---
product_id: 19375071
title: "Extech MG500 Digital High Voltage Insulation Tester"
brand: "extech"
price: "£1341.64"
currency: GBP
in_stock: true
reviews_count: 3
category: "Extech"
url: https://www.desertcart.co.uk/products/19375071-extech-mg500-digital-high-voltage-insulation-tester
store_origin: GB
region: United Kingdom
---

# 10kV high test voltage Insulation resistance up to 500GΩ CAT III 300V safety rating Extech MG500 Digital High Voltage Insulation Tester

**Brand:** extech
**Price:** £1341.64
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your electrical testing game with the MG500 — power, precision, and protection in one sleek package!

## Quick Answers

- **What is this?** Extech MG500 Digital High Voltage Insulation Tester by extech
- **How much does it cost?** £1341.64 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/19375071-extech-mg500-digital-high-voltage-insulation-tester)

## 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

- • **All-in-One Pro Kit:** Comes with heavy-duty carrying case, test leads, alligator clips, and 8 included C batteries—ready to go.
- • **Powerful 10kV Testing:** Push your diagnostics to the limit with ultra-high voltage capability.
- • **Unmatched Safety Assurance:** Work confidently under CAT III 300V certified protection.
- • **Durability Meets Convenience:** Robust design with a 1-year warranty ensures long-term reliability on every job.
- • **Precision Insulation Resistance:** Measure up to a staggering 500GΩ for ultimate accuracy.

## Overview

The Extech MG500 is a professional-grade digital high voltage insulation tester featuring up to 10kV test voltage and insulation resistance measurement up to 500GΩ. It meets CAT III 300V safety standards and includes a rugged carrying case, test leads, alligator clips, and 8 C batteries. Designed for reliability and precision, it’s backed by a 1-year warranty, making it an essential tool for electrical professionals demanding accuracy and safety.

## Description

Buy Extech MG500 Digital High Voltage Insulation Tester: Insulation Resistance Meters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Five Stars - delivery on time, as I expected
Review: Great deal! - We are very pleased it works as well as any of the more popular and expensive brands.

## Features

- MO260 - Combination Pin/Pinless Moisture Meter
- RH490 - Precision Hygro-Thermometer
- Hard carrying case provides protection and organization for the meters and accessories
- High test voltages up to 10kV with Insulation Resistance to 500GΩ
- CAT III-300V category rating

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00FF3X5K4 |
| Best Sellers Rank | #1,116,356 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #189 in Insulation Resistance Meters |
| Brand Name | Extech |
| Color | black |
| Customer Reviews | 3.9 3.9 out of 5 stars (4) |
| Global Trade Identification Number | 00793950380055 |
| Included Components | MG500 |
| Item Dimensions | 13.2 x 10.6 x 6.3 inches |
| Item Weight | 3.59 Kilograms |
| Manufacturer | Extech |
| Measurement Type | Voltmeter, Ohmmeter |
| Model | MG500 |
| Part Number | MG500 |
| Power Source | Battery Powered |
| Specification Met | CE |
| Style Name | MG500 |
| UPC | 793950380055 |
| Unit Count | 1.0 Count |
| Warranty Description | 1 year warranty |

## Product Details

- **Brand:** Extech
- **Color:** black
- **Item Weight:** 3.59 Kilograms
- **Power Source:** Battery Powered
- **Style:** MG500

## Images

![Extech MG500 Digital High Voltage Insulation Tester - Image 1](https://m.media-amazon.com/images/I/A1XqXZOH6UL.jpg)
![Extech MG500 Digital High Voltage Insulation Tester - Image 2](https://m.media-amazon.com/images/I/91dgL9+QlwL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Five Stars
*by A***R on July 6, 2018*

delivery on time, as I expected

### ⭐⭐⭐⭐⭐ Great deal!
*by W***. on December 24, 2016*

We are very pleased it works as well as any of the more popular and expensive brands.

### ⭐⭐⭐⭐⭐ Review
*by H***. on March 4, 2020*

Perfecto

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**Shop now:** [https://www.desertcart.co.uk/products/19375071-extech-mg500-digital-high-voltage-insulation-tester](https://www.desertcart.co.uk/products/19375071-extech-mg500-digital-high-voltage-insulation-tester)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-27*