LVTOPSUN 4KW 24V Solar Off-Grid Hybrid Inverter – Overview
The LVTOPSUN 4KW 24V Solar Off-Grid Hybrid Solar Inverter is a powerful off-grid hybrid solution designed to run home and business loads with stable pure sine wave output, strong PV charging support, and integrated grid/generator input for backup operation.
Key Benefits
- Delivers 4000W nominal output power for dependable daily load support.
- Supports high PV input power up to 4400W for faster solar charging.
- Wide MPPT voltage range helps capture more solar energy across seasons.
- Pure sine wave output ensures safe operation for sensitive electronics.
- Fast UPS-level transfer time (10ms) improves backup performance.
- Works with Li-ion and Lead-acid batteries for flexible system design.
- High charge/discharge capability supports heavy battery-based loads.
- Built-in protections for surge and short-circuit improve system safety.
For complete system setup, pair this inverter with quality solar panels and a compatible battery bank to build a reliable off-grid hybrid power system for day and night usage.
Technical Specifications
| Parameter |
Value |
| Technical Data |
AO-4KSL-G2 |
| Max. PV Input Power |
4400W |
| Max. Input Voltage |
550V |
| Start-up Voltage |
120V |
| MPPT Voltage Range |
90V~450V |
| Max. Input Current per MPPT |
18A |
| Max. Short Circuit Current per MPPT |
25A |
| Number of MPPT |
1 |
| Nominal Input Voltage |
230Vac, L/N/PE |
| Input Voltage Range |
90~280Vac (APL); 170~280Vac (UPS) |
| Max. Input Current |
35A |
| Nominal Input Power |
8050W |
| AC Frequency Range |
40~65Hz |
| Battery Type |
Li-ion/Lead-acid |
| Nominal Battery Voltage |
24V |
| Battery Voltage Range |
20~30V |
| Max. Discharge Current |
137A |
| Max. Charge/Discharge Power |
3300W |
| Li-ion Battery Activation |
Yes |
| Li-ion Battery Communication |
CAN/RS485 |
| Max. Solar Charge Current |
120A |
| Max. AC Charge Current |
100A |
| Max. Charge Current (PV+AC) |
120A |
| Nominal Output Power |
4000W |
| Peak Apparent AC Power |
8000VA |
| Nominal AC Voltage |
230V |
| Nominal Grid Frequency |
50/60Hz (Auto Sensing) |
| Voltage Waveform |
Pure Sine Wave |
| Transfer Time |
10ms |
| Max. Output Current |
18A |
| Overload Protection |
30s@102%-110% load; 10s@110%-130% load; 5s@130%-200% load |
| THDv (@linear load) |
<3% |
| Peak Efficiency |
94% |
| MPPT Efficiency |
>99.9% |
| DC Surge Protection |
Yes |
| AC Surge Protection |
Yes |
| AC Short Circuit Protection |
Yes |
| Dimension (W*H*D) |
333*505*120mm |
| Weight |
10.6kg |
| Relative Humidity |
5%~95% (Non-condensing) |
| Operating Temperature Range |
-10°C~50°C |
| Noise Emission |
<50dB |
| Altitude |
4000m |
| Cooling Method |
Fan Cooling |
| Ingress Protection |
IP20 |
| Number of AC Output |
2 |
| Display |
LCD&LED&APP |
| Communication Interface |
RS485/ USB /CAN/ Wi-Fi |
For manufacturer details, see the official page: LVTOPSUN LVTS-4KW-HYD
