
Voltronic 12 kW Hybrid Solar Inverter Axpert MAX II TWIN 12K
- Parallel Capability:YES, 6 units
- Selectable Voltage Range:170-280 VAC (For Personal Computers)

InvertersModel AXPERT-MAX-II-TWIN-11K
The Axpert MAX II TWIN 11K is an off-grid solar inverter rated 11000VA/11000W.
In stock
The Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K is an Inverter with a rated power of 11000 VA/11000W, making it a dependable choice for off-grid, hybrid and backup power installations. It accepts an operating voltage range of 170-280 VAC in UPS mode (For Personal Computers). It operates at an efficiency of 93%. Its output waveform is Sinusoidal (utility or generator) Nominal. It is rated to operate across -10°C to 50°C, with a humidity tolerance of 5% to 95%. Monitoring and control are available over USB/RS232/RS485/WiFi/Dry-contact. The Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K is certified to IEC 62109, IEC 61683, EN, IEC 61000-6-2, 61000-6-4, 61000-3-11 and 61000-3-12 and is backed by a 2-year manufacturer warranty from Voltronic Power. Its published specifications also list Maximum AC Charge Current of 150A, Maximum Charge Current of 150A and High Loss Frequency of 65±1Hz.
Specifications last updated 18 August 2026
| Parallel Capability | YES, 6 units |
|---|---|
| Selectable Voltage Range | 170-280 VAC (For Personal Computers) |
| AC Voltage Regulation (Batt. Mode) | 230VAC ± 5% |
| Efficiency (Peak) | 93% |
| Communication Interface | USB/RS232/RS485/WiFi/Dry-contact |
| Compliance Safety | IEC 62109, IEC 61683, EN/IEC 61000-6-2, 61000-6-4, 61000-3-11, 61000-3-12 |
| Rated Power | 11000VA/11000W |
| Surge Power | 22000VA |
| Maximum PV Array Power | 13000W (6500W x 2) |
| Maxmum Solar Charge Current | 150A |
| Maximum AC Charge Current | 150A |
| Maximum Charge Current | 150A |
| High Loss Frequency | 65±1Hz |
| High Loss Return Frequency | 63±1Hz |
| High Loss Return Voltage | 270Vac±7V |
| High Loss Voltage | 280Vac±7V |
| Low Loss Frequency | 40±1Hz |
| Low Loss Return Frequency | 42±1Hz |
| Low Loss Return Voltage | 180Vac±7V (UPS); 100Vac±7V (Appliances) |
| Low Loss Voltage | 170Vac±7V (UPS) 90Vac±7V (Appliances) |
|---|---|
| Max AC Input Voltage | 300Vac |
| Max. PV Array Open Circuit Voltage | 500Vdc |
| Nominal Input Frequency | 50Hz/60Hz (Auto detection) |
| Output Short Circuit Protection | Line mode: Circuit Breaker (70A) Battery mode: Electronic Circuits |
| PV Array MPPT Voltage Range | 90Vdc 450Vdc |
| Start-up Voltage | 80V +/- 5Vdc |
| Low DC Cut-off Voltage | 44Vdc |
| Nominal DC Input Voltage | 48Vdc |
| Cold Start Voltage | 46.0Vdc |
| Floating Charging Voltage | 54Vdc |
| Input Voltage Waveform | Sinusoidal (utility or generator) Nominal |
| Output | Charge Time to |
| Overload Protection | Surge |
| Safety Certification | CE |
| Waveform | Pure sine wave |
| Solar Charger Type | MPPT |
| Parallel Kit | YES |
| Parallel communication | CAN |
| Humidity | 5% to 95% |
|---|---|
| Operating Temperature | -10°C to 50°C |
| Storage Temperature | -15°C to 60°C |
The Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K has a rated power of 11000 VA/11000W and a surge capability of 22000 VA.
The Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K accepts an input voltage range of 170-280 VAC in UPS mode (For Personal Computers).
The Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K operates across -10°C to 50°C and a humidity range of 5% to 95%.
The Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K has an efficiency of 93%.
The Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K supports a maximum PV array power of 13000W (6500W x 2), a maximum solar charge current of 150A and a maximum PV array open-circuit voltage of 500 VDC.
The Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K produces a Sinusoidal (utility or generator) Nominal output waveform.
The Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K provides a voltage regulation of 230 VAC ± 5%.
The Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K offers USB/RS232/RS485/WiFi/Dry-contact connectivity for monitoring and control.
Yes — the Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K supports parallel operation (YES, 6 units).
The Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K is certified to IEC 62109, IEC 61683, EN, IEC 61000-6-2, 61000-6-4, 61000-3-11 and 61000-3-12, meeting recognised international standards for safety and performance.
The Voltronic 11 kW Hybrid Solar Inverter Axpert MAX II TWIN 11K is backed by a 2-year manufacturer warranty from Voltronic Power.