Voltronic Power Solar Inverter Datasheet — AXPERT-KING-II-TWIN-6K
The Axpert King II TWIN 6K is an off-grid solar inverter rated Axpert King II TWIN 6K.
SKU: AXPERT-KING-II-TWIN-6K | Last Updated: 2026-08-18
⚡Electrical Specifications
| Parallel Capability | Up to 9 units |
| Voltage Range | 110-280 VAC |
| THDi | ≤ 10% |
| AC Voltage Regulation (Line&Batt. Mode) | 230VAC ±5% |
| Frequency Range (Synchronized Range) | 46-54 Hz or 56-64 Hz |
| Harmonic Distortion | ≤3% THD (Linear Load); ≤ 5% THD (Non-linear Load) |
| Line Mode | 94% |
| ECO Mode | 98% |
| Maximum AC Charge Current | 120A |
| Communication Interface | RS232, USB |
| Rated Power | 6000VA/6000W |
| Maxmum Solar Charge Current | 120A |
| Input Voltage Waveform | Sinusoidal |
| Low Loss Voltage | 176Vac±7V |
| Low Loss Return Voltage | 186Vac+7V |
| High Loss Voltage | 280Vac±7V |
| High Loss Return Voltage | 270Vac±7V |
| Max AC Input Voltage | 300Vac |
| Nominal Input Frequency | 50Hz/60Hz (Auto detection) |
| Low Loss Frequency | 46(56)±1Hz |
| Low Loss Return Frequency | 46.5(57)±1Hz |
| High Loss Frequency | 54(64)±1Hz |
| Power Factor | >0.98 |
| Efficiency (Line Mode) | 93% ( |
| Transfer Time | InverterBypass 4ms |
| Overcharge Protection | 66Vdc |
| Output Short Circuit Protection | Line mode: Circuit Breaker Battery mode: Electronic Circuits |
| Battery Mode | 92% |
| Surge Capacity | 2* rated power for 5 seconds |
| Nominal DC Input Voltage | 48Vdc |
| No Load Power Consumption | <75W |
| Max. PV Array Open Circuit Voltage | 500Vdc |
| Safety Certification | CE |
| Waveform | Pure sine wave |
| Solar Charger type | MPPT |
🔧Mechanical Specifications
🌡️Environmental Specifications
| Humidity | 5% to 95% |
| Operating Temperature | -10°C to 50°C |
| Storage Temperature | -15°C to 60°C |
📏Dimensions
Width295 mm
Height468 mm
Depth140 mm
Weight12.0 kg