Voltronic Power Axpert MAX III 12KW Off-Grid Solar Inverter

Voltronic Axpert MAX III 12KW Off-Grid Solar Inverter

The Axpert MAX III 12KW is an off-grid solar inverter rated Axpert MAX III 12KW.

  • Parallel Capability: YES, 6 units
  • Selectable Voltage Range: 170-280 VAC (For Personal Computers)
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Full SpecificationsDownload datasheet (PDF)

About the Voltronic Axpert MAX III 12KW Off-Grid Solar Inverter

The Axpert MAX III 12KW is an off-grid solar inverter rated Axpert MAX III 12KW. Every figure on this page is read from the manufacturer's manual for the Axpert MAX III series.

Specifications last updated 18 August 2026

Voltronic Axpert MAX III 12KW Off-Grid Solar Inverter full specifications

Electrical

Parallel CapabilityYES, 6 units
Selectable Voltage Range170-280 VAC (For Personal Computers)
AC Voltage Regulation (Batt. Mode)230VAC ± 5%
Efficiency (Peak)93%
No Load Power Consumption<75W
Maximum PV Array Power12000W (6000W x 2)
Maximum Charge Current150A
Communication InterfaceUSB/RS232/RS485/Wifi/Dry-contact
Compliance SafetyIEC 62109, IEC 61683, EN/IEC 61000-6-2, 61000-6-4, 61000-3-11, 61000-3-12
Rated Inverter Power12000VA/12000W
Surge Power24000VA
Maximum PV Input Current40A/27A (MAX 60A)
Maximum Solar Charge Current200A
Maximum AC Charge Current200A
Floating Charge Voltage54 VDC
MPP Range @ Operating Voltage90 ~ 450 VDC
Maximum PV Array Open Circuit Voltage500 VDC
WaveformPure sine wave
Transfer Time15 ms (For Personal Computers), 20 ms (For Home Appliances)
DC Voltage12 VDC ± 5%, 100W
Solar Charger typeMPPT
Frequency Range50 Hz/60 Hz (Auto sensing)
Battery Voltage48 VDC
Overcharge Protection66 VDC

Mechanical

Net Weight (kgs)28.5

Environmental

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

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