Wire, Cable Tracers

A stud and wire detector is a specialized device that helps locate wires, rebar, and even wooden structures inside walls. Using such a tool prevents damage to electrical wiring and ensures safe drilling.

How a wire detector works
Devices for detecting hidden utilities operate based on different technologies. The main types of signals detected by these devices include:

• Electromagnetic radiation – detects signals from live electrical wiring.

• Magnetic sensor – identifies metal objects such as rebar and nails.

• Radio signals – used in advanced devices for precise material analysis.

Different detection methods have their own features:

Professional models can detect wiring up to 5–7 cm deep, while basic household models are effective up to 3–5 cm.

Why use a wire detector
A wire detector is useful in a variety of situations:

• Home renovations – helps locate wiring before drilling

• Construction – used to detect metal structures within walls

• Electrical installations – helps locate cables embedded in plaster

Types of wire detectors
There are several types of detectors on the market:

• Basic detectors – can only detect live electrical wiring

• Combined models – include several detection modes to locate wires, rebar, and wooden beams

• Professional devices – offer high sensitivity, laser levels, calibration features, and digital displays

How to choose a wire detector
Choosing the right detector depends on a few key factors. Before purchasing, determine what tasks you'll use it for. If you only need it for occasional home repairs, a basic model with a 3–5 cm detection depth will be sufficient. For more complex tasks, such as construction or professional installations, a multifunctional model with deeper scanning and calibration capabilities is recommended.

How to use a wire detector properly
Before use, test the device on known wall areas to ensure it is properly calibrated. During scanning, move the detector slowly and steadily without abrupt motions, keeping it level. This helps avoid false readings and ensures accurate detection of hidden utilities.

Also pay attention to sensitivity settings—too high sensitivity may lead to false positives. If needed, reduce the sensitivity level or rescan the area from a different angle. Following these tips will make the use of your detector as effective and safe as possible.