---
product_id: 2480528
title: "Extech TG20 Wire Tracer Kit and Tone Generator - Professional Cable Locator with Non-Contact Probe, Alligator Clips, RJ11 Connector, and Adjustable Sensitivity - for Non-Energized Circuits Only"
brand: "extech"
price: "£38.61"
currency: GBP
in_stock: true
url: https://www.desertcart.co.uk/products/2480528-extech-tg20-wire-tracer-kit-and-tone-generator-professional-cable
store_origin: GB
region: United Kingdom
---

# Non-Contact Audible Probe RF Signal Wire Tracing Battery Powered 9V Extech TG20 Wire Tracer Kit and Tone Generator - Professional Cable Locator with Non-Contact Probe, Alligator Clips, RJ11 Connector, and Adjustable Sensitivity - for Non-Energized Circuits Only

**Brand:** extech
**Price:** £38.61
**Availability:** ✅ In Stock

## Summary

> 🔧 Trace Smarter, Not Harder — Stay Ahead in Every Wire Hunt!

## Quick Answers

- **What is this?** Extech TG20 Wire Tracer Kit and Tone Generator - Professional Cable Locator with Non-Contact Probe, Alligator Clips, RJ11 Connector, and Adjustable Sensitivity - for Non-Energized Circuits Only by extech
- **How much does it cost?** £38.61 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/2480528-extech-tg20-wire-tracer-kit-and-tone-generator-professional-cable)

## Best For

- extech enthusiasts

## Why This Product

- Trusted extech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Durable:** Lightweight 3.5 oz design with high heat tolerance (up to 1022°F) built for demanding job sites.
- • **All-in-One Tracing Kit:** Includes probe, RJ11 transmitter, alligator clips, and batteries—ready to work out of the box.
- • **Pinpoint with Precision:** Adjustable sensitivity control eliminates false detections for flawless wire identification.
- • **Versatile Compatibility:** Test wire pairs, continuity, and telephone line polarity with a single compact device.
- • **Non-Contact Audio Detection:** Audibly trace wires without direct contact, speeding up diagnostics and reducing errors.

## Overview

The Extech TG20 Wire Tracer Kit is a professional-grade RF signal wire tracer designed for quick and accurate wire pair identification, continuity testing, and telephone line polarity checks. Featuring a non-contact audible probe and adjustable sensitivity, it ensures precise wire tracing from source to termination. Powered by included 9V batteries and equipped with RJ11 connectors and alligator clips, this compact, durable tool is essential for electricians and network pros aiming to streamline diagnostics and avoid costly errors.

## Description

Extech TG20 Wire Tracer Kit - RF Signal Wire Tracer with Non‑Contact Probe, Continuity Tester & RJ11 Transmitter – Includes Probe, Transmitter, Alligator Clips & 9 V Batteries

## Features

- Identify wire pairs, check continuity & test telephone line polarity
- Transmitter with output cables terminated in modular RJ11 phone connector
- Adjustable sensitivity control improves wire identification and eliminates false detection
- Easily trace wires from source to termination

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Extech |
| Power Source | Battery Powered |
| Style | TG20 |
| Color | Black |
| Item Weight | 0.1 Kilograms |
| Item dimensions L x W x H | 8.7 x 2 x 1.3 inches |
| Upper Temperature Rating | 1022 Degrees Fahrenheit |
| Measurement Type | Ohmmeter |
| UPC | 785533712544 793950481202 |
| Manufacturer | Extech |
| Part Number | TG20 |
| Item Weight | 3.52 ounces |
| Product Dimensions | 8.7 x 2 x 1.3 inches |
| Item model number | TG20 |
| Batteries | 2 Product Specific batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Size | Standard Wire Tracer |
| Voltage | 9 Volts |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Included Components | Complete with Wire Tracer Probe and Transmitter with RJ11 phone connector and pair of alligator clips, and two 9V batteries |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Nickel Oxyhydroxide |

## Product Details

- **Brand:** Extech
- **Power Source:** Battery Powered
- **Style:** TG20
- **Color:** Black
- **Item Weight:** 0.1 Kilograms

## Images

![Extech TG20 Wire Tracer Kit and Tone Generator - Professional Cable Locator with Non-Contact Probe, Alligator Clips, RJ11 Connector, and Adjustable Sensitivity - for Non-Energized Circuits Only - Image 1](https://m.media-amazon.com/images/I/81qu6hYzoSL.jpg)

## Frequently Bought Together

- Extech TG20 Wire Tracer and Tone Generator, Black
- Extech CT20 Remote and Local Continuity Tester

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**Shop now:** [https://www.desertcart.co.uk/products/2480528-extech-tg20-wire-tracer-kit-and-tone-generator-professional-cable](https://www.desertcart.co.uk/products/2480528-extech-tg20-wire-tracer-kit-and-tone-generator-professional-cable)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-08*