Voltronic Power Axpert MAX II Duplex 11K

Voltronic Axpert MAX II Duplex 11K

Discover the Axpert MAX II Duplex 11K inverter by Voltronic Power with 11000VA/11000W rated power and 230VAC regulation for efficient energy solutions.

  • Rated Power: 11000VA/11000W
  • AC Voltage Regulation (Batt. Mode): 230VAC ± 5%
  • Surge Power: 22000VA
  • Efficiency (Peak): 93%
AED 3,200incl. VAT

In stock

Full SpecificationsDownload datasheet (PDF)

Voltronic Axpert MAX II Duplex 11K features

Two independent AC power sources

Two independent AC power sources connected and switched automatically

Status indication with RGB lights

Maximum PV input current 27A

Adjustable charging current for two

Adjustable charging current for two different power sources via LCD operation and mobile APP

Built-in Wi-Fi for mobile monitoring

Built-in Wi-Fi for mobile monitoring (Android/iOS App is available)

Supports USB On-the-Go function

Replaceable fan design for ease

Replaceable fan design for ease of maintenance

Battery independent design

Configurable AC/PV output usage timer

Configurable AC/PV output usage timer and prioritization

Built-in anti-dust kit

Built-in DC output for DC

Built-in DC output for DC fan, LED bulb, router and so on

Parallel operation with 6 units

About the Voltronic Axpert MAX II Duplex 11K

Introducing the Axpert MAX II Duplex by Voltronic Power, a high-performance inverter designed to deliver 11000VA/11000W of reliable power. With precise AC voltage regulation and robust surge capacity, this inverter is ideal for both residential and commercial applications. The Axpert MAX II Duplex is perfect for powering homes, small businesses, and off-grid installations, ensuring uninterrupted power supply and energy efficiency.

Specifications last updated 23 July 2026

Voltronic Axpert MAX II Duplex 11K full specifications

Electrical

Circulation Current under No Load ConditionMax 2A
Efficiency (Line Mode)>95% (Rated R load, battery full charged)
High Loss Frequency65±1Hz
High Loss Return Frequency63±1Hz
High Loss Return Voltage270Vac±7V
High Loss Voltage280Vac±7V
Low Loss Frequency40±1Hz
Low Loss Return Frequency42±1Hz
Low Loss Return Voltage180Vac±7V (UPS); 100Vac±7V (Appliances)
Low Loss Voltage170Vac±7V (UPS) 90Vac±7V (Appliances)
Max AC Input Current60A
Max AC Input Voltage300Vac
Max. Charging Current150A
Max. Input Current27A x 2(MAX 40A)
Max. PV Array Open Circuit Voltage500Vdc
Nominal Input Frequency50Hz/60Hz (Auto detection)
Nominal Input Voltage230Vac
Output Short Circuit ProtectionLine mode: Circuit Breaker (70A) Battery mode: Electronic Circuits
PV Array MPPT Voltage Range90Vdc~450Vdc
Parallel KitYES
Parallel communicationCAN
Start-up Voltage80V +/- 5Vdc
Transfer time in parallel modeMax 50ms
Max parallel numbers6
DC Offset≤100mV
High DC Cut-off Voltage63Vdc
High DC Recovery Voltage61Vdc
Low DC Cut-off Voltage44Vdc
Nominal DC Input Voltage48Vdc
Peak Efficiency93%
Battery56.4Vdc
Charging Current150A UPS
Cold Start Voltage46.0Vdc
DC VoltageDC Offset ≦100mV Power Limitation 50Vdc
Efficiency>95% ( Rated R load Line Mode
Floating Charging Voltage54Vdc
Input Voltage WaveformSinusoidal (utility or generator) Nominal
Output Frequency60Hz or 50Hz Peak
Output Voltage Regulation230Vac± 5%
Overcharge Protection63Vdc Charging Algorithm 3-Step Charging Curve Time
Overload ProtectionSurge
Rated Output Power11000W
Rated Power11000W Max. PV Array Open Circuit
Safety CertificationCE
Transfer Time10ms typical (UPS);
AC Voltage Regulation (Batt. Mode)230VAC ± 5%
Surge Power22000VA
Efficiency (Peak)93%
WaveformPure sine wave
Battery Voltage48 VDC
Floating Charge Voltage54 VDC
Maximum PV Array Power11000W (5500W x 2)
MPPT Range @ Operating Voltage90 – 450 VDC
Maximum PV Array Open Circuit Voltage500 VDC
Maximum PV Input Current27A x 2 (MAX 40A)
Maximum Solar Charge Current150A
Maximum AC Charge Current150A
Maximum Charge Current150A
Compliance SafetyCE
Selectable Voltage Range170-280 VAC (For Personal Computers)
Output PowerFor 8KW model, when

Mechanical

Dimension, D x W x H (mm)147.4 x 432.5 x 553.6
Net Weight (kgs)18.4
Communication InterfaceUSB/RS232/RS485/WiFi/Dry-contact

Environmental

Humidity5% to 95%
Operating Temperature Range-10°C to 50°C
Storage temperature-15°C~ 60°C
Operating Temperature-10°C to 50°C

Certifications

  • CE

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