Voltronic Power Axpert MAX E Duplex 11K Off-Grid Solar Inverter

Voltronic Power Solar Inverter Datasheet — AXPERT-MAX-E-DUPLEX-11K

The Axpert MAX E Duplex 11K is an off-grid solar inverter rated Axpert MAX E Duplex 11K.

SKU: AXPERT-MAX-E-DUPLEX-11K | Last Updated: 2026-08-18

⚡Electrical Specifications

Selectable Voltage Range170-280 VAC (For Personal Computers) 90-280 VAC (For Home Appliances)
AC Voltage Regulation (Batt. Mode)230VAC ± 5%
Surge Power22000VA
WaveformPure sine wave
Maximum PV Array Power11000W (5500W x 2)
Maximum PV Input Current27A x 2(MAX 40A)
Maxmum Solar Charge Current150A
Maximum AC Charge Current150A
Maximum Charge Current150A
Transfer Time10 ms (For Personal Computers), 20 ms (For Home Appliances)
Floating Charge Voltage54 VDC
Maximum PV Array Open Circuit Voltage500 VDC
Efficiency (Peak)93%
Compliance SafetyCE
Battery Voltage48 VDC
Overcharge Protection63 VDC
MPPT Range @ Operating Voltage90 – 450 VDC
Communication InterfaceUSB/RS232/RS485/WiFi/Dry-contact
High Loss Frequency65±1Hz
High Loss Return Voltage270Vac±7V
High Loss Voltage280Vac±7V
Low Loss Frequency40±1Hz
Low Loss Return Frequency42±1Hz
Max AC Input Voltage300Vac
Nominal Input Frequency50Hz/60Hz (Auto detection)
Output Short Circuit ProtectionLine mode: Circuit Breaker (70A) Battery mode: Electronic Circuits
Parallel KitYES
Parallel communicationCAN
Power Unbalance Ratio<5% 100% Load
Max parallel numbers6
DC VoltageDC Offset ≦100mV Power Limitation 55Vdc
Input Voltage WaveformSinusoidal (utility or generator) Nominal
Overload ProtectionSurge
Start-up Voltage80V +/- 5Vdc Power Limitation PV Current MPPT temperature 75° 80°

🔧Mechanical Specifications

Net Weight (kgs)18.4
Dimension, D x W x H (mm)147.4 x 432.5 x 553.6

🌡️Environmental Specifications

Humidity5% to 95% Relative Humidity(Non-condensing)
Operating Temperature-10°C to 50°C
Storage Temperature-15°C to 60°C

📏Dimensions

Width
Height
Depth
Weight