| DC Resistance Tester |
| GDZRC-5A | 128×64 dot matrix LCD display, maximum test current: 5A |
| Maximum resolution: 0.1μΩ; measurement range 1mΩ-2kΩ | |
| Measurement accuracy: ±0.2%(±2 digits) automatic printing of test results | |
| GDZRC-10A | 128×64 dot matrix LCD display, maximum test current: 10A |
| Maximum resolution: 0.1μΩ; measurement range 1mΩ-20kΩ | |
| Measurement accuracy: ±0.2%(±2 digits) automatic printing of test results | |
| GDZRC-20A | 128×64 dot matrix LCD display, maximum test current: 20A |
| Maximum resolution: 0.1μΩ; measurement range 1mΩ-20Ω | |
| Measurement accuracy: ±0.2%(±2 digits) automatic printing of test results | |
| GDZRC-40A | 128×64 dot matrix LCD display, maximum test current: 40A |
| Maximum resolution: 0.1μΩ; measurement range 1mΩ-4Ω | |
| Measurement accuracy: ±0.2%(±2 digits) automatic printing of test results |