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Type | Overhead Fault Indicator | Underground Fault Indicator | Data Concentrator Unit |
| Minimum current | 5A | 5A | |
| Maximum voltage | 6 ~ 35KV | 6 ~ 35KV | |
| Current Range | 0 ~ 900A | 0 ~ 900A | |
| Frequency range | 60Hz | 60Hz | |
| Battery capacity | Super cap + ER26500 | Super cap + ER26500 | |
| Operation Mode | Polling, Point-to-Multipoint | Polling, Point-to-Multipoint | |
| Accuracy | 0 ~ 100A ±3A；100 ~ 600A ±3% | 0 ~ 100A ±3A；100 ~ 600A ±3% | |
| Frequency Band | 860 ~ 1020 MHz ( Default:920MHz) | 860 ~ 1020 MHz ( Default:920MHz) | |
| Power output | 15dBm max. | 15dBm max. | |
| Sensitivity | ﹣130dBm | ﹣130dBm | |
| Range | 5 km | 5 km | |
| Error detection | 16-bit CRC | 16-bit CRC | |
| Data Security | AES | AES | |
| Maximum altitude | ≤5000 meters | ≤5000 meters | |
| Waterproof | IP67 | IP56 | |
| Dimension(Dim.*H) | 4.67*6.85 inches (11.87*17.4 cm) | 6.61*5.35*1.41 inches(16.8*13.6*3.6 cm) | 4.72*4.72*1.18 inches (12 x 12 x 3 cm)(L*W*H) |