---
product_id: 151370056
title: "VAD78 Digital Insulation Resistance Tester - Accurate Megohm Meter for DC/AC Voltage Testing (20-1500V, 20-750V) and Resistance Measurement (0-5000 Megohms)"
brand: "leagy"
price: "฿11250"
currency: THB
in_stock: true
reviews_count: 7
category: "Leagy"
url: https://www.desertcart.co.th/products/151370056-vad78-digital-insulation-resistance-tester-accurate-megohm-meter-for-dc
store_origin: TH
region: Thailand
---

# DC/AC Voltage: 20-1500V Resistance: 0-5000MΩ Power: Battery & Adapter VAD78 Digital Insulation Resistance Tester - Accurate Megohm Meter for DC/AC Voltage Testing (20-1500V, 20-750V) and Resistance Measurement (0-5000 Megohms)

**Brand:** leagy
**Price:** ฿11250
**Availability:** ✅ In Stock

## Summary

> 🔧 Measure with Confidence: Your Go-To Insulation Tester!

## Quick Answers

- **What is this?** VAD78 Digital Insulation Resistance Tester - Accurate Megohm Meter for DC/AC Voltage Testing (20-1500V, 20-750V) and Resistance Measurement (0-5000 Megohms) by leagy
- **How much does it cost?** ฿11250 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/151370056-vad78-digital-insulation-resistance-tester-accurate-megohm-meter-for-dc)

## Best For

- leagy enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Low battery warning and automatic shut-off for peace of mind.
- • **Portable Powerhouse:** Strap design for easy handling and operation on the go.
- • **User-Friendly Design:** Large backlit LCD for clear readings in any environment.
- • **Multi-Functional Tool:** Ideal for testing transformers, motors, cables, and more.
- • **Precision Meets Versatility:** Accurate voltage and resistance measurements for all your electrical needs.

## Overview

The LEAGYVAD78 Digital Insulation Resistance Tester is a high-performance tool designed for accurate DC/AC voltage testing and resistance measurement. With a voltage range of 20-1500V and resistance capabilities up to 5000 Megohms, this tester is perfect for professionals in electrical maintenance and testing. Its user-friendly features, including a large backlit LCD display and strap design for portability, ensure efficiency and safety in various environments.

## Description

LEAGY VAD78 Digital Insulation Resistance Tester - Accurate Megohm Meter for DC/AC Voltage Testing (20-1500V, 20-750V) and Resistance Measurement (0-5000 Megohms) : desertcart.co.uk: DIY & Tools

Review: Good value - Quite good value for a mega-ohm meter used to check insulation on wiring or for fault finding on wiring. Easy to use.
Review: Nice meter - BUT NOT NEW - This appears to be a nice little meter for the price however .......... Disappointed - As this meter shows signs of use/box opening. Also had a mixture of different batteries in the box? Unable to message seller on this?

## Features

- The insulation resistance tester features voltage measurement range from 250V to 1000V, resistance range from 0.1MΩ to 5GΩ, DC voltage range from 20 to 1500V, and AC voltage range from 20 to 750V (45~1kHz). It has range selection, data hold function, and accurate reading, which meets the needs of electricity and household maintenance.
- Large LCD screen with backlit display, high-definition LCD display, maximum display of 9999, clear and uniform characters, with unit symbols displayed. Backlight allows for use in low light or dark environments. The backlight can be turned on or off, providing energy-saving options.
- The instrument can be powered by both batteries and an external power source through a DC12V power adapter jack. With the adapter, there's no need to worry about running out of power.
- Low battery warning display, the instrument will automatically power off after 15 minutes of inactivity. With long battery life and an audible alarm when high voltage output is detected, safety and efficiency are ensured. The short-circuit current is ≥1mA. The automatic discharge time when the test is disconnected is 1 second.
- Suitable for various environments: The LEAGY VAD78 insulation resistance tester with a strap design, has strap holes on both sides of the instrument, which can be hung around the neck for operation. The accessory includes a strap.
- LEAGY VAD78 Insulation Tester is widely used for measuring the insulation resistance of electrical equipment and insulation materials, such as transformers, motors, cables, switches, and appliances, as well as for maintenance, testing, and validation of various electrical equipment.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00O14LDKW |
| Best Sellers Rank | 234,433 in DIY & Tools ( See Top 100 in DIY & Tools ) 583 in Multi Testers |
| Brand | LEAGY |
| Colour | Black |
| Country Of Origin | Hong Kong |
| Customer Reviews | 4.5 4.5 out of 5 stars (328) |
| Item Dimensions | 10.4 x 7.1 x 16.5 centimetres |
| Item Weight | 635 g |
| Manufacturer | LEAGY |
| Maximum Operating Voltage | 750 Volts |
| Measurement Type | Resistance |
| Minimum Operating Voltage | 20 Volts |
| Model Number | VAD78 |
| Power Source | Adapter,Electricity |
| Specification Met | CE |
| Style Name | Modern |
| UPC | 705554036757 798167982467 |
| Unit Count | 1.0 count |
| Upper Temperature Rating | 40 Degrees Celsius |

## Product Details

- **Brand:** LEAGY
- **Colour:** Black
- **Item weight:** 635 g
- **Power source:** Adapter,Electricity
- **Style:** Modern

## Images

![VAD78 Digital Insulation Resistance Tester - Accurate Megohm Meter for DC/AC Voltage Testing (20-1500V, 20-750V) and Resistance Measurement (0-5000 Megohms) - Image 1](https://m.media-amazon.com/images/I/71a2y2xqDCL.jpg)

## Questions & Answers

**Q: Would this be suitable to do an insulation test on an oven element?**
A: yes

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good value
*by A***N on 10 October 2021*

Quite good value for a mega-ohm meter used to check insulation on wiring or for fault finding on wiring. Easy to use.

### ⭐⭐⭐ Nice meter - BUT NOT NEW
*by A***R on 26 August 2024*

This appears to be a nice little meter for the price however .......... Disappointed - As this meter shows signs of use/box opening. Also had a mixture of different batteries in the box? Unable to message seller on this?

### ⭐⭐⭐ Review
*by J***N on 8 July 2024*

Handleiding was niet meegeleverd en doos was duidelijk al eens open gedaan, twijfelachtig of dit een nieuw product is.

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-25*