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        Klein Tools ET300AU | Digital Circuit Breaker Finder

        The Klein Tools ET300AU Digital Circuit Breaker Finder is made for electricians who need to quickly and accurately locate the corresponding circuit breaker for any standard 230V or 240V outlet. This tool ensures precise readings without the need to interrupt the circuit. Its powerful transmitter can reach up to 305 metres, making it ideal for residential and commercial use.

        With a bright-green arrow and a loud beeping tone, the ET300AU clearly indicates the correct breaker. This tool is designed for use on powered circuits only, providing an efficient solution for circuit identification.

        Circuit Breaker Finder Features:

        • Find Circuit Breakers Automatically: Quickly locate the corresponding breaker for any 230V or 240V outlet.
        • Microprocessor Controlled: Ensures accurate readings without service interruption.
        • 305m Transmission Range: Strong transmitter reaches up to 305 metres for large and complex electrical systems.
        • Visual and Audio Alerts: Bright-green arrow and loud beeping tone provide a clear indication of the correct breaker.
        • For Powered Circuits Only: Safe and efficient for use on live circuits.

        ET300AU FAQ:

        Q: What is the range of the transmitter?
        A: The transmitter can reach distances of up to 305 metres.

        Q: Can this tool be used on unpowered circuits?
        A: No, the ET300AU is designed for use on powered circuits only.

        Q: How does it indicate the correct breaker?
        A: The tool provides a clear indication with a bright-green arrow and a loud beeping tone when the correct breaker is found.

        (ET300AU)

        100-Day Fuss-Free Returns
        We want you to love what you buy—but if you change your mind, that’s okay too. That’s why Sparky Direct offers a 100-day money-back guarantee.

        • Items must be unused, with all parts, accessories, and original packaging.
        • We can’t accept returns if the product is damaged, incomplete, or not in resalable condition.
        • Proof of purchase is required.
        • Return shipping is the responsibility of the customer. 

        If your item isn’t in its original condition, please contact us before returning it—we might save you time and money.

        All products come with a manufacturer’s or supplier’s warranty

        • Warranty starts from the Invoice Date
        • Some suppliers offer in-home warranties and handle claims directly, so you won’t need to uninstall or return the product. Chat with us to check if your product qualifies.
        • Sparky Direct isn’t responsible for losses caused by product failure.
        • Warranties are void if products aren’t installed by a licensed electrician.

        Damaged or Faulty Goods
        If your order arrives damaged or is faulty, let us know within 24 hours.

        • Sparky Direct will pay for return shipping via an emailed return label.
        • If the fault is confirmed, we will send you a replacement item or provide a refund.

        Contact us via our chat to arrange the return.

        Exclusions
        We can’t accept returns for:

        • Items that have been installed, modified, or used
        • Clearance, End of life, Discontinued, or special order items (unless faulty)
        • All PPE Items
        • Goods returned without original packaging or proof of purchase

        How to Request a Return

        1. Contact our customer service team with your order number.
        2. Confirm it’s eligible under our return or warranty policy.
        3. Pack the item securely and return it using a trackable service.
        4. Once we receive and inspect it, we’ll process your refund or replacement.

        Warranty starts from Invoice Date

        Domestic Use: 1 Year
        Commercial Use: 1 Year
        Warranty Method: Return to Sparky Direct

        These specifications and characteristics outline physical, mechanical, electrical details.

        Brand Klein Tools
        SKU ET300AU
        Barcode # 092644693076
        Package Weight 0.290kg
        Package Width 0.160m
        Package Height 0.040m
        Package Length 0.270m
        View Datasheet
        View Manual
        TYPE VALUE
        Type Circuit Breaker Finder
        Brand Klein Tools
        Overall Length 152.4mm
        Battery 9V
        Weight 0.24kg
        Voltage Range 90-280V AC
        Included 1x 9V Transmitter Battery
        Transmitter Range 305m
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