--- product_id: 271959083 title: "Hioki Digital Insulation Tester - Ir4056-20" brand: "hioki" price: "€ 552.45" currency: EUR in_stock: true reviews_count: 2 category: "Hioki" url: https://www.desertcart.de/products/271959083-hioki-digital-insulation-tester-ir4056-20 store_origin: DE region: Germany --- # 5 voltage ranges (50V-1000V) Bright LED + luminous LCD display 4000 MΩ max insulation resistance Hioki Digital Insulation Tester - Ir4056-20 **Brand:** hioki **Price:** € 552.45 **Availability:** ✅ In Stock ## Summary > ⚡ Power up your testing game with Hioki IR4056-20 – where precision meets rugged reliability! ## Quick Answers - **What is this?** Hioki Digital Insulation Tester - Ir4056-20 by hioki - **How much does it cost?** € 552.45 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/271959083-hioki-digital-insulation-tester-ir4056-20) ## Best For - hioki enthusiasts ## Why This Product - Trusted hioki brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built for the Field:** Drop-proof design withstands 1m concrete falls, with built-in test lead storage and bright LED illumination. - • **Energy Efficient & Safe:** Auto power save and live circuit indicator keep you informed and extend battery life during long jobs. - • **Precision at Every Volt:** 5 versatile voltage ranges from 50V to 1000V for pinpoint insulation testing. - • **Work Smarter, Not Harder:** Stable, medium-speed digital readings with auto DC/AC detection and electric discharge. - • **Unmatched Resistance Range:** Measures up to 4000 MΩ ensuring reliable diagnostics on any electrical system. ## Overview The Hioki IR4056-20 Digital Insulation Tester is a professional-grade megohmmeter featuring 5 voltage ranges (50V to 1000V) and a maximum insulation resistance measurement of 4000 MΩ. Designed for fieldwork, it offers stable digital readings, automatic DC/AC detection, and a drop-proof rugged case with built-in test lead storage. Its bright LED and luminous LCD ensure visibility in any environment, while energy-saving features and safety indicators make it an essential tool for electrical professionals working on wiring, solar systems, and EVs. ## Description The Hioki insulation resistance testers or megohmmeters feature all in one designs including built in rugged cases and test lead storage compartments, The IR4056-20 is a 5-range,50V to 1000V digital insulation resistance tester with efficient functions and features to help shorten work time associated with field insulation testing. Product Features: 5 range testing voltage of 50 V/100 Momega to 1000 V/4000 Momega Stable and medium speed digital readings Live circuit indicator Automatic electric discharge Automatic DC/AC detection Comparator Drop proof Auto power save Drop proof onto concrete from 1m Bright LED and luminous LCD Test lead with bright LED lamp to illuminate near hand Continuity check via 200 mA testing Built in AC/DC voltage meter, useful for testing solar power generation systems and electric vehicles Specifications: Testing Voltage: 50 V/100 MO to 1000 V/4000,5 Range Response Time at PASS/ FAIL Decision: 0.8 second Measure Insulation Resistance: 4000 M omega Number of measurements: 1000 times Set Includes: 1 x Test Lead L9787 1 x Neck Strap 1 x Instruction manual 4 x LR6 (AA) alkaline batteries. Review: Good brand. - Good brand. Review: No - It’s okay ## Features - 5 Range testing voltage of 50 V/100 Momega to 1000 V/4000 Momega - Stable and medium speed digital readings - Live circuit indicator - Automatic electric discharge - Automatic DC/AC detection - Comparator, Drop proof - Auto power save - Drop proof onto concrete from 1m Bright LED and luminous LCD ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07NVRBYXP | | Best Sellers Rank | #29,632 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #119 in Multi Testers | | Brand | Hioki | | Brand Name | Hioki | | Color | black | | Colour | black | | Compatible Devices | Electrical appliances, wiring, and equipment with electrical circuits | | Customer Reviews | 4.5 out of 5 stars 10 Reviews | | Item Weight | 150 Grams | | Item weight | 150 Grams | | Manufacturer | Hioki | | Measurement Type | Ohmmeter | | Min. Operating voltage | 50 Volts | | Minimum Operating Voltage | 50 Volts | | Model | Ir4056-20 | | Power Source | Battery Powered | | Power source | Battery Powered | | Specification Met | UL 61010-1, IEC 61010-2-030, CE Marked, RoHS Compliant | | Style | Digital | | Style Name | Digital | | Unit Count | 1 Count | ## Product Details - **Brand:** Hioki - **Colour:** black - **Item weight:** 150 Grams - **Power source:** Battery Powered - **Style:** Digital ## Images ![Hioki Digital Insulation Tester - Ir4056-20 - Image 1](https://m.media-amazon.com/images/I/71VOEOyiBWL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good brand. *by H***A on 1 May 2023* Good brand. ### ⭐⭐⭐⭐ No *by A***H on 25 May 2026* It’s okay ## Frequently Bought Together - Hioki Digital Insulation Tester - Ir4056-20 - Hioki 3244-60 Card HiTester and Digital Multimeter - 41.99 Megaohms Resistance,500V AC/DC Voltage --- ## 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.de/products/271959083-hioki-digital-insulation-tester-ir4056-20](https://www.desertcart.de/products/271959083-hioki-digital-insulation-tester-ir4056-20) --- *Product available on Desertcart Germany* *Store origin: DE* *Last updated: 2026-07-10*