ALPHAESS SMILE-G3-BAT-3.8S IP21 92300313

The ALPHAESS SMILE-G3-BAT-3.8S is a modular lithium-ion battery module designed for residential energy storage systems. It is part of the SMILE-G3 platform and integrates with ALPHA ESS inverters for scalable storage capacity, efficient energy management, and backup support. The 3.8S module offers a nominal capacity of approximately 3.8 kWh per unit and is typically installed indoors due to its IP21 rating.

This battery is engineered for reliable daily cycling, supporting time-of-use shifting, solar self-consumption, and backup functionality when paired with a compatible system controller/inverter. Multiple modules can be stacked to increase total storage, enabling flexible system sizing to match household energy needs.

• Product code: SMILE-G3-BAT-3.8S (IP21), reference 92300313
• Manufacturer: Alpha ESS UK Ltd
• Battery type: Lithium-ion (LFP chemistry typical for Alpha ESS)
• Usable capacity per module: ~3.8 kWh (nominal)
• System: Part of the SMILE-G3 series; modular and scalable
• Ingress protection: IP21 (indoor installation recommended)
• Application: Residential energy storage, self-consumption, time-of-use shifting, backup when used with compatible inverter
• Installation: Stackable/expandable with additional 3.8S modules
• Compatibility: Designed for use with Alpha ESS SMILE-G3 systems