All-In-One Inverter &Battery System (ESS 3.6KW+8KWH)
The ESS 3.6KW+8KWH is a high-performance, all-in-one energy storage solution designed for residential and light commercial off-grid applications. This integrated system combines a 3.6kW pure sine wave inverter with an 8kWh high-capacity LiFePO4 battery and a 5000W MPPT solar charger into a single, compact unit. It features a fast 10ms transfer time to provide seamless backup power during outages, ensuring sensitive electronics remain protected and operational. With built-in WiFi monitoring and a wide MPPT voltage range of 40-450V, it offers a reliable, smart, and efficient way to manage solar energy and ensure power independence.
Intelligent lithium battery, integrated with self-designed BMS and long life LFP cells, which can be widely used in various telecom and energy storage system.
The ESS 3.6kW+8kWh is a high-performance integrated inverter and energy storage system designed for reliable off-grid and grid-connected power solutions. This advanced system combines a 3.6kW pure sine wave inverter with an 8kWh high-capacity battery module to provide stable energy for residential and small commercial applications.
Featuring a built-in MPPT solar charger with a maximum PV input of 5kW, the unit ensures superior charging efficiency. With a wide MPPT voltage range (40-450V) and a fast 10ms switch time in UPS mode, it guarantees continuous power supply even in demanding environments.


| Parameters Category | Specification Details |
|---|---|
| Model | ESS 3.6KW+8KWH |
| AC Input | |
| Rated Input Voltage (VAC) | 208 / 220 / 230 / 240; L + N + PE |
| Voltage Range (VAC) | 90~280±3 (normal mode); 170~280±3 (UPS mode) |
| Frequency (Hz) | 50 / 60 (Auto Adaptive) |
| AC Output | |
| Rated Capacity (kW) | 3.6 |
| Surge Power (kVA) | 5.7 |
| Voltage (VAC) | 208 / 220 / 230 / 240 |
| Power Factor (PF) | 1 |
| Frequency | 50/60Hz±0.1% |
| Switch Time (ms) | 10 |
| Wave Form | Pure Sine Wave |
| Overload Capacity (Battery Mode) | 60s@102%~110%; 10s@110%~130%; 3s@130%~150%; 0.2s@>150% |
| Max. Efficiency (Battery Mode) | 92.7%@24VDC |
| Charger (PV / AC) | |
| Solar Charger Type | MPPT |
| Max PV input current / power | 18A / 5000W |
| Operating Voltage Range (VDC) | 40~450 |
| Max PV Open Circuit Voltage (VDC) | 500 |
| Max PV Charge Current (A) | 100 |
| Max AC Charge Current (A) | 100 |
| Max. Charge Current (PV + AC) (A) | 100 |
| Battery | |
| Nominal Battery Voltage | 25.6VDC |
| Rated Energy | 8KWh(0.2C, 25°C) |
| Usable Energy (90%DOD) | 8KWh |
| Max.Charge/Discharge Current | 75A/150A |
| Operation Voltage Range | 20Vdc ~ 29.2Vdc |
| Operation Temperature | -10°C ~ +50°C |
| Interface | |
| reveal | LCD |
| communication | USB |
| Monitoring | WiFi |
| General Data | |
| Ingress Protection | IP20 |
| Operating Temperature | -10 °C ~ 50 °C |
| Relative Humidity | 5% ~ 95% (Non-condensing) |
| Storage Temperature | -15 °C ~ 60 °C |
| Max. Operating Altitude | 4000m (Derating above 1000m) |
| DIMENSION | |
| L×W×H (products size, mm) | 440*246*760mm |
| L×W×H (package size, mm) | 520*436*890mm |
A: Yes, it supports parallel connection of multiple units, allowing flexible capacity expansion for different energy storage requirements.
A: Absolutely. It is designed to work with most mainstream inverters and supports integration with solar energy storage systems.
A: The battery uses LiFePO4 technology with a long cycle life and stable performance, ensuring reliable operation over many years.
A: Yes, it is equipped with an intelligent BMS that protects against overcharge, over-discharge, overcurrent, and short circuits.
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