---
product_id: 295738691
title: "Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles"
brand: "klein tools"
price: "€ 27.71"
currency: EUR
in_stock: true
reviews_count: 5
category: "Klein Tools"
url: https://www.desertcart.pt/products/295738691-klein-tools-rt110-receptacle-tester-for-north-american-ac-electrical
store_origin: PT
region: Portugal
---

# 5cm probe length for easy reach 5mm probe diameter for precise outlet testing 6.7mm thread diameter for secure fit Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles

**Brand:** klein tools
**Price:** € 27.71
**Availability:** ✅ In Stock

## Summary

> 🔧 Test with confidence, work with pride!

## Quick Answers

- **What is this?** Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles by klein tools
- **How much does it cost?** € 27.71 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/295738691-klein-tools-rt110-receptacle-tester-for-north-american-ac-electrical)

## Best For

- klein tools enthusiasts

## Why This Product

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

## Key Features

- • **Certified Safety:** Meets CSA and UL standards for professional-grade electrical testing
- • **Ergonomic Design:** Compact 14x8.9x4.6 cm size fits comfortably in your toolkit
- • **Precision Testing:** 5mm probe diameter ensures accurate diagnostics on North American outlets
- • **Trusted Durability:** 5+ years of reliable performance without overheating or failure
- • **Instant Visual Feedback:** Quick, simple, and efficient outlet status verification to keep your projects on track

## Overview

The Klein Tools RT110 Receptacle Tester is a compact, corded electric device designed for quick and accurate testing of North American AC electrical outlets. Featuring a 5mm probe diameter and 5cm probe length, it delivers precise diagnostics while meeting CSA and UL safety certifications. Trusted by professionals for over 5 years, this durable tester offers instant visual feedback to ensure your electrical setups are safe and properly grounded.

## Description

Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles

Review: Reliable Tester With Years of Solid Performance - I’ve always liked this brand and have bought several of their products through desertcart. I use this outlet tester constantly as a quick visual check to confirm our ESD protective mats are properly grounded for sensitive circuit‑chip work. Electricians have told me that older versions of testers like this used to overheat or fail internally, and I remember experiencing that years ago too — but times have definitely changed. This model has been excellent. I’m approaching 5+ years with it, and it’s still working reliably.
Review: Does what it says. Simple, efficient - Does what it says. Simple, efficient

## Features

- Make sure this fits by entering your model number.
- Probe Diameter : 5mm / 0.2";Probe Length : 5cm / 2" (Not Included Flexible Section);Thread Diameter : 6.7mm / 0.26"

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01AKX3AYE |
| Best Sellers Rank | #284,680 in Home Improvement ( See Top 100 in Home Improvement ) #53 in Circuit Testers |
| Brand | KLEIN TOOLS |
| Brand Name | KLEIN TOOLS |
| Colour | Orange |
| Country of Origin | USA |
| Customer Reviews | 4.8 out of 5 stars 3,364 Reviews |
| Global Trade Identification Number | 00092644690266 |
| Item Dimensions | 14 x 8.9 x 4.6 Centimeters |
| Item dimensions L x W x H | 14 x 8.9 x 4.6 Centimeters |
| Manufacturer | Klein Tools |
| Measurement Type | Wire Tracer |
| Model Number | RT110 |
| Part Number | RT110 |
| Power Source | Corded Electric |
| Power Source Type | Corded Electric |
| Specification Met | CSA, UL |
| UPC | 092644690266 |

## Product Details

- **Brand:** KLEIN TOOLS
- **Colour:** Orange
- **Item dimensions L x W x H:** 14 x 8.9 x 4.6 Centimeters
- **Power Source:** Corded Electric
- **Specification Met:** CSA, UL

## Images

![Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles - Image 1](https://m.media-amazon.com/images/I/41qnzgdirPL.jpg)
![Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles - Image 2](https://m.media-amazon.com/images/I/61RJQA00JWL.jpg)
![Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles - Image 3](https://m.media-amazon.com/images/I/51qtj1xVxOL.jpg)
![Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles - Image 4](https://m.media-amazon.com/images/I/51-pXUj2CmL.jpg)
![Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles - Image 5](https://m.media-amazon.com/images/I/519Ubl9qBHL.jpg)

## Questions & Answers

**Q: With a schotko adapter would this work to test the ground overseas at 220v?**
A: With and adapter maybe not sure I’m not an electrician

**Q: If I use this how do I tell if the outlet has no ground? Theres no indicator on the device its self that says no ground.**
A: Because the ground light on this device will not be lit up. The ground light will only light up on this device if the outlet is properly grounded.

**Q: What would light up if there is no ground ?**
A: The middle light only

**Q: Will this show a short in the wiring?**
A: a short?  No this is a device to show if you have a duplex receptacle wired correctly.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Reliable Tester With Years of Solid Performance
*by J***S on 22 May 2026*

I’ve always liked this brand and have bought several of their products through Amazon. I use this outlet tester constantly as a quick visual check to confirm our ESD protective mats are properly grounded for sensitive circuit‑chip work. Electricians have told me that older versions of testers like this used to overheat or fail internally, and I remember experiencing that years ago too — but times have definitely changed. This model has been excellent. I’m approaching 5+ years with it, and it’s still working reliably.

### ⭐⭐⭐⭐⭐ Does what it says. Simple, efficient
*by W***R on 20 September 2025*

Does what it says. Simple, efficient

### ⭐⭐⭐⭐⭐ Works. No issues
*by M***E on 1 September 2025*

Works. Easy to use. No issues.

## Frequently Bought Together

- Klein Tools RT110 Outlet Tester, AC Electrical Receptacle Tester for North American Outlets
- Klein Tools RT250 GFCI Outlet Tester with LCD Display, Electric Voltage Tester for Standard 3-Wire 120V Electrical Receptacles
- Klein Tools NCVT1P Voltage Tester, Non-Contact Low Voltage Tester Pen, 50V to 1000V AC, Audible and Flashing LED Alarms, Pocket Clip

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-06-21*