---
product_id: 164096892
title: "Stanley - FatMax LED Voltage Tester, CAT III 400V, Residual Circuit Breaker (RCD), IP54 Rated, AC/DC 400V, Voltmeter, 400 Volts, FMHT82566-0"
brand: "stanley - fatmax"
price: "$74.40"
currency: USD
in_stock: true
category: "Stanley   Fat Max"
url: https://www.desertcart.us/products/164096892-stanley-fatmax-led-voltage-tester-cat-iii-400v-residual-circuit
store_origin: US
region: United States of America
---

# CAT III 400V AC/DC 400V IP54 Rated Stanley - FatMax LED Voltage Tester, CAT III 400V, Residual Circuit Breaker (RCD), IP54 Rated, AC/DC 400V, Voltmeter, 400 Volts, FMHT82566-0

**Brand:** stanley - fatmax
**Price:** $74.40
**Availability:** ✅ In Stock

## Summary

> 🔌 Power Up Your Testing Game!

## Quick Answers

- **What is this?** Stanley - FatMax LED Voltage Tester, CAT III 400V, Residual Circuit Breaker (RCD), IP54 Rated, AC/DC 400V, Voltmeter, 400 Volts, FMHT82566-0 by stanley - fatmax
- **How much does it cost?** $74.40 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/164096892-stanley-fatmax-led-voltage-tester-cat-iii-400v-residual-circuit)

## Best For

- stanley - fatmax enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Brand:** Stanley Intelli Tools - a name synonymous with reliability.
- • **User-Friendly:** Lightweight at just 6 ounces for easy handling.
- • **Versatile Use:** Perfect for both AC and DC voltage testing.
- • **Durable Design:** IP54 rated for protection against dust and water splashes.
- • **Precision Testing:** Ensure accurate voltage readings with CAT III 400V capability.

## Overview

The Stanley FatMax LED Voltage Tester is a robust and reliable tool designed for professionals, featuring CAT III 400V capability, IP54 rating for durability, and lightweight design for ease of use. Ideal for both AC and DC voltage testing, this voltmeter is a must-have for any toolkit.

## Description

The Stanley Intelli Tools FatMax® LED Voltage Tester uses an LED display to show the measured value immediately, polarity is also indicated. The durable body is IP54 rated, meaning it is resistant to debris/water.Specification:Voltage: AC/DC 400V

## Features

- Voltage Testers

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07RRQTP7C |
| Best Sellers Rank | #966,114 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #830 in Voltage Testers |
| Brand Name | Stanley - FatMax |
| Color | Yellow |
| Compatible Devices | Stanley - FatMax LED Voltage Tester |
| Customer Reviews | 4.2 4.2 out of 5 stars (141) |
| Global Trade Identification Number | 03253560825669 |
| Item Dimensions | 9.09 x 4.33 x 1.5 inches |
| Item Weight | 0.17 kg |
| Manufacturer | Stanley Intelli Tools |
| Measurement Type | Voltmeter |
| Minimum Operating Voltage | 400 volts_of_alternating_current |
| Model | FMHT82566-0 |
| Number of Items | 1 |
| Part Number | FMHT82566-0 |
| Power Source | Corded Electric |
| Specification Met | IEC 61010-1:2000-1 |
| Style Name | Schutz |
| Unit Count | 1 count |

## Product Details

- **Brand:** Stanley - FatMax
- **Color:** Yellow
- **Item Weight:** 0.17 kg
- **Power Source:** Corded Electric
- **Style:** Schutz

## Images

![Stanley - FatMax LED Voltage Tester, CAT III 400V, Residual Circuit Breaker (RCD), IP54 Rated, AC/DC 400V, Voltmeter, 400 Volts, FMHT82566-0 - Image 1](https://m.media-amazon.com/images/I/71D+LsV9J8L.jpg)
![Stanley - FatMax LED Voltage Tester, CAT III 400V, Residual Circuit Breaker (RCD), IP54 Rated, AC/DC 400V, Voltmeter, 400 Volts, FMHT82566-0 - Image 2](https://m.media-amazon.com/images/I/41siY26cyJL.jpg)
![Stanley - FatMax LED Voltage Tester, CAT III 400V, Residual Circuit Breaker (RCD), IP54 Rated, AC/DC 400V, Voltmeter, 400 Volts, FMHT82566-0 - Image 3](https://m.media-amazon.com/images/I/41WAkeEP8tL.jpg)
![Stanley - FatMax LED Voltage Tester, CAT III 400V, Residual Circuit Breaker (RCD), IP54 Rated, AC/DC 400V, Voltmeter, 400 Volts, FMHT82566-0 - Image 4](https://m.media-amazon.com/images/I/41kY7WBuRzL.jpg)
![Stanley - FatMax LED Voltage Tester, CAT III 400V, Residual Circuit Breaker (RCD), IP54 Rated, AC/DC 400V, Voltmeter, 400 Volts, FMHT82566-0 - Image 5](https://m.media-amazon.com/images/I/41v3orrrQZL.jpg)

## Frequently Bought Together

- Stanley - FatMax LED Voltage Tester, CAT III 400V, Residual Circuit Breaker (RCD), IP54 Rated, AC/DC 400V, Voltmeter, 400 Volts, FMHT82566-0
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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-10-09*