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Klein Tools - Digital Circuit Breaker Finder | A-ET300AU

DIGITAL CIRCUIT BREAKER FINDER | A-ET300AU The Klein Tools ET300AU Digital Circuit Breaker Finder is a professional troubleshooting tool designed to quickly and accurately identify the correct circuit breaker associated with an electrical outlet or circuit. Featuring a... Read More
Vendor: Klein Tools
SKU: A-ET300AU
$139.68
$139.68
Subtotal: $139.68

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DIGITAL CIRCUIT BREAKER FINDER | A-ET300AU

The Klein Tools ET300AU Digital Circuit Breaker Finder is a professional troubleshooting tool designed to quickly and accurately identify the correct circuit breaker associated with an electrical outlet or circuit. Featuring a transmitter and receiver system, the ET300AU helps electricians and maintenance personnel eliminate guesswork when locating breakers in residential, commercial and industrial switchboards. Advanced digital processing provides reliable circuit identification while reducing false readings, helping save time during maintenance, installation and fault-finding tasks.

► Key Features

  • Quickly identifies the correct circuit breaker for a connected outlet
  • Digital signal processing improves breaker identification accuracy
  • Transmitter and receiver system for easy circuit tracing
  • Visual and audible indication when the correct breaker is located
  • Reduces time spent tracing circuits manually
  • Suitable for residential, commercial and industrial electrical systems
  • Simple one-person operation
  • Compact and durable design for field use
  • Ideal for troubleshooting, maintenance and installation work

► Technical Specifications

  • Type: Digital Circuit Breaker Finder
  • System Components: Transmitter & Receiver
  • Application: Circuit Breaker Identification
  • Outlet Compatibility: Australian/New Zealand Style Outlets
  • Voltage Rating: 230V AC
  • Visual Indication: Yes
  • Audible Indication: Yes
  • Power Source: Battery Powered Receiver
  • Operation: One-Person Use
  • Suitable For: Residential, Commercial & Industrial Applications
  • Includes: Transmitter, Receiver, Battery & User Instructions
  • Brand: Klein Tools
  • Part No.: A-ET300AU

► Why Tradies Grab This

The ET300AU dramatically reduces the time required to locate the correct circuit breaker, particularly in large switchboards with poor circuit labelling. Electricians rely on it for renovations, fault finding, maintenance and compliance testing because it provides a faster, safer and more reliable alternative to trial-and-error breaker identification.

► Industrial Shed’s Trade Guarantee – Shop with Confidence

  • We Stand By Our Gear: Professional-grade diagnostic equipment built for demanding electrical environments.
  • Loyalty Matters: Trade account benefits available for repeat customers.
  • Real Support, No Runaround: Backed by a team that understands electrical testing and troubleshooting.
  • Fast Delivery, Every Time: Get the tools you need without unnecessary delays.

► Stock won’t last — get yours now at Industrial Shed!

At Industrial Shed, we know you need your gear fast and without the runaround. Here’s what makes our shipping better:

Local Delivery, Done In-House: If you're on the Mornington Peninsula, we handle delivery ourselves—no middlemen, no delays. Get your tools the same day or next day, straight from our team to your door.

Nationwide Reach, Reliable Partners: Need it shipped across Australia? We work with top couriers to offer standard and express options, so you get your order when you need it.

Track Every Step: You’ll get a tracking number the moment your order ships. No guessing—just a clear view of where your delivery’s at.

Service with a Real Human Touch: Got special delivery needs? Give us a shout. We’re here to make it happen, no fuss.

With Industrial Shed, you're not just another package in the mail. We get your order to you fast, safe, and with the reliability you expect.

For more information, visit Shipping Details: The Essentials.

At Industrial Shed, we keep things simple. If something’s not right or you’re not satisfied, we’ll sort it out—fast and easy.

What Sets Us Apart?

Fast Turnaround: We don’t mess around. When you need to return an item, we process it quickly so you’re not left waiting. Our goal is to get your refund or exchange sorted fast so you can get back to work.

Local Touch: For customers on the Mornington Peninsula, we offer the added benefit of in-store returns for quicker resolution. No shipping hassles—just bring it back to us, and we’ll handle the rest.

No-Nonsense Support: We make returns and refunds straightforward. If there’s a problem, you won’t be stuck in endless back-and-forths. We’re hands-on and get it sorted with minimal hassle.

Clear Policies, No Surprises: We believe in being upfront. Our return and refund policy is clear, so you know exactly what’s covered—whether it’s warranty claims, special orders, or regular returns. You’ll never be left guessing.

Built for Tradies: We understand the demands of the job, so we’re all about making returns and refunds simple, quick, and no fuss—because downtime is the last thing you need.

For more information, visit Returns & Refunds: Straight Talk.

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