---
product_id: 284147210
title: "Fluke Networks 1503 Insulation Tester"
brand: "fluke"
price: "£426.06"
currency: GBP
in_stock: true
reviews_count: 5
category: "Fluke"
url: https://www.desertcart.co.uk/products/284147210-fluke-networks-1503-insulation-tester
store_origin: GB
region: United Kingdom
---

# Live circuit detection >30V Large backlit display CAT IV 600 V safety rating Fluke Networks 1503 Insulation Tester

**Brand:** fluke
**Price:** £426.06
**Availability:** ✅ In Stock

## Summary

> 🛠️ Power up your precision with safety and clarity!

## Quick Answers

- **What is this?** Fluke Networks 1503 Insulation Tester by fluke
- **How much does it cost?** £426.06 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/284147210-fluke-networks-1503-insulation-tester)

## Best For

- fluke enthusiasts

## Why This Product

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

## Key Features

- • **Stay Shock-Savvy:** Auto-blocks tests on live circuits >30V for ultimate safety
- • **Hands-Free Efficiency:** Compatible with Fluke TPAK magnetic hanger to free your hands and boost productivity
- • **All-Inclusive Testing Kit:** Comes with remote probe, test leads, probes, and alligator clips—ready for any challenge
- • **Built for the Toughest Jobs:** CAT IV 600 V rating means you’re protected in high-risk electrical environments
- • **See Clearly, Work Confidently:** Large, backlit display ensures quick, error-free readings even in dim environments

## Overview

The Networks 1503 Insulation Tester is a professional-grade electrical testing tool designed for safety and ease of use. Featuring live circuit detection that prevents testing on voltages above 30 V, a large backlit display for clear readings, and a robust CAT IV 600 V overvoltage rating, it ensures reliable performance in demanding environments. Included accessories and compatibility with the Fluke TPAK magnetic hanging system make it a versatile, hands-free solution for electrical professionals.

## Description

Fluke 1503 Insulation Tester ideal for basic residential and commercial electrical insulation testing, this rugged, compact and easy to use tool fits in the palm of your hand. You can depend on it to handle the most common tests and additional features, such as the remote probe, decreases the time needed to perform repetitive testing.

Review: Made to usual fluke standard
Review: Exactly what you would expect from Fluke.

## Features

- A rugged, compact insulation resistance tester for residential and commercial electricians
- Performs insulation tests from 0.01 to 2000 MΩ
- Offers two insulation test voltages 500 and 1000 V
- Measures resistance from 0.01 to 20.00 kΩ
- Measures AC/DC voltage from 0.1 to 600 V

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000QDUCK4 |
| Best Sellers Rank | #82,387 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #390 in Multi Testers |
| Brand Name | Fluke |
| Color | Yellow |
| Customer Reviews | 4.6 4.6 out of 5 stars (23) |
| Global Trade Identification Number | 05053184528810 |
| Included Components | 1 x Fluke 1503 Insulation Tester |
| Item Dimensions | 20.3 x 10 x 5 centimeters |
| Item Weight | 1 Kilograms |
| Manufacturer | Fluke Corporation |
| Measurement Type | Voltmeter |
| Minimum Operating Voltage | 506 Volts (AC) |
| Model | FLUKE-1503 |
| Power Source | Battery Powered |
| Specification Met | IEC |
| Style Name | Modern |
| UPC | 095969288668 |
| Unit Count | 1.0 Count |
| Upper Temperature Rating | 140 Degrees Fahrenheit |

## Product Details

- **Brand:** Fluke
- **Colour:** Yellow
- **Item weight:** 1 Kilograms
- **Power source:** Battery Powered
- **Style:** Modern

## Images

![Fluke Networks 1503 Insulation Tester - Image 1](https://m.media-amazon.com/images/I/51gP7TdfL6L.jpg)

## Questions & Answers

**Q: Does it come with leads?**
A: Yes, all leads are included! FYI, buy a case! You won't get one with the meter.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by D***Y on 5 February 2022*

Made to usual fluke standard

### ⭐⭐⭐⭐⭐ Review
*by J***B on 18 January 2026*

Exactly what you would expect from Fluke.

### ⭐⭐⭐⭐⭐ Review
*by T***S on 28 March 2020*

Very happy with test equipment depot. They are really easy to work with.

## Frequently Bought Together

- Fluke 1503 Insulation Tester
- RLSOCO Hard Case for Fluke 1587 FC/1503/1507/1508/1577 & Works with Brymen BM869s Digital Megohmmeter Insulation Resistance Tester (Case has Updated to Have Padding Around)
- Fluke TPAK Meter Hanging Kit

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.uk/products/284147210-fluke-networks-1503-insulation-tester](https://www.desertcart.co.uk/products/284147210-fluke-networks-1503-insulation-tester)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-24*