| General |
| Type | Value |
| Electrical |
| Power supply voltage AC | 100 - 260 V, 50/60 Hz |
| Power supply voltage DC | N/A |
| Power consumption | < 3 W |
| External protection | Tripping characteristic B or C, , 16A max. rated current, , min. 6 kA interrupting rating, , energy limiting class 3 |
| Environmental |
| Ambient temperature | -20 °C to 40 °C / -5 °F to 105 °F |
| Humidity | 30 % to 70 % RH |
| Max. altitude | 2000 m / 6562 ft |
| Firmware capabilities |
| Webhooks (URL actions) | 20 with 5 URLs per hook |
| Scripting | |
| MQTT | |
| CoAP | |
| MCU |
| CPU | ESP32-D0WDQ6 |
| Flash | 16 MB |
| Physical |
| Size (HxWxD) | 94x19x69 ±0.5 mm / 3.70x0.75x2.71 ±0.02 in |
| Weight | 62 ±1 g / 2.19 ±0.05 oz |
| Mounting | DIN rail |
| Screw terminals max torque | 0.4 Nm / 4.43 lbin |
| Conductor cross section | 0.5 to 2.5 mm² / 20 to 14 AWG (solid, stranded, and bootlace lugs) |
| Conductor stripped length | 6 to 7 mm / 0.24 to 0.28 in |
| Shell material | Plastic |
| Color | White |
| Radio |
| RF band | 2400 - 2495 MHz |
| Max. RF power | <20 dBm |
| Wi-Fi protocol | 802.11 b/g/n |
| Wi-Fi Range | Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors , (Depends on local conditions) |
| Bluetooth Protocol | 4.2 |
| Bluetooth Range | Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors , (Depends on local conditions) |
| Sensors, meters |
| Voltmeters (RMS for each phase) | 100 - 260 V |
| Voltmeters accuracy | ±1 % |
| Ammeters (RMS via CT for each phase and the Neutral) | 0 - 120 A |
| Compatible CT | CT 120A |
| Ammeters accuracy | ±1 % (2 - 120 A), ±2 % (1 - 2 A), ±5 % (0 - 1 A) |
| Power and energy meters | Active and apparent power Active and apparent energy Power factor Fundamental active and fundamental reactive energy |
| Channel-to-channel calibration minimum load | 500 W per channel |
| No load threshold | 30 VA per channel |
| Measurement data storage | At least 45 days of 1 min data resolution |
| Data export | CSV for PQ recorded values JSON format export through RPC |
| Internal-temperature sensor | |