Hoymiles MS-A2

The Hoymiles MS-A2 is an AC-coupled micro energy storage system designed for balcony PV and residential applications. It integrates a 2.24 kWh LiFePO₄ battery and can be expanded to 4.48 kWh by connecting two units in series. The system provides a nominal charging and discharging power of 1,000 VA, with a maximum on-grid output power of 800 VA. Its off-grid output is rated at 800 VA, with a peak output power of up to 1,200 VA for 10 seconds. The MS-A2 is compatible with microinverters and features a plug-and-play design for simple installation. Real-time monitoring and control are available through the S-Miles Home App. With more than 6,000 battery cycles, IP65 protection, and wall-mounted or floor-mounted installation options, the MS-A2 is suitable for balconies, courtyards, garages, and other residential energy storage applications.