Solar Portable Energy Bank Voltronic 3kW

Tax included

Inverter solar charger for off-grid installations of 5000W at 48V single-phase to connect 48V solar battery banks. The Axpert King ll 5K has a single MPPT (maximum power point tracking) and provides an efficiency of 94%. The maximum input current of the solar controller is 100A.

The Axpert King ll integrates the MPPT charge controller with removable display, bluetooth (mobile app available) and the possibility to connect 9 solar inverters in parallel to increase the power capacity to 45kW. Automatic generator set start-up. DC voltage from 110 to 280V and up to 6000W input solar panel.

2 year product warranty and CE certificate.


The Axpert King ll solar inverters stands out not only for its price but also for the following features:

  • - Zero (0ms) transfer time to protect mission-critical loads such as servers and ATMs.
  • - High PV input voltage range.
  • - Removable LCD control module with multiple communications.
  • - Selectable high power charging current.
  • - Built-in Wi-Fi for mobile monitoring (App is available).
  • - Configurable AC/Solar input priority via LCD setting.
  • - Reserved communication port for BMS (RS485 or CAN-BUS).
  • - Parallel operation up to 9 units.

The Axpert inverter-charger King 5000W-48V ll is a very economical option for demanding customers who want to have a reliable quality product with no problems in the operation of their installation.  If you have any questions, please contact us at

Technical data:


Axpert King ll 5000W-48V

Nominal Power


Input Voltage


Grid frequency


AC output voltage

230VAc +/- 5%

Maximum peak power (transient)


Peak efficiency


Wave form

Pure sine

Batteries voltage

40-62 VDC

Charging floating voltage

54 VDC

Overcharge protection

62 VDC

Maximum PV array power


MPPT voltage range

120VDC – 450VDC

Maximum string open voltage


Maximum solar charging current


Maximum AC charging current



Data sheet

Power (kW)
3 - 5.9
Phase Type
Single phase
Max Current Input (A)
Compatibility list
Pylontech US2000C / US3000C / US5000
Compatibility list
Turbo Energy (Slim)
Compatibility list
Pylontech US5000 / Force L2
Compatibility list
Pylontech US3000C
Compatibility list
Pylontech Force L2

Specific References