--- product_id: 23360260 title: "Extech 380320 Analog Insulation Tester, Megohmmeter, 250/500/1000V" brand: "extech" price: "€ 607.27" currency: EUR in_stock: true category: "Extech" url: https://www.desertcart.sk/products/23360260-extech-380320-analog-insulation-tester-megohmmeter-250-500-1000v store_origin: SK region: Slovakia --- # 3 test voltages (250/500/1000V) Insulation resistance up to 400 MΩ Lock power-on for hands-free testing Extech 380320 Analog Insulation Tester, Megohmmeter, 250/500/1000V **Brand:** extech **Price:** € 607.27 **Availability:** ✅ In Stock ## Summary > ⚡ Insulate your success with precision and power in your pocket! ## Quick Answers - **What is this?** Extech 380320 Analog Insulation Tester, Megohmmeter, 250/500/1000V by extech - **How much does it cost?** € 607.27 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/23360260-extech-380320-analog-insulation-tester-megohmmeter-250-500-1000v) ## Best For - extech enthusiasts ## Why This Product - Trusted extech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **All-Inclusive Pro Kit:** Comes with heavy-duty leads, alligator clips, batteries, and a rugged carrying case—ready for any job. - • **Hands-Free Power Lock:** Lock the power on and free your hands for extended, uninterrupted inspections. - • **Triple Voltage Mastery:** Confidently test insulation at 250V, 500V, and 1000V for versatile diagnostics. - • **Pocket-Sized Powerhouse:** Lightweight and ergonomic design fits comfortably in your hand and tight spaces all day long. - • **Crystal Clear Analog Display:** Instantly track resistance changes with a large, easy-to-read dial—no digital guesswork. ## Overview The Extech 380320 Analog Insulation Tester is a professional-grade megohmmeter offering three essential test voltages (250V, 500V, 1000V) and insulation resistance measurement up to 400 MΩ. Featuring a large analog dial for clear readings, a lock power-on function for hands-free operation, and a compact, ergonomic design, it’s built for reliable, on-the-go electrical diagnostics. The complete kit includes heavy-duty test leads, alligator clips, batteries, and a protective carrying case, making it an indispensable tool for electrical professionals. ## Description From the Manufacturer Analog Megohmmeter has three voltage ranges (250V, 500V, 1000V) and an insulation range to 400M ohms. It also measures continuity, resistance and AC Voltage to 600V. Comes complete with test leads, 6 AA batteries, and a hard carrying case. ## Features - TRIPLE TEST VOLTAGES: Measure with confidence across three essential test voltages (250V, 500V, and 1000V). This analog megohmmeter easily evaluates insulation resistance up to 400 MOhms, ensuring your electrical systems are safe and reliable. - LARGE ANALOG DISPLAY: Stop guessing with confusing digital fluctuations. The massive, easy-to-read analog dial provides clear, continuous feedback during testing, allowing you to instantly and visually track changing resistance values on the job. - LOCK POWER ON FUNCTION: Streamline your heavy-duty inspections. The convenient lock power-on feature frees up your hands for extended testing times, making it incredibly easy to perform long-duration evaluations without holding down a button. - COMPACT AND PORTABLE: Measure comfortably all day long. Weighing just 4 ounces and measuring a pocket-friendly 4.5 x 2.1 x 1.1 inches, this lightweight meter features an ergonomic design that allows for fast, one-handed operation in tight spaces. - COMPLETE PROFESSIONAL KIT: Measuring 7.9 x 3.6 x 2 inches and weighing 1.2 lbs, this tool is ready to travel. The kit includes heavy-duty test leads, alligator clips, a hanging strap, 6 AA batteries, and a protective hard carrying case. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0038KS2EK | | Best Sellers Rank | #481,176 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #77 in Insulation Resistance Meters | | Brand Name | Extech | | Color | Green | | Customer Reviews | 4.3 4.3 out of 5 stars (10) | | Global Trade Identification Number | 00793950803202 | | Included Components | Product & Instructions Guide | | Item Dimensions | 2 x 7.9 x 3.6 inches | | Item Weight | 0.55 kg | | Manufacturer | Extech | | Minimum Operating Voltage | 250 volts | | Model | 380320 | | Number of Items | 1 | | Part Number | 380320 | | Power Source | Battery Powered | | Specification Met | (Unset) | | Style Name | 380320 | | UPC | 793950803202 | | Unit Count | 1 Count | | Warranty Description | 2 Years | ## Product Details - **Brand:** Extech - **Color:** Green - **Item Weight:** 0.55 kg - **Power Source:** Battery Powered - **Style:** 380320 ## Images ![Extech 380320 Analog Insulation Tester, Megohmmeter, 250/500/1000V - Image 1](https://m.media-amazon.com/images/I/615L2AmwpgL.jpg) ![Extech 380320 Analog Insulation Tester, Megohmmeter, 250/500/1000V - Image 2](https://m.media-amazon.com/images/I/519bZ+CFBeL.jpg) ## Available Options This product comes in different **Style** options. --- ## 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.sk/products/23360260-extech-380320-analog-insulation-tester-megohmmeter-250-500-1000v](https://www.desertcart.sk/products/23360260-extech-380320-analog-insulation-tester-megohmmeter-250-500-1000v) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-08-24*