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Klein

Klein Tools 240V Circuit Breaker Finder Digital Audible & Visual Alert ET300AU

★★★★★
69 reviews · 412+ sold
$113.63 $170.44 -33% OFF
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Last purchased 16 minutes ago by someone in Geelong
Ships in 1-2 business days Australia-wide delivery
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The Klein Tools ET300AU 240V circuit breaker finder takes the guesswork out of identifying which breaker controls an outlet. The digital tool uses a bright green arrow display plus an audible alert to point you to the right breaker quickly, and it comes with the 9V battery included.

  • Type: Digital circuit breaker finder
  • Voltage: 240V, AC range to 280V
  • Display: Bright green arrow
  • Visual alert: Yes
  • Audible alert: Yes
  • Battery: 9V, included
  • Model: ET300AU

Plug the transmitter into an outlet and sweep the receiver across the switchboard; the arrow and beep confirm the matching breaker. A practical tool for electricians and DIYers tracing circuits in homes and workplaces.

More about this product

The Klein Tools Circuit Breaker Finder ET300AU is an accurate tool for identifying circuit breakers on 240V outlets.

  • Digital circuit breaker finder
  • For 240V outlets, AC range to 280V
  • Bright green arrow display for easy identification
  • Audible alert tone
  • Visual and audible alerts
  • 9V battery included
  • Model Number: ET300AU

Questions & Answers

How do you use this circuit breaker finder?

Plug the transmitter into the outlet, then move the receiver across the breakers; the bright green arrow and audible alert indicate the matching breaker.

What voltage does it work with?

It is designed for 240V outlets, with an AC range up to 280V.

Does it have both visual and audible alerts?

Yes, it features a bright green arrow display and an audible alert.

Is a battery included?

Yes, it includes a 9V battery.

What model is this Klein Tools finder?

It is the Klein Tools ET300AU circuit breaker finder.

Standard Shipping Australia-wide
Ships in 1-2 business days from our Australian warehouses
30-Day Returns
Change your mind? Return within 30 days for a full refund. Item must be unused and in original packaging.

Customer Reviews

4.3 ★★★★☆ 79 reviews
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✓ Fast Delivery ✓ Great Quality ✓ As Described Verified Purchases
O
Oliver H. 📍 Rockhampton QLD
★★★★★
2 months ago
✓ Verified Purchase

Arrived well packed

The Klein Tools is a solid buy. I was a bit unsure about the size from the photos but it is perfect in person. Delivery was faster than expected. Very satisfied with this purchase.

N
Natalie F. 📍 Launceston TAS
★★★★★
3 months ago
✓ Verified Purchase

Better than expected

No issues at all. Fast delivery and exactly as described.

C
Chris N. 📍 Mackay QLD
★★★★★
3 months ago
✓ Verified Purchase

Great value for money

Spent a while looking for the right Klein Tools and this kept coming up as the best value. I can see why — quality is impressive for the price. Delivery took just 2 days to Townsville which is great. Packaging was solid and everything intact. My partner and I both use it daily now. Highly recommended.

R
Rebecca J. 📍 Albury NSW
★★★★★
3 months ago
✓ Verified Purchase

One of my best online buys

Quality product at a fair price. Delivered quickly. Happy.

M
Matt D. 📍 Bunbury WA
★★★★★
3 months ago
✓ Verified Purchase

Happy with SuperSaver AU

Have bought Klein before and always been happy. Great price on SuperSaver AU and delivery was fast. Arrived perfectly packaged. Works flawlessly from day one.

Z
Zoe C. 📍 Bendigo VIC
★★★★★
4 months ago
✓ Verified Purchase

Fast delivery and perfect condition

Fast delivery and exactly what I ordered. Very happy with this.

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