Dual outputs, for smart load
Dual outputs, for smart load management

Discover the Axpert King II TWIN inverter by Voltronic Power with 6000VA/6000W power and parallel capability for up to 9 units.
The Axpert King II TWIN by Voltronic Power is a high-performance inverter designed to meet demanding power needs. With a rated power of 6000VA/6000W and the ability to connect up to 9 units in parallel, it ensures reliable and efficient energy management. Ideal for residential and commercial applications, the Axpert King II TWIN is perfect for backup power systems, renewable energy setups, and off-grid installations.
| RATED POWER | 6000VA/6000W / 6200VA/6200W |
|---|---|
| PARALLEL CAPABILITY | Up to 9 units |
| AC Voltage Regulation (Line&Batt. Mode) | 230VAC ± 5% |
| Frequency Range (Synchronized Range) | 46–54 Hz or 56–64 Hz |
| Frequency Range (Batt. Mode) | 50 Hz ± 0.1 Hz or 60Hz ± 0.1 Hz |
| Harmonic Distortion | ≤ 3 % THD (Linear Load); ≤ 5 % THD (Non-linear Load) |
| Transfer Time | 0 ms |
| Time Inverter to Bypass | 4 ms (Typical) |
| Waveform | Pure sine wave |
| Line Mode | 94% |
| ECO Mode | 98% |
| Battery Voltage | 40–66 VDC |
| Floating Charge Voltage | 54 VDC |
| Overcharge Protection | 66 VDC |
| Solar Charger type | MPPT |
| Maximum PV Array Power | 6000 W |
| MPPT Range @ Operating Voltage | 120 – 430 VDC |
| Maximum PV Array Open Circuit Voltage | 500 VDC |
| Maximum Solar Charge Current | 120A / 120A |
| Maximum AC Charge Current | 120A / 120A |
| Communication Interface | RS232, USB, Dry contact, WI-FI, RS485 |
| Voltage Range | 110-280 VAC |
| 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 |
| Low Loss Frequency | 46(56)±1Hz |
| Low Loss Return Frequency | 46.5(57)±1Hz |
| Power Factor | >0.98 |
| Efficiency (Line Mode) | 93% ( |
| 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 |
| Safety Certification | CE |
| Dimension, D x W x H (mm) | 140 x 295 x 468 |
|---|---|
| Net Weight (kgs) | 12 |
| Humidity | 5% to 95% Relative Humidity(Non-condensing) |
|---|---|
| Operating Temperature | -10°C to 50°C |
| Storage Temperature | -15°C to 60°C |




Discover the best off-grid inverters for 2026. Compare Voltronic Axpert models, power ratings, battery compatibility, and parallel configurations.
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Read: How to Install a Voltronic Axpert Inverter: Step-by-Step →The Axpert King II TWIN inverter has a rated power of 6000VA/6000W. It offers high efficiency with 94% in line mode, 98% in ECO mode, and 92% in battery mode. The AC voltage regulation is 230VAC ± 5%.
Yes, the inverter is compatible with various battery types, operating at a voltage range of 40–66 VDC. It can also be integrated with solar panels and the grid for hybrid energy solutions.
The physical dimensions and weight of the Axpert King II TWIN are not specified here. However, it is important to check the product manual for detailed physical specifications and IP rating.
Installation should be performed by a qualified technician. Ensure proper ventilation and avoid exposure to extreme temperatures or moisture. Refer to the installation manual for detailed instructions.
The Axpert King II TWIN comes with a standard warranty. For specific warranty terms and conditions, please refer to the warranty documentation provided with the product.
The Axpert King II TWIN complies with standard certifications, ensuring it meets industry standards for safety and performance. Specific certification details can be found in the product documentation.
The inverter is designed to operate efficiently within a specific temperature and humidity range. For optimal performance, avoid extreme environmental conditions. Refer to the product manual for detailed operating conditions.
Key features include parallel capability of up to 9 units, pure sine wave output, and a fast transfer time of 0 ms. These features ensure reliable and efficient power management for various applications.