The Klein Tools ET450 Advanced Circuit Tracer Kit is built for professional electricians and contractors who need dependable, precise circuit identification on the job site. Whether you're tracing energised or non-energised breakers, fuses, or wires through drywall, cement block, or underground runs, the ET450 delivers. Simply connect the Transmitter to a circuit and use the Receiver — with adjustable sensitivity — to pinpoint the signal quickly and accurately. With NCV capability to confirm if wires are live, a built-in flashlight for low-light work areas, and a rugged hard carrying case for transport between sites, this kit is engineered to keep your crew moving efficiently from panel to panel.

Specifications

Type Circuit Tracer
Application Trace energised and non-energised breakers, fuses, and wires
Special Features Flashlight and NCV function on receiver; accessories and hard case included
Material ABS and electronic components
Batteries Transmitter: 6 × 1.5V AA Alkaline; Receiver: 4 × 1.5V AA Alkaline
Battery Life Up to 24 hr
Drop Protection 6 ft (2 m)
Display Receiver: LCD with backlight
Control Type Transmitter and receiver
Voltage External indicators for 12V, 48V, 120V, 240V, and 480V
Frequency Transmitter: AC 45Hz to 65Hz; Receiver: 33kHz
Ingress Protection IP42
Pollution Degree 2
Tests Continuity No
Interchangeable Leads Yes
Lead Length 20 ft (6.1 m)
Safety Standard CAT III 600V
Case Included Yes
Kit Contents Transmitter, receiver, blade and ground prongs, alligator clips, 3 ft and 20 ft lead adapters, AC plug leads, instructions, all required batteries, and hard carrying case
Overall Dimensions (L × H × W) 40.9 × 10.2 × 32.4 cm (16.12 × 4 × 12.75 in)
Weight 2,849 g (100.5 oz)
UPC 092644693380