
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 Range | 170-280 VAC (For Personal Computers) 90-280 VAC (For Home Appliances) |
| AC Voltage Regulation (Batt. Mode) | 230VAC ± 5% |
| Surge Power | 22000VA |
| Waveform | Pure sine wave |
| Maximum PV Array Power | 11000W (5500W x 2) |
| Maximum PV Input Current | 27A x 2(MAX 40A) |
| Maxmum Solar Charge Current | 150A |
| Maximum AC Charge Current | 150A |
| Maximum Charge Current | 150A |
| Transfer Time | 10 ms (For Personal Computers), 20 ms (For Home Appliances) |
| Floating Charge Voltage | 54 VDC |
| Maximum PV Array Open Circuit Voltage | 500 VDC |
| Efficiency (Peak) | 93% |
| Compliance Safety | CE |
| Battery Voltage | 48 VDC |
| Overcharge Protection | 63 VDC |
| MPPT Range @ Operating Voltage | 90 – 450 VDC |
| Communication Interface | USB/RS232/RS485/WiFi/Dry-contact |
| High Loss Frequency | 65±1Hz |
| High Loss Return Voltage | 270Vac±7V |
| High Loss Voltage | 280Vac±7V |
| Low Loss Frequency | 40±1Hz |
| Low Loss Return Frequency | 42±1Hz |
| Max AC Input Voltage | 300Vac |
| Nominal Input Frequency | 50Hz/60Hz (Auto detection) |
| Output Short Circuit Protection | Line mode: Circuit Breaker (70A) Battery mode: Electronic Circuits |
| Parallel Kit | YES |
| Parallel communication | CAN |
| Power Unbalance Ratio | <5% 100% Load |
| Max parallel numbers | 6 |
| DC Voltage | DC Offset ≦100mV Power Limitation 55Vdc |
| Input Voltage Waveform | Sinusoidal (utility or generator) Nominal |
| Overload Protection | Surge |
| Start-up Voltage | 80V +/- 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
| Humidity | 5% to 95% Relative Humidity(Non-condensing) |
| Operating Temperature | -10°C to 50°C |
| Storage Temperature | -15°C to 60°C |
📏Dimensions
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Height
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Weight