6.2kW Off-Grid Leoch MPPT Inverter (MKS-LW6K2-VMB)

Title:

Leoch MKS-LW6K2-VMB 6.2kW Off-Grid Inverter MPPT 500V

Description:

The Leoch VMB Series MKS-LW6K2-VMB is a high-output off-grid inverter with an integrated MPPT solar charger and strong surge capability, suited to backup and off-grid power applications. It supports pure sine wave output, fast transfer times, and multiple charging options for flexible system design.

Model and Power RatingModel:

MKS-LW6K2-VMB

Rated power: 6200VA / 6200W

AC Input

Input voltage: 230 VAC

Selectable voltage range: 170–280 VAC (for personal computers), 90–280 VAC (for home appliances)

Frequency range: 50 Hz / 60 Hz (auto sensing)

AC Output

AC voltage regulation (battery mode): 230 VAC ± 5%

Output power: 6200W with PV and battery, 5000W with battery only

AC output number: dual outputs

Surge power: 12400VA

Efficiency (peak): 93%

Transfer time: 10 ms (for personal computers), 20 ms (for home appliances)

Waveform: pure sine wave

Battery Settings

Battery voltage: 48 VDC

Floating charge voltage: 54 VDC

Overcharge protection: 63 VDC

Solar Charger and AC Charger

Solar charger type: MPPT

Maximum PV array open circuit voltage: 500 VDC

Maximum PV array power: 6500W

Maximum PV input current: 18 A

MPP range at operating voltage: 90–450 VDC (minimum 100VDC without battery connected)

Maximum solar charge current: 100 A

Maximum AC charge current: 100 A

Maximum charge current: 100 A

Physical

Dimensions (D x W x H): 115 x 300 x 435 mm

Net weight: 10.4 kg

Communication interface: RS232, RS485 (BMS), WiFi

Environment

Humidity: 5% to 95% relative humidity (non-condensing)

Operating temperature: -10°C to 50°C

Storage temperature: -15°C to 60°C

Installation Requirements

Installation should be completed by a qualified electrician and aligned with SANS 10142 requirements, with a valid COC issued for the installation where applicable

Confirm PV string design stays within the stated PV voltage and current limits before commissioning