---
product_id: 455391718
title: "Martindale CP201 230V 16A Industrial Socket Tester"
brand: "martindale"
price: "£71.05"
currency: GBP
in_stock: true
reviews_count: 3
category: "Martindale"
url: https://www.desertcart.co.uk/products/455391718-martindale-cp201-230v-16a-industrial-socket-tester
store_origin: GB
region: United Kingdom
---

# 250V 16A industrial-grade testing Bright LED fault indicators Robust Martindale build quality Martindale CP201 230V 16A Industrial Socket Tester

**Brand:** martindale
**Price:** £71.05
**Availability:** ✅ In Stock

## Summary

> ⚡ Test like a pro, avoid costly downtime!

## Quick Answers

- **What is this?** Martindale CP201 230V 16A Industrial Socket Tester by martindale
- **How much does it cost?** £71.05 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/455391718-martindale-cp201-230v-16a-industrial-socket-tester)

## Best For

- martindale enthusiasts

## Why This Product

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

## Key Features

- • **Industrial Strength:** Designed for 250V 16A sockets (BS 4343/IEC309) to meet professional standards.
- • **No Batteries Needed:** Ready to use anytime without the hassle of power sources.
- • **Quick Diagnosis Chart:** Integrated lookup chart makes fault identification effortless on-site.
- • **Instant Fault Detection:** Bright LEDs instantly reveal wiring issues, saving you troubleshooting time.
- • **Trusted Martindale Quality:** Durable, reliable, and built to last in demanding environments.

## Overview

The Martindale CP201 is a premium industrial socket tester engineered for 250V 16A BS 4343/IEC309 sockets. Featuring bright LED indicators and an integrated fault diagnosis chart, it instantly identifies wiring faults without requiring batteries. Trusted by professionals for its robust build and reliable performance in industrial and caravan site environments.

## Description

The Martindale CP201 is an industrial version of the classic check plug, fitted with a 250V 16A plug (BS 4343/IEC309). Wiring faults are instantly indicated by one or more of the LEDs failing to illuminate with the pattern of lit LEDs indicating the type of fault detected. There is a look up chart on the tester for quick fault diagnosis.

Review: Great for checking the caravan EHU bollard - Perfect for testing the sockets on the caravan site both here and in France where reverse polarity is very common. Well made and perfect
Review: Not for testing generators - Quality was good just didn’t work on a generator to test plugs said was faulty but plug worked all okay

## Features

- Test 250V 16A industrial sockets
- Bright LEDs indicate wiring status
- Martindale Quality

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01F5BEUI6 |
| Batteries Required? | No |
| Best Sellers Rank | 62,933 in DIY & Tools ( See Top 100 in DIY & Tools ) 93 in Voltage Testers |
| Customer Reviews | 4.2 4.2 out of 5 stars (4) |
| Date First Available | 4 May 2016 |
| Included components | CP201 16A tester |
| Item Package Quantity | 1 |
| Item Weight | 490 g |
| Item model number | MARCP201 |
| Manufacturer | Martindale |
| Measurement Accuracy | +/-5% |
| Package Dimensions | 27.6 x 18.5 x 8.4 cm; 490 g |
| Part number | MARCP201 |
| Style | Industrial |

## Images

![Martindale CP201 230V 16A Industrial Socket Tester - Image 1](https://m.media-amazon.com/images/I/61+0M223vtL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great for checking the caravan EHU bollard
*by M***C on 24 May 2025*

Perfect for testing the sockets on the caravan site both here and in France where reverse polarity is very common. Well made and perfect

### ⭐⭐⭐ Not for testing generators
*by G***. on 4 November 2025*

Quality was good just didn’t work on a generator to test plugs said was faulty but plug worked all okay

### ⭐⭐⭐⭐⭐ Always reliable
*by T***N on 17 March 2024*

Perfect for checking 240v Extension leads and other 240v16A outlets

## Frequently Bought Together

- Martindale CP201 230V 16A Industrial Socket Tester
- Martindale CP201 230V 32A Industrial Socket Tester, Grey/Black/Blue, 65 x 65 x 47 mm
- Martindale MARPC105/32 PC105 3 Phase Industrial Socket Testers 32A

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-01*