Axpert MKS Off-Grid Inverter
Axpert MKS Off-Grid Inverter

Axpert MKS is equipped with MPPT solar charge controller to maximize and regulate DC power from the solar array for charging the battery bank. Transformerless design provides reliable power conversion in compact size. Besides, it’s worry-free to start up motor-type loads such as refrigerators, motors, pumps, compressors and laser printers as well as electronic loads like TVs, Computers, power tool and battery chargers.

Axpert MKS Off-Grid Inverter
Axpert MKS Off-Grid Inverter
Axpert MKS Off-Grid Inverter
Main Features
  • Pure sine wave inverter
  • Output power factor 1 (only 0.8 for 3KP/5KP Models)
  • Built-in battery equalization function to extend battery life cycle
  • Built-in MPPT solar charge controller
  • Selectable input voltage range for home appliances and personal computers
  • Selectable charging current based on applications
  • Configurable AC/Solar input priority via LCD setting
  • Compatible to mains voltage or generator power
  • Battery equalization for optimized battery performance and lifecycle
  • Parallel operation with up to 9 units only available for Axpert MKS 3KP/4KVA/5KVA*

Model Axpert MKS
Axpert MKS
Axpert MKS
Axpert MKS
Axpert MKS
Axpert MKS
Axpert MKS
Axpert MKS
Axpert MKS
Axpert MKS

1000VA/ 1000W

1000VA/ 1000W

1000VA/ 1000W 2000VA/ 2000W 3000VA /3000W 3000VA/ 2400W

3000VA/ 3000W

4000VA/ 4000W 5000VA/ 5000W

5000VA/ 4000W

Parallel Capability No No No No No Yes, 9 units No Yes, 9 units Yes, 9 units Yes, 9 units
Voltage230 VAC
Selectable Voltage Range 170-280 VAC (For Personal Computers); 90-280 VAC (For Home Appliances)
Frequency Range50 Hz/60 Hz (Auto sensing)
AC Voltage Regulation (Batt. Mode)230VAC ± 5%
Surge Power2000VA4000VA6000VA8000VA10000VA
Efficiency (Peak) 90%-93%93% 90% 93% 93% 90%
Transfer Time10 ms (For Personal Computers); 20 ms (For Home Appliances)
WaveformPure sine wave
Battery Voltage 12 VDC 24 VDC48 VDC24 VDC24 VDC 24 VDC 48 VDC48 VDC 24 VDC
Floating Charge Voltage 13.5 VDC 27 VDC54 VDC27 VDC27 VDC Default: 24 VDC, Max.: 30 VDC 54 VDC 54 VDC 54 VDC Max: 58 VDC (Optional 64 VDC, please check with sales) Default: 24 VDC, Max: 30 VDC
Overcharge Protection 15.5 VDC 31 VDC62 VDC31 VDC31 VDC 30 VDC 62 VDC 60 VDC 60 VDC (Optional 66 VDC, please check with sales) 30 VDC
Maximum PV Array Power 500 W 600 W900 W600 W600 W 1000W 900 W4000W 2000W
MPPT Range @ Operating Voltage 15VDC~ 80VDC 30VDC~ 66VDC60VDC~ 88VDC30VDC ~ 66VDC30VDC ~ 66VDC 30 VDC~80 VDC 60VDC ~ 88VDC60VDC ~115VDC 30 VDC~115 VDC
Maximum PV Array Open Circuit Voltage 102VDC 75VDC102VDC75VDC75VDC 100 VDC 102VDC 145VDC 145 VDC
Maximum Solar Charge Current 40A 25A 18A25A25A 40A 18A 80A 80A
Maximum AC Charge Current 20A 20A 15A 30A 30A 60A 15A 60A 60A
Maximum Charge Current 60A 45A 33A 55A 55A 100A 33A 140A 140A
Maximum Efficiency98%
Standby Power Consumption2 W
Dimension, D x W x H (mm) 95 x 240 x 316 100 x 272 x 355 100 x272 x385 100 x 272 x355 120 x 295 x 468 180 x 310 x 475
Net Weight (kgs) 5.2 6.8 7.0 7.4 7.5 7.4 11 11 12.5
Humidity5% to 95% Relative Humidity(Non-condensing)
Operating Temperature 0°C to 55°C
Storage Temperature -15°C to 60°C
* There are charging current selection only available for 230VAC system.
Product specifications are subject to change without further notice.

Axpert MKS 1K-5KVA Inverter - Brochure
Axpert MKS3KP/5KP manual - User's Manual
Axpert MKS(PF1)-MKS+ 1-5KVA manual_2017 - User's Manual
Axpert 4K-5K Parallel Installation Guide_Manual - User's Manual
Axpert MKS+MKS Plus Inverter_Manual_2017 - User's Manual