--- product_id: 295738691 title: "Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles" brand: "klein tools" price: "$37.90" currency: USD in_stock: true category: "Klein Tools" url: https://www.desertcart.us/products/295738691-klein-tools-rt110-receptacle-tester-for-north-american-ac-electrical store_origin: US region: United States of America --- # 5cm probe length for easy reach 5mm probe diameter for precise contact Compact 14x8.9x4.6 cm size for portability Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles **Brand:** klein tools **Price:** $37.90 **Availability:** ✅ In Stock ## Summary > ⚡ Don’t get left in the dark—test smarter, fix faster! ## 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?** $37.90 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/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 - • **Safety First:** Quickly detect wiring faults to prevent hazards and avoid costly electrician visits. - • **Precision Probing:** 5mm diameter probe ensures accurate contact with all standard North American receptacles. - • **Compact & Portable:** Lightweight and pocket-friendly design fits seamlessly into any professional toolkit. - • **Trusted Brand Reliability:** From Klein Tools, a name synonymous with durability and accuracy in electrical testing. - • **Instant Outlet Diagnostics:** Plug in and instantly identify wiring issues with clear, easy-to-read indicators. ## Overview The Klein Tools RT110 is a compact, corded electrical receptacle tester designed for North American AC outlets. Featuring a precise 5mm probe diameter and a 5cm probe length, it delivers instant, reliable diagnostics to identify wiring faults. Trusted by professionals, this tool combines portability with accuracy, helping users ensure electrical safety and avoid costly repairs. ## Description Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles ## 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 | #318,780 in Home Improvement ( See Top 100 in Home Improvement ) #71 in Circuit Testers | | Brand Name | KLEIN TOOLS | | Colour | Orange | | Country of Origin | USA | | Customer Reviews | 4.8 4.8 out of 5 stars (3,422) | | Global Trade Identification Number | 00092644690266 | | Item Dimensions | 14 x 8.9 x 4.6 Centimeters | | Manufacturer | Klein Tools | | Measurement Type | Wire Tracer | | Model Number | RT110 | | Number of Items | 1 | | Part Number | RT110 | | Power Source Type | Corded Electric | | Specification Met | CE | | 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:** CE ## 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/315p9QOUzgL.jpg) ![Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles - Image 3](https://m.media-amazon.com/images/I/41W8M+dHv8L.jpg) ![Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles - Image 4](https://m.media-amazon.com/images/I/41aj3w-4zwL.jpg) ![Klein Tools RT110 Receptacle Tester for North American AC Electrical Outlet Receptacles - Image 5](https://m.media-amazon.com/images/I/41DJImBoxZL.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. ## 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 --- ## 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.us/products/295738691-klein-tools-rt110-receptacle-tester-for-north-american-ac-electrical](https://www.desertcart.us/products/295738691-klein-tools-rt110-receptacle-tester-for-north-american-ac-electrical) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-19*