Intelligent Load Shedding Function
When power demand exceeds supply, the inverter's smart load shedding function kicks in. It automatically prioritizes and sheds non-essential loads to ensure that critical appliances like medical devices, refrigerators, and lighting remain powered. This intelligent load management helps balance energy usage during peak demand periods or when the battery is running low, preventing a complete power outage and maintaining essential services.
Stable Frequency Regulation
Maintaining a stable output frequency is crucial for the proper operation of electrical devices. The inverter employs advanced frequency regulation techniques to keep its AC output frequency within a tight tolerance range, regardless of fluctuations in the input power source or load changes. This stable frequency supply ensures that your motors, clocks, and other frequency-sensitive equipment run smoothly and accurately, without any disruptions or malfunctions.
Surface Mount Technology (SMT)
The majority of components on the inverter's PCB are mounted using Surface Mount Technology. Tiny surface-mount devices (SMDs) are precisely placed and soldered onto the board, enabling a more compact and efficient design compared to traditional through-hole components. SMT allows for higher component density, better electrical performance, and faster production speeds.

| TYPE |
SPI4836M80-300
|
SPI4865M80-300
|
|---|---|---|
| INVERTER | ||
| Rated Output Power | 3600W | 6500W |
| Max.Peak Power | 7200W | 12000W |
| Rated Output Voltage |
120Vac
|
|
| Rated AC Frequency | 50/60Hz | |
| BATTERY | ||
| Battery Type | Li-ion/Lead-Acid | |
| Rated Battery Voltage | 48V | |
| Max.MPPT Charging Current | 200A | |
| PV INPUT | ||
| Max.PV Array Power | 4000W | 4500w*2 |
| Max.Input Current | 22A | 22A*2 |
| MPPT Voltage Range |
90-260Vdc
|
|
| EFFICIENCY | ||
| MPPT Tracking Efficiency | 99% | |
| Max. Battery Inverter Efficiency | 92% | |
| GENERAL | ||
| Dimensions |
415*280*100
|
540*350*120
|
| Operating Temperature Range | -15~55℃ | |
| COMMUNICATION | ||
| Embedded interfaces | RS485/USB/ Dry contact | |
| External Modules (Optional) | Wi-Fi/GPRS | |























