Hioki IR4057-50 Digital Insulation Tester
by Hioki
5-range high-speed insulation tester (50-1000V) with 0.3-second response, Bluetooth wireless data transfer, and 1-meter drop-proof construction.
Media

Overview
The Hioki IR4057-50 is a 5-range digital insulation resistance tester delivering fast PASS/FAIL decisions with a 0.3-second response time. Covers test voltages from 50V to 1000V with resistance measurement up to 4000 MOhm. Features a white LED-lit scale for dim locations, drop-proof construction to 1 meter on concrete, and optional Bluetooth wireless adapter for data transfer to the GENNECT Cross app for reporting and Excel export. CAT III 600V rated.
FSH Score Breakdown
Customer Reviews
Key Features
| Feature | Value |
|---|---|
| Max Test Voltage | ✅ |
| Bluetooth Connectivity | ✅ |
| Internal Data Logging | ✅ |
| CAT IV Safety Rating | ✅ |
All Features
| Feature | Value |
|---|---|
| Mobile App Integration | ✅ |
| Backlit Display | ✅ |
| Auto Power Off | ✅ |
| Rechargeable Battery | ❌ |
| PI and DAR Testing | ✅ |
| USB Data Export | ✅ |
| Low Battery Indicator | ✅ |
| Live Voltage Detection | ✅ |
Pricing
- Model
- Custom
- Starting at
- Contact for pricing
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