---
product_id: 789216062
title: "HIOKI Insulation Tester IR4057-50"
brand: "hioki"
price: "R13616"
currency: ZAR
in_stock: true
category: "Hioki"
url: https://www.desertcart.co.za/products/789216062-hioki-insulation-tester-ir4057-50
store_origin: ZA
region: South Africa
---

# 5 selectable test voltages (50-1000 V) 0.3-second rapid PASS/FAIL response CAT III 600 V safety rating HIOKI Insulation Tester IR4057-50

**Brand:** hioki
**Price:** R13616
**Availability:** ✅ In Stock

## Summary

> ⚡ Test Smarter, Work Faster, Stay Safer!

## Quick Answers

- **What is this?** HIOKI Insulation Tester IR4057-50 by hioki
- **How much does it cost?** R13616 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/789216062-hioki-insulation-tester-ir4057-50)

## Best For

- hioki enthusiasts

## Why This Product

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

## Key Features

- • **Instant Decision-Making:** Rapid 0.3-second PASS/FAIL comparator with visual & audio alerts accelerates your workflow and reduces downtime.
- • **User & Device Protection:** Live-circuit indicator plus automatic discharge safeguards both you and your equipment, making every test safer and smarter.
- • **Precision Voltage Control:** Choose from 5 test voltages for tailored insulation testing, ensuring accuracy across diverse electrical environments.
- • **Rugged Jobsite Durability:** Drop-proof from 1 meter with luminous backlit display and bright LED, designed to perform flawlessly even in low-light, tough conditions.
- • **All-in-One Safety & Functionality:** Built-in AC/DC voltage meter and continuity check eliminate tool switching, streamlining inspections on live circuits.

## Overview

The HIOKI IR4057-50 is a professional-grade insulation tester featuring 5 selectable voltages from 50 to 1000 V, rapid 0.3-second PASS/FAIL results, and a measurement range up to 4000 MΩ. Designed for field electricians, it combines a built-in AC/DC voltage meter, continuity check, and robust CAT III 600 V safety rating in a rugged, drop-proof housing with a luminous display and live-circuit protection for reliable, efficient, and safe electrical testing.

## Description

Hioki IR4057-50 Insulation Tester All-in-One | 50–1000 V | CAT III 600 V The Hioki IR4057-50 is a 5-range digital insulation tester with selectable 50–1000 V test voltages, fast 0.3s PASS/FAIL check, and up to 4000 MΩ measurement. Rugged, drop-proof, and safety rated, it’s built for electricians and field use. Key Benefits: 50 V to 1000 V, 5 test ranges All-in-one rugged design with lead storage Bargraph display for fast visual assessment CAT III 600 V safety rated for industrial use

## Features

- 5 selectable test voltages (50 V to 1000 V) — supports insulation resistance from 100 MΩ up to 4000 MΩ.
- Rapid PASS/FAIL comparator — ~0.3-second response with visual & audio indication for quick field decisions.
- Built-in AC/DC voltage meter & continuity check — lets you inspect live circuits or verify safety conductors without switching tools.
- Tough, jobsite-ready design — drop proof from 1 m, luminous backlit display & bright LED for use in low light conditions.
- Live-circuit indicator & automatic discharge — protects both user and device by warning of live voltage and safely discharging after tests.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0FSSL8D1S |
| Batteries | 4 AA batteries required. (included) |
| Best Sellers Rank | #332,819 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #55 in Insulation Resistance Meters |
| Date First Available | September 30, 2025 |
| Item Weight | 1.41 pounds |
| Item model number | 4536036013340 |
| Manufacturer | HIOKI |
| Product Dimensions | 6.97 x 6.26 x 2.09 inches |

## Images

![HIOKI Insulation Tester IR4057-50 - Image 1](https://m.media-amazon.com/images/I/51R5dD9pJDL.jpg)
![HIOKI Insulation Tester IR4057-50 - Image 2](https://m.media-amazon.com/images/I/519K+ZFvh9L.jpg)
![HIOKI Insulation Tester IR4057-50 - Image 3](https://m.media-amazon.com/images/I/51KqXkcz8AL.jpg)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-08-19*