HT Instruments SPEED 418 RDC Tripping Time & Earth Tester
| Brand | HT Instruments |
| MPN | SPEED 418 |
| Model SKU | HT Instruments SPEED 418 RCD & Earth Tester |
| RCD Testing | Trip-out time and current (up to 1A) for AC/A type Standard/Selective |
| Impedance | Loop Impedance P-P, P-N, P-PE (High resolution with optional IMP57) |
| Earth Resistance | Global Earth Resistance without RCD tripping |
| Interface | Optical-USB for PC connection; Internal memory |
| Certification | ISO9000 Calibration Certificate Included |
| Warranty | 1 Year Limited Warranty |
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