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Save 10% Now with PROMO CODE: "EASTER10" + Free Shipping on Orders Over $49! Exclusions apply for select brands.
Save 10% Now with PROMO CODE: "EASTER10" + Free Shipping on Orders Over $49! Exclusions apply for select brands.

Klein Tools ET310 AC Circuit Breaker Finder, Electric Tester and Voltage Tester with Integrated GFCI Outlet Tester

SKU ET310
Availability:
in stock, ready to be shipped
📦 Free Shipping Available
🚛 Get it between Friday, Apr 25 - Monday, Apr 28, if ordered within the next 10 hours and 46 minutes.
Return Policy & Eligibility

Return Policy
We accept returns on most items within 30 days of purchase. However, the following items are NOT eligible for return:

  • Built-to-order or custom-made products (e.g., Rolair Air Compressors)
  • Gas-powered equipment (e.g., Generators, Power Washers, Chainsaws)
  • Pneumatic tools (e.g., Nail Guns, Paint Sprayers)
  • Ladders, scaffolding, or climbing equipment
  • Fall protection equipment (e.g., Lanyards, Harnesses)
  • Batteries
  • Used consumables or accessories (e.g., Sandpaper, Saw Blades)
  • Guide rails longer than 95 inches
  • Cast iron equipment (e.g., Table Saws, Drum Sanders)
  • Clothing (all sales are final)

For more details on eligible items and our full return instructions, please click here to view our complete policy.

Our Price Match Promise

We’re dedicated to offering you the best price on high-quality products from trusted sources. If you find the exact same item from an authorized seller at a lower price—including all shipping, handling, taxes, and any additional fees—we’re happy to match it.

To request a price match, simply contact our Customer Support team with the following details:

  • Your order number and purchase date
  • The product identifier or model number
  • A link to the competitor’s advertisement showing the lower price

Once we verify the details, we will issue a credit (if applicable) within two business days.

Terms & Conditions:

  • The competitor must be an authorized retail dealer.
  • The product must be identical, in stock, and available with the same features and warranty.
  • This offer does not apply to auction sites, clearance events, special promotions, misprints, or limited-time offers.
  • Price match requests must be made within 30 days of your purchase.
  • Refunds will be processed in the original form of payment.
  • Certain items, such as heavy equipment, may be excluded.

We stand by our commitment to bring you the best deal possible!

Original price $49.97
Original price $49.97 - Original price $49.97
Original price $49.97
Current price $49.97
$49.97 - $49.97
Current price $49.97
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Product Details

Features

Description

Details for Klein Tools ET310 AC Circuit Breaker Finder, Electric Tester and Voltage Tester with Integrated GFCI Outlet Tester

Features:

  • This circuit breaker finder can quickly and accurately locate the correct circuit breaker in a panel corresponding to the circuit to which an electrical outlet or fixture is connected
  • GFCI tester consists of two parts: a Transmitter connected to the electrical outlet or fixture, and a Receiver used to scan the panel to locate the correct breaker
  • Receiver delivers clear visual and audible indications when the correct breaker has been located
  • Operates on 90-120V AC circuits
  • Transmitter incorporates a GFCI outlet tester to inspect the wiring condition at the electrical outlet and test GFCI devices
  • Transmitter docks in the Receiver for convenient storage as a single item when tester is not is use
  • Transmitter incorporates a three-pin plug for connecting to North-American-style grounded electrical outlets
  • The transmitter may be connected to other electrical fixtures using optional accessories which are sold separately (Cat. No. 69411)
  • Receiver powers off automatically after approximately three minutes of non-use to conserve battery life
  • Transmitter is powered by the circuit when connected to the electrical outlet or fixture

Details:

The Klein Tools ET310 Circuit Breaker Finder with Integrated GFCI Outlet Tester is a digital circuit breaker finder used to locate the correct circuit breaker in a panel to which an electrical outlet or fixture is connected. The Transmitter is connected to the electrical outlet or fixture in the circuit while the receiver is used to scan the breakers in the circuit panel. The Transmitter also features a GFCI outlet tester. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857.

More From Klein Tools

A trusted name in the electrical and trades industry, Klein Tools has been crafting high-quality hand tools for professionals since 1857, specializing in durable, precision-engineered solutions for electricians, linemen, and contractors.

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