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ESS810 Energy Storage System
8KW Off-Grid solar inverter with 5KWh Lithium-ion battery
ESS810 Energy Storage System is an all-in-one solution, which integrates an inverter and a battery into one unit. ESS810 has combined an 8KW off-grid inverter and 5KWh expandable lithium-ion battery modules. ESS offers an economical and self-sufficiency solution allowing homeowners to seamlessly store excess clean energy during the daytime to power their home both day and night.
Product features include an easily scalable Lithium-ion battery module for energy expansion which is lighter than lead-acid batteries and has a compact/elegant design.

Main Features
- Integrated 8kw off-grid inverter and lithium-ion battery module
- Built-in Wi-Fi for mobile monitoring (Android/iOS App is available)
- Supports USB On-the-Go function
- Reserved communication port for BMS (RS485, CAN-BUS or RS232)
- Configurable AC/PV output usage timer and prioritization
- Selectable high power charging current
- Selectable input voltage range for home appliances and personal computers
- Compatible to Utility Mains or generator input
- Scalable Li-Ion battery expansion
- IP20
MODEL | ESS 8KW | |
Rated Inverter Power | 8000VA/8000W | |
INPUT | ||
Voltage | 230 VAC | |
Selectable Voltage Range | 170-280 VAC (For Computers); 90-280 VAC (For Home Appliances) | |
Frequency Range | 50 Hz/60 Hz (Auto sensing) | |
OUTPUT | ||
AC Voltage Regulation (Batt. Mode) | 230VAC ± 5% | |
Surge Power | 16000VA | |
Efficiency (Peak) | 0.93 | |
Transfer Time | 15 ms (For Personal Computers), 20 ms (For Home Appliances) | |
Waveform | Pure Sine Wave | |
No Load Power Consumption | <75W | |
SOLAR CHARGER & AC CHARGER | ||
Solar Charger type | MPPT | |
Maximum PV Array Open Circuit Voltage | 500 VDC | |
Maximum PV Array Power | 8000W (4000W x 2) | |
MPPT Range @ Operating Voltage | 90 ~ 450 VDC | |
Maximum AC Charge Current | 120A | |
Maxmum Solar Charge Current | 150A | |
Maximum Charge Current | 150A | |
PHYSICAL | ||
Dimension, D X W X H (mm) | 214 x 621 x 500 | |
Net Weight (kgs) | 25 | |
BATTERY MODULE: ESS II-4810 | ||
CAPACITY | ||
4800Wh | ||
PARAMETERS | ||
Nominal Voltage | 51.2VDC | |
Full Charge Voltage(FC) | 56V | |
Full Discharge Voltage(FD) | 42V | |
Typical Capacity | 100 Ah | |
Max Continuous Discharging Current | 150A | |
Max Discharging Current | 192A at 1min | |
Protecttion | BMS, breaker | |
Float Charge Voltage | 56V | |
Charge Current | 20A (0.2C) | |
Maximum Charge current | 50A (0.5C) | |
Standard Charge method | 0.2C CC (Constant current) charge to FC, CV (Contstant voltage FC) charge till charge current decline to <0.05C | |
Inner Resistance | ≤20m ohm | |
PHYSICAL | ||
Dimension, D X W X H (mm) | 214 x 621 x 550 | |
Net Weight (kgs) | 55 |
MODEL
General
Rated Inverter Power
ESS 8KW | 8000VA/8000W |
---|
INPUT
Voltage
ESS 8KW | 230 VAC |
---|
Selectable Voltage Range
ESS 8KW | 170-280 VAC (For Computers); 90-280 VAC (For Home Appliances) |
---|
Frequency Range
ESS 8KW | 50 Hz/60 Hz (Auto sensing) |
---|
OUTPUT
AC Voltage Regulation (Batt. Mode)
ESS 8KW | 230VAC ± 5% |
---|
Surge Power
ESS 8KW | 16000VA |
---|
Efficiency (Peak)
ESS 8KW | 0.93 |
---|
Transfer Time
ESS 8KW | 15 ms (For Personal Computers), 20 ms (For Home Appliances) |
---|
Waveform
ESS 8KW | Pure Sine Wave |
---|
No Load Power Consumption
ESS 8KW | <75W |
---|
SOLAR CHARGER & AC CHARGER
Solar Charger type
ESS 8KW | MPPT |
---|
Maximum PV Array Open Circuit Voltage
ESS 8KW | 500 VDC |
---|
Maximum PV Array Power
ESS 8KW | 8000W (4000W x 2) |
---|
MPPT Range @ Operating Voltage
ESS 8KW | 90 ~ 450 VDC |
---|
Maximum AC Charge Current
ESS 8KW | 120A |
---|
Maxmum Solar Charge Current
ESS 8KW | 150A |
---|
Maximum Charge Current
ESS 8KW | 150A |
---|
PHYSICAL
Dimension, D X W X H (mm)
ESS 8KW | 214 x 621 x 500 |
---|
Net Weight (kgs)
ESS 8KW | 25 |
---|
BATTERY MODULE: ESS II-4810
CAPACITY
ESS 8KW | 4800Wh |
---|
PARAMETERS
Nominal Voltage
ESS 8KW | 51.2VDC |
---|
Full Charge Voltage(FC)
ESS 8KW | 56V |
---|
Full Discharge Voltage(FD)
ESS 8KW | 42V |
---|
Typical Capacity
ESS 8KW | 100 Ah |
---|
Max Continuous Discharging Current
ESS 8KW | 150A |
---|
Max Discharging Current
ESS 8KW | 192A at 1min |
---|
Protecttion
ESS 8KW | BMS, breaker |
---|
Float Charge Voltage
ESS 8KW | 56V |
---|
Charge Current
ESS 8KW | 20A (0.2C) |
---|
Maximum Charge current
ESS 8KW | 50A (0.5C) |
---|
Standard Charge method
ESS 8KW | 0.2C CC (Constant current) charge to FC, CV (Contstant voltage FC) charge till charge current decline to <0.05C |
---|
Inner Resistance
ESS 8KW | ≤20m ohm |
---|
PHYSICAL
Dimension, D X W X H (mm)
ESS 8KW | 214 x 621 x 550 |
---|
Net Weight (kgs)
ESS 8KW | 55 |
---|
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Brochure | ESS810 Energy Storage System |
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Manual | ESS810 Energy Storage System |
ESS ESS810 Energy Storage System 8KW Off-Grid solar inverter with 5KWh Lithium-ion battery
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