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The Hoymiles HiBattery HB-1920-AC-SV is the new storage solution for balcony power plants in 2025. Compared to the MicroStorage MS-A2, it offers higher efficiency, enhanced security protection, smart meter integration and flexible power adjustment up to 2000 VA.
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- updated: July 18, 2026
- Suitable for: Readers who are looking for information about “Hoymiles HiBattery 1920 AC vs. MS-A2” or preparing a decision.
- Limits: Availability, pricing, firmware, compatibility, and regional specifications are subject to change.
- Database: Manufacturer specifications and the technical information mentioned in the article. Check the current manufacturer's documentation before purchasing and installing.
1. Introduction
balcony power plants Electricity storage systems have become an integral part of modern energy supply. However, to use the generated electricity efficiently, suitable storage is needed. Hoymiles presents the... HiBattery HB-1920-AC-SV a new model that impresses with increased safety, improved efficiency and intelligent control. In comparison, the proven MicroStorage MS-A2 A solid solution for beginners. This article highlights the key differences, technical advantages, and target audiences of both systems.
2. The new Hoymiles HiBattery HB-1920-AC-SV
The Hoymiles HiBattery HB-1920-AC-SV is a compact 1,92 kWh micro storage with modern LiFePO₄ technology and AC coupling, which can be operated via any Schuko socket. The plug-and-play system offers a high Efficiency of up to 96,5%, integrated security features such as fire extinguishing system and pressure relief valves as well as a Self-heating function for winter operation.

Thanks to compatibility with Smart meters and S-Miles Home App The system automatically controls charging and discharging processes – ideal for self-consumption and TOU tariffs. The low-noise, fanless design and IP66 protection rating make the storage system versatile, even for outdoor use.
3. The Hoymiles MicroStorage MS-A2
The Hoymiles MicroStorage MS-A2 is an expandable plug-and-play solution with 2,24 kWh capacity that can be converted into a Dual system with 4,48 kWh It also operates AC-coupled, requires no installation, and is therefore particularly suitable for rental properties. With firmware 2.0, it offers Smart home compatibility with Home Assistant and EcoTracker, as well as integrated battery heating. Its extremely low power consumption of just 0,7 W in standby mode makes it particularly efficient.
Suitable system at Mini Power
The product selection was compared with the currently published Mini Power range.

4. Comparison: HiBattery HB-1920-AC-SV vs. MicroStorage MS-A2
| feature | HiBattery HB-1920-AC-SV | MicroStorage MS-A2 |
|---|---|---|
| capacity | 1,92 kWh | 2,24 kWh (expandable to 4,48 kWh) |
| Offering | 1000 VA (adjustable up to 2000 VA) | 800 VA |
| Efficiency | up to 87% | up to 85% |
| Controller | Smart Meter + S-Miles App | Home Assistant / EcoTracker |
| Safety | Fire extinguishing system, pressure relief valves, IP66 | IP65, battery heating |
| noise | < 17 dB(A), fanless | <20 dB (A) |
| Installation | Wall or floor mounting | Directly to the socket |
| target audience | Homeowners, tech-savvy | Tenants, beginners |
| Guarantee | 10 years | 10 years |

5. Fazit
The new Hoymiles HiBattery HB-1920-AC-SV It's more than just a successor – it's a technological leap forward. With improved efficiency, a comprehensive safety concept, and smart controls, it sets new standards for microstorage 2025. For those seeking maximum efficiency and control in the long term, the HB-1920-AC-SV offers a professional solution. MicroStorage MS-A2 remains a practical option for renters and beginners who prefer easy installation and smart home integration.
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STORAGE FINDER & COMPARISON
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- 800 VA separately
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