3.28 kWh Battery Module SMA HS-BM-3.28-10

The SMA HS-BM-3.28-10 battery module is part of the SMA Home Storage system, a solution designed to maximize solar energy utilization in residential installations. This module offers a usable energy capacity of 3.28 kWh and allows for scalable storage systems by connecting multiple modules.

Thanks to its modular architecture, the system can be easily expanded from 3.28 kWh up to 16.4 kWh according to the household’s energy needs. This flexibility optimizes solar self-consumption, stores surplus photovoltaic production, and increases energy independence.

Safe Technology and High Durability

The module incorporates lithium iron phosphate (LiFePO4) cells, a technology renowned for its high thermal stability, safety, and long lifespan. It is designed for intensive use with a service life of up to 8,000 charge and discharge cycles and comes with a warranty of up to 10 years upon product registration.

Its high battery efficiency of 94.5% allows you to make the most of stored energy, reducing losses and improving the overall efficiency of the home photovoltaic system.

Seamless Integration with SMA Home Energy Solution

The HS-BM-3.28-10 module is designed to integrate with the SMA Home Energy Solution and the manufacturer’s hybrid inverters, creating a complete energy ecosystem. It is compatible with various current and future energy solutions, including:

• Optimization of photovoltaic self-consumption
• Home energy management
• Dynamic electricity tariffs
• Participation in virtual power plants (VPP)
• Backup systems with manual start function

System communication is achieved via SMA battery interface and RJ45 connection, ensuring reliable integration with the brand’s energy management equipment.

Quick Installation and Compact Design

The SMA Home Storage system is designed for easy installation thanks to its plug & play concept and pre-wired cabling. The module can be wall-mounted or floor-mounted using the appropriate accessories, making it easy to integrate into different technical spaces.

Its compact and stackable design allows multiple modules to be combined without taking up too much space, easily adapting to homes with varying energy needs.

Technical Specifications of the HS-BM-3.28-10 Module

• Usable energy capacity: 3.28 kWh
• Nominal voltage: 96 V
• Operating voltage range: 90 – 108 V
• Maximum charge/discharge current: 36 A
• Battery technology: lithium iron phosphate (LiFePO4)
• Battery efficiency: 94.5%
• Nighttime self-consumption per module: 2 W
• DC connection: MC4
• Communication: SMA battery interface with RJ45 connection
• Reverse polarity protection and input disconnection

Physical Data and Operating Conditions

• Dimensions (width × height × depth): 610 × 483 × 214.6 mm
• Approximate weight: 38 kg
• Discharge operating temperature: -10 °C to +50 °C
• Charge operating temperature: 0 °C to +50 °C
• Protection rating: IP65 (suitable for outdoor use)
• Permissible humidity: 5% to 95%

Compatibility and Certifications

The module is designed to work with compatible SMA hybrid inverters within the manufacturer’s energy ecosystem, including series such as Sunny Boy Smart Energy (SB-SE) and Sunny Tripower Smart Energy (STP-SE).

• Certifications: CE, UN 38.3, IEC 62619, IEC 62477, VDE 2510-50
• Available accessories: base unit for floor installation HS-BU-10
• Optional communication cable for STP-SE inverters

The SMA HS-BM-3.28-10 is the foundation of the SMA Home Storage system, offering a flexible, safe, and future-ready solution to maximize the energy efficiency of residential photovoltaic installations.