

⚡ Power up your precision—test smarter, not harder!
The HiokiDigital Insulation Tester Ir4056-20 is a robust, battery-powered digital tool designed for professional electrical testing. Featuring 5 selectable voltage ranges from 50V to 1000V and resistance measurement up to 4000MΩ, it offers stable, medium-speed readings with live circuit detection and automatic DC/AC identification. Its drop-proof construction and bright display ensure reliability and usability in tough environments, while safety features like automatic electric discharge and power-saving modes make it an essential device for modern electrical professionals.
| Manufacturer | Hioki |
| Item Weight | 150 g |
| Package Dimensions | 18 x 16 x 6 cm; 150 g |
| Batteries | 4 A batteries required. (included) |
| Item model number | Ir4056-20 |
| Color | black |
| Style | Digital |
| Power source type | Battery Powered |
| Item Package Quantity | 1 |
| Specification met | UL 61010-1, IEC 61010-2-030, CE Marked, RoHS Compliant |
| Batteries Included? | Yes |
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