AlphaESS
SMILE-G3-BAT-4.0S
Model range: SMILE-G3-BAT-4.0S
Alphaess battery product SMILE-G3-BAT-4.0S (3.8 kWh).
At a glance
Best for
Properties wanting more evening usage coverage and backup planning
Standout
Battery size is around 3.8, which helps frame evening coverage expectations.
Watch out for
Battery value depends heavily on your current bill, evening usage, and tariff settings.
Key specifications
A quick snapshot of the family. Compare module counts and capacity in the table below.
Dimensions
W 610 mm · D 250 mm
Usable battery size
3.8
This is closer to the energy you can actually use day to day.
Battery chemistry
LFP
LFP batteries are widely used for stability and long cycle life.
Product warranty
10
Longer warranty usually means stronger long-term coverage.
Ip Rating
IP65
Compare pack sizes
Capacity, voltage, and power rise as you stack more modules. Specs that stay the same on every size are listed underneath.
Numbers that change with size.
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| Spec | G3-BAT-4.0S |
|---|---|
| Model | SMILE-G3-BAT-4.0S |
| Battery Type | LFP (LiFePO4) |
| Installation Method | Floor / Wall-Mounted |
| Dimension (W x D x H)mm | 610 x 250 x 435 |
| Weightkg | 42.5 |
| IP Protection | IP65 |
| Manufacturing Location | China / Malaysia |
| Warranty | 5 Years Product Warranty / 10 Years Battery Performance Warranty |
The same on every size
- Model
- SMILE-G3-BAT-4.0S
- Battery Type
- LFP (LiFePO4)
- Installation Method
- Floor / Wall-Mounted
- Dimension (W x D x H)
- 610 x 250 x 435 mm
- Weight
- 42.5 kg
- IP Protection
- IP65
- Manufacturing Location
- China / Malaysia
- Warranty
- 5 Years Product Warranty / 10 Years Battery Performance Warranty
Numbers that change with size.
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| Spec | G3-BAT-4.0S |
|---|---|
| Energy CapacitykWh | 4.0 |
| Usable CapacitykWh | 3.8 |
| Depth of Discharge (DoD)% | 95 |
| Cycle Life | 10 000 |
| Nominal VoltageV | 96 |
| Operating Voltage RangeV | 90 ~ 108 |
The same on every size
- Energy Capacity
- 4.0 kWh
- Usable Capacity
- 3.8 kWh
- Depth of Discharge (DoD)
- 95 %
- Cycle Life
- 10 000
- Nominal Voltage
- 96 V
- Operating Voltage Range
- 90 ~ 108 V
Numbers that change with size.
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| Spec | G3-BAT-4.0S |
|---|---|
| Rated DC Charge / Discharge PowerkW | 4 |
| Rated Charging CurrentA | 42 |
| Rated Discharging CurrentA | 42 |
| Short-Circuit CurrentA | 300 |
| Operating Temperature Range°C | -10 ~ 60 |
| Relative Humidity | 0 ~ 95% (No Condensation) |
The same on every size
- Rated DC Charge / Discharge Power
- 4 kW
- Rated Charging Current
- 42 A
- Rated Discharging Current
- 42 A
- Short-Circuit Current
- 300 A
- Operating Temperature Range
- -10 ~ 60 °C
- Relative Humidity
- 0 ~ 95% (No Condensation)
Numbers that change with size.
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| Spec | G3-BAT-4.0S |
|---|---|
| Modules Connection | 1 ~ 6 in series connection |
| CapacitykWh | 4.0 / 8.0 / 12.0 / 16.0 / 20.0 / 24.0 |
| Usable CapacitykWh | 3.8 / 7.6 / 11.4 / 15.2 / 19.0 / 22.8 |
| Monitoring Parameters | System voltage, Current, Cell voltage, Cell temperature, PCBA temperature measurement |
| Communication | CAN |
The same on every size
- Modules Connection
- 1 ~ 6 in series connection
- Capacity
- 4.0 / 8.0 / 12.0 / 16.0 / 20.0 / 24.0 kWh
- Usable Capacity
- 3.8 / 7.6 / 11.4 / 15.2 / 19.0 / 22.8 kWh
- Monitoring Parameters
- System voltage, Current, Cell voltage, Cell temperature, PCBA temperature measurement
- Communication
- CAN
Numbers that change with size.
Swipe for more sizes
| Spec | G3-BAT-4.0S |
|---|---|
| Transportation | UN38.3 |
| Safety | IEC63056 & IEC62619 & IEC62040 |
The same on every size
- Transportation
- UN38.3
- Safety
- IEC63056 & IEC62619 & IEC62040