WL 6KW-48 Solar Inverter
- Pure sine wave
- Built-in MPPT Controller
- Firmware upgrade
- Work with lithium and lead acid battery
- PV input voltage up to 450VDC
- WIFI remote monitoring
- Support Customize








Rated Power: 6KW / 6KVA
Input Voltage Range:
Grid/Generator: 90-280V
UPS Mode: 170-280V
Output Voltage: 220/230/240V ±5% (Adjustable)
Max Total Charging Current: 120A (AC + Solar)
MPPT Input:
Max PV Power: 6000W
MPPT Voltage Range: 60-450Vdc
Peak Efficiency: 94%
The WL,6KW-48 Solar Inverter offers stable power for off-grid homes and remote areas. It supports both lithium and lead-acid batteries, features WiFi monitoring, and allows customization to meet diverse energy needs.
The unit x 1
User manual x 1
DC Fuse x 1
Ring terminal x 1
Strain relief plate x 1
PV wire cover x 1
Screws x 4
12-24 Months Warranty
We can assist client in obtaining various certifications, such as IEC62109, CE,VDE, RoHs&Reach, UL and others.
- Production Capabilities:
Custom logo branding
Various casing materials and color options
Multiple input/output interfaces
- Packaging Solutions:
Sustainable and eco-friendly packaging
Custom-printed labels
Tailored packaging structure design
- Certifications:
IEC62109, CE,VDE, RoHs&Reach, UL and others.
Product Introduction
We are a professional manufacturer of portable power stations and solar inverters based in Shenzhen, China. Backed by a 20-person R&D team and over 200 skilled workers, we offer inverter design, customized production, and OEM/ODM services to meet diverse clients needs.

Pure sine Wave Output
From blackout backup to wilderness power needs, the Witroy delivers pure sine wave stability. Its sleek silver design integrates signal-enhancing antenna and real-time display, enabling silent, one-touch control for home, adventure, or mobile workflows.
built-in WIFI model, remote monitoring
Monitor energy output, troubleshoot errors via APP, and adjust settings remotely


Multiple Power Sources, Uninterrupted Supply
This solar inverter supports solar, grid, and generator input with automatic switching to ensure uninterrupted power for essential home appliances like refrigerators, TVs, fans, and lighting. Ideal for homes and small businesses in regions with unreliable electricity, such as parts of Africa.
Technical Data
We are a professional manufacturer of portable power stations and solar inverters based in Shenzhen, China. Backed by a 20-person R&D team and over 200 skilled workers, we offer inverter design, customized production, and OEM/ODM services to meet diverse clients needs.
Model | SL6KW-48 | |
AC Input | ||
Nominal AC Input Voltage/Waveform | 230Vac/Sinusoidal (utility or generator) | |
AC Input Range | 90~280Vac(Appliances);170Vac~280Vac(UPS) | |
Max AC Input Voltage | 300Vac | |
Nominal Input Frequency | 50Hz / 60Hz (Auto detection) | |
AC Input Frequency Range | 40~65±1Hz; (>42 or <63±1Hz comeback) | |
Max Bypass Current | 40A | |
Transfer Time | 10ms typical (UPS) | |
20ms typical (Appliances) | ||
Inverter Output | ||
Rated Output Power | 6KVA/6KW | |
Working without Battery | Yes | |
Num. of Output Ports | 2 | |
Dry Contactor Function | Yes | |
Output Voltage Waveform | Pure Sine Wave | |
Output Voltage | 220/230/240 Vac ± 5% | |
Output Frequency | 50Hz/60Hz ±1 Hz | |
Peak Efficiency | 94% | |
Overload Protection | 5s@≥150% load; 10s@110%~150% load | |
Surge Capacity | 2* rated power for 5 seconds | |
Nominal Battery Input Voltage | 48Vdc | |
Cold Start Voltage | 46.0Vdc | |
Low voltage Cut-off | 42Vdc | |
High voltage Cut-off | 63Vdc | |
No Load Power Consumption | <45W@48VDC | |
Battery Charging | ||
AC Charging Current (Max) | 100Amp (@VI/P=230Vac) | |
PV Charging Current (Max) | 120Amp | |
Total Charging Current (Max) | 120Amp | |
Charging Algorithm | 3-Step | |
Bulk Charging Voltage | Flooded Battery | 58.4Vdc |
AGM / Gel Battery | 56.4Vdc | |
Floating Charging Voltage | 54Vdc | |
MPPT Input | ||
Num.Of Independent MPPT Tracker | 1 | |
Max. PV Array Power | 6000W | |
PV Array MPPT Voltage Range | 60~450Vdc | |
Max. PV Array Open Circuit Voltage | 500Vdc | |
Communication | ||
BMS Communication | PYLON or PACE Protocol RS485 | |
WiFi/APP | RJ45 PORT for connection, optional | |
Other information | ||
Safety Certification | CE | |
Operating Temperature Range | -10°C to 50°C | |
Storage temperature | -15°C~ 60°C | |
Humidity | 5% to 95% Relative Humidity (Non-condensing) | |
Enclosure | IP21 | |
Dimension (D*W*H), mm | 110*309*415 | |
Net Weight, kg | 10 |






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Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo.
