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🔍 Master every circuit, anywhere—because precision is power.
The Klein Tools ET450 is a professional-grade circuit breaker finder and wire tracer kit designed for both energized and non-energized electrical systems. It features adjustable sensitivity to detect signals through drywall, cement blocks, and underground, with audible and visual indicators for signal strength. The kit includes all necessary accessories and a durable carrying case, making it an essential tool for electricians and contractors seeking reliable, versatile circuit tracing up to 480 volts.












| ASIN | B09XG38XLP |
| Best Sellers Rank | #164,959 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #12 in Circuit Tracers & Analyzers |
| Brand Name | KLEIN TOOLS |
| Colour | Multi |
| Compatible Devices | Transmitter, Receiver, Blade and ground prongs, Alligator clips, 3-Foot and 20-Foot lead adapters, AC plug leads, Batteries, Instructions, Carrying case |
| Country of Origin | USA |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,508) |
| Global Trade Identification Number | 00092644693380 |
| Included Components | Advanced Circuit Tracer Kit |
| Item Dimensions | 40.9 x 32.4 x 10.2 Centimeters |
| Item Type Name | Building Material |
| Item Weight | 907 g |
| Manufacturer | Klein Tools |
| Maximum Operating Voltage | 480 Volts |
| Measurement Type | Wire Tracer |
| Minimum Operating Voltage | 12 Volts |
| Model Number | ET450 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | ET450 |
| Power Source Type | Battery Powered |
| Specification Met | [Inferred] Meets Certain Specifications |
| Style Name | Circuit Testers |
| UPC | 092644693380 |
| Unit Count | 1.0 Count |
| Upper Temperature Rating | 50 Degrees Celsius |
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