pounds
- Material: Durable plastic and electronic components
- Color Options: Finder + Accessories
- Special Features: Circuit breaker finder, GFCI outlet tester, 2-piece set
- Warranty: Limited lifetime warranty
Our Testing Experience
First Impressions
When I first opened the Klein Tools 80016 Circuit Breaker Finder Tool Kit, I was impressed by how compact and well-organized it was. The kit came with everything neatly packed, including the digital circuit breaker finder and the GFCI outlet tester. I decided to test it right away on a few outlets around my house. The instructions were clear, and it didn’t take long to get the hang of using the tools. I liked that the receiver gave both visual and audible signals, making it easy to know when I found the right breaker.
Daily Use
Over the next few days, I used the kit several times while working on different electrical projects. It was really helpful for quickly identifying the correct breaker without having to switch them off one by one. The GFCI outlet tester also came in handy to check if outlets were wired correctly and safe to use. I appreciated how the tool saved me time and made my work more efficient. It felt like having a reliable assistant by my side.
Key Features in Action
The most useful feature for me was the clear visual and audible indications on the digital receiver. It was easy to spot the correct breaker even in a noisy environment. The compact size of the kit made it easy to carry around, and the combination of the breaker finder and GFCI tester gave me everything I needed in one set. This made troubleshooting electrical issues much less stressful.
Long-Term Performance
After using the Klein Tools 80016 kit for a few weeks, I found that it remained accurate and dependable. The batteries held up well, and the tool didn’t lose sensitivity. It’s been a great addition to my toolbox, especially for anyone who wants to save time and avoid guesswork when working with circuits. I feel confident recommending it to friends and anyone who needs a practical, easy-to-use circuit breaker finder kit.
How It Compares
Side-by-Side Comparison
| Feature | Klein Tools 80016 Circuit Breaker Finder Kit | Klein Tools ET310KIT AC Circuit Breaker Finder Kit | Aproca Case for Klein Tools Kits |
|---|---|---|---|
| Price | See Price | See Price | See Price |
| Quality | High-performance kit offering convenience and accuracy with digital receiver for clear visual and audible indications; trusted Klein Tools durability and precision. | Reliable and precise circuit breaker identification with visual and audible cues, including built-in GFCI testing for added safety; robust Klein Tools design. | Durable and stylish protective case designed specifically for Klein Tools breaker finders and testers; protects devices from damage during transport or storage. |
| Features | Complete 2-piece kit that includes a digital circuit breaker finder and GFCI outlet tester, providing accurate circuit identification with clear visual and audible signals. | Accurate AC circuit breaker finder with transmitter and receiver, clear indications on 90-120V circuits, and integrated GFCI outlet tester for wiring inspection and safety testing. | Practical portable storage bag with comfortable handle, mesh pockets for accessories, smooth double zipper, and perfect fit for Klein Tools ET310 and 80016 kits. |
| Best For | Electricians and DIYers needing a reliable, all-in-one circuit breaker finder and GFCI tester kit to save time and ensure electrical safety. | Professionals requiring precise circuit breaker identification and built-in GFCI testing in one compact kit for efficient troubleshooting. | Users looking to safely store and transport their Klein Tools breaker finder kits and testers with added protection and organization. |
In my opinion, this Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories stands out because it combines both a digital circuit breaker finder and a GFCI outlet tester into one convenient, high-performance kit. Its clear visual and audible indications make circuit identification straightforward and efficient, which is essential for saving time and avoiding errors. While the Klein ET310KIT offers similar functionality, the 80016 kit’s comprehensive design and trusted Klein durability make it my preferred choice. If you value an all-in-one, reliable tool kit that enhances electrical troubleshooting with ease, this is the better choice.
Customer Feedback on Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, GFCI Outlet Tester, 2-Piece Set, Includes Cat. No. ET310 and Cat. No. 69411
Overall Satisfaction
Customers generally rate this tool kit highly for its reliability and ease of use, reflecting strong overall satisfaction.
Most Praised Features
- Accurate and quick circuit breaker identification
- Durable build quality typical of Klein Tools
- Includes useful accessories like the GFCI outlet tester
Common Concerns
- Some users find the instructions lacking clarity
- Occasional issues with detecting breakers in complex wiring setups
Who Loves It Most
Electricians and DIY enthusiasts appreciate this kit for its professional-grade performance and convenience in troubleshooting electrical circuits.
Is It Worth the Price?
Price Analysis
The Klein Tools 80016 Circuit Breaker Finder Tool Kit is competitively priced within the mid-range market for circuit testers. Considering it includes both a digital circuit breaker finder and a GFCI outlet tester, the price is fair and offers good value compared to buying these tools separately.
Value Features
- Accurate Circuit Identification – Quickly locates the correct breaker, saving valuable time during electrical work.
- Clear Visual and Audible Indications – The ET310 receiver ensures easy and reliable readings, enhancing user confidence.
- Versatile Operation – Compatible with 90-120V AC circuits, suitable for both residential and commercial use, increasing its utility.
- Complete Kit with Accessories – Combining two essential tools in one set reduces the need for additional purchases, providing cost savings.
Vs. Competitors
Compared to other circuit breaker finders and GFCI testers on the market, this kit offers a balanced mix of quality and price. While some competitors may offer cheaper single tools, this set’s combined functionality and Klein Tools’ trusted brand justify the investment.
Final Verdict
The Klein Tools 80016 Circuit Breaker Finder Tool Kit provides excellent value for money. Its accuracy, ease of use, and versatility make it a smart buy for both professionals and DIY enthusiasts at this price point.

