The Klein Tools ET450AU Advanced Circuit Tracer Kit is a professional-grade tool designed to safely trace energized and de-energized wires, breakers, fuses, and circuits , even when hidden behind walls, ceilings, concrete, or underground. With its wide voltage range, adjustable ...The Klein Tools ET450AU Advanced Circuit Tracer Kit is a professional-grade tool designed to safely trace energized and de-energized wires, breakers, fuses, and circuits , even when hidden behind walls, ceilings, concrete, or underground. With its wide voltage range, adjustable sensitivity, and a complete set of accessories, the ET450AU makes circuit mapping, fault detection, and wire tracing faster and more accurate for electricians and technicians.
Key Features: Traces Energized & De-Energized Circuits: Accurately trace wires, breakers, fuses, and conduits carrying up to 480V AC/DC , making it suitable for a wide variety of applications. Multiple Tracing Modes: Identify and trace wires: Behind drywall or ceilings Under flooring or concrete Through PVC conduit Underground and in junction boxes Advanced Receiver Functionality: 8 adjustable sensitivity levels Backlit LCD display with bar graph and numeric signal strength (0–99) Audible alerts and NCV (non-contact voltage) detection Built-in flashlight for low-light environments Kickstand for hands-free operation Simple One-Button Transmitter: Clearly indicates AC/DC and voltage presence (12V–480V) Durable design with easy-access terminals for leads Complete Accessory Kit: Comes with everything needed for testing a variety of outlets, wires, and breaker panels. Kit Includes: ET450T Transmitter ET450R Receiver 3 ft (0.9 m) and 20 ft (6 m) Lead Adapters (connectable end-to-end for extra length) AC Plug to Banana Jacks Alligator Clips Outlet Tabs Ground Prong Adapter 10 × AA Alkaline Batteries Hard Carrying Case with Handle Specifications: Model: ET450AU Voltage Range: 12V to 480V AC/DC Sensitivity Settings: 8 levels (adjustable) Display: LCD with backlight + bar graph + numeric indicator NCV Functionality: Yes (non-contact voltage detection) Flashlight: Integrated in receiver Power Supply: 10 × AA batteries (included) Carry Case: Yes, durable and compartmentalised Applications: Electricians & Contractors: Accurately identify breakers and map circuits in commercial and residential settings.
Maintenance Technicians: Trace and troubleshoot wiring issues in facilities, hospitals, schools, and more. Renovation & Retrofit Work: Safely locate existing wiring behind walls, floors, and ceilings. Underground & In-Wall Conduit Detection: Ideal for tracing wires in PVC or buried conduit.
The Klein Tools ET450AU Advanced Circuit Tracer Kit is a powerful, easy-to-use diagnostic tool that simplifies wire tracing, circuit mapping, and electrical fault detection. Designed with professional features and field-ready durability, it’s the ultimate choice for any technician needing safe and accurate tracing—even through tough-to-reach spaces .