| 4639 |
| AEMC | 6472 | Ground Resistance Testers | 0.01 to 99,000O Ground Resistance Tester |
| 4640 |
| Megger | DET3TC | Ground Resistance Testers | Digital Ground Tester, IP54 Rated |
| 4641 |
| Vanguard | SGT-600 | Ground Resistance Testers | 600A Safety Ground Tester |
| 5420 |
| Yokogawa | EY200 | Ground Resistance Testers | Earth Tester (Digital): 5 - 10 m |
| 7613 |
| Hioki | FT3151 | Ground Resistance Testers | Analog Earth Tester |
| 7614 |
| Hioki | PD3129 | Ground Resistance Testers | Phase Detector, Non-Contact Phase Rotation Meter for Thin Conductors |
| 7615 |
| Hioki | PD3129-10 | Ground Resistance Testers | Phase Detector, Non-Contact Phase Rotation Meter with Large Jaws |
| 7616 |
| Hioki | PD3259-50 | Ground Resistance Testers | Digital Phase Detector,/Rotation Meter with Three-Phase Voltage Measurement Functionality |
| 7617 |
| Hioki | FT4310 | Ground Resistance Testers | Bypass Diode Tester |
| 7618 |
| Hioki | FT6031-50 | Ground Resistance Testers | Earth Tester |
| 7619 |
| Hioki | FT6380-50 | Ground Resistance Testers | Clamp On Earth Tester |
| 7620 |
| Hioki | FT6381 | Ground Resistance Testers | Clamp On Earth Tester |