Stackable Energy Storage System

2.4kW hybrid inverter 4000Wp PV input MPPT 97% efficiency | 2400Wh battery module

Key Information

  • Stackable Energy Storage System offers adaptable capacity expansion and efficient energy management for compact and distributed power setups. It supports flexible configuration to meet changing electricity demands while maintaining stable and reliable performance in modern energy environments.
  • Feature:

  • High-density 4000Wp solar input capability enabling strong renewable energy harvesting performance
  • Advanced MPPT control achieving up to 97% conversion efficiency for optimized power utilization
  • Rapid switching design supporting ≤10ms transition for continuous load operation stability
  • Flexible multi-unit architecture allowing 1–5 module capacity configuration for scalable deployment
  • Enhanced system protection framework covering electrical faults, insulation monitoring, and surge resilience

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stackable energy storage system
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Product Introduction

Stackable Energy Storage System is designed to provide flexible and scalable power storage for modern energy applications. It allows users to combine multiple battery units to increase overall capacity based on specific energy requirements. This modular structure makes it suitable for both residential and small commercial environments where energy demand may vary over time. Stackable Energy Storage System improves energy utilization efficiency by enabling better load management and optimized power distribution. It is compatible with renewable energy sources such as solar systems, supporting sustainable energy usage and reducing reliance on traditional grid electricity in a wide range of installation scenarios

Parameter Table :

Model NO.BM2400 PRO
Nominal Output Power0.8kW
Nominal Output Current3.48A
Max. Output Power2.4kW
Max. Output Current10.43A
Nominal Output Voltage230V
Nominal Grid Frequency50Hz±5%
AC Input ChargingAC230V 2400W Max
Solar Input Charging4*PV18~108V/16A 1000Wp Max (4000Wp in total)
Inverter Efficiency≥90%
MPPT Efficiency≥97%
Battery Conversion Efficiency≥85%
Nominal Output Power2.4kW
Peak Output Current (1 second)10.43A
Nominal Output Voltage230V
Nominal Grid Frequency50Hz±2%
Total Voltage Harmonic DistortionTHDv < 3%
Interruption Time of Backup Switch≤10MS
Main Unit CapacityNo Battery
Battery Module ModelB2400
Battery Module Capacity2400Wh
Number of Modules per Main Unit1~5PCS
Nominal Voltage of Battery ModuleDC48V
ProtectionOvervoltage/Undervoltage/Overcurrent/Overload/Short-Circuit/Overheating Protection; Insulation Monitoring; Residual Current Monitoring; Anti-islanding Protection; Type II DC/AC Surge Protection
Open Ecosystem Integration SupportSmart Meter, Smart Plug, Infrared Meter, Heat-pump Power Controller
Safety Protection FeatureTibber Pulse infrared meter, Tibber dynamic electricity price direct acquisition, EverHome smart meter, HomeWizard P1 Meter
General Datasame as BM1600 PRO


If you would like to explore the full capabilities of our Stackable Energy Storage System, understand how it enhances energy efficiency in scalable power applications, or discuss a customized solution tailored to your project or installation needs, please feel free to contact our team for detailed information and professional support.

Why Choose Us

Stackable Energy Storage System Designed for Scalable Residential Power Expansion

The stackable energy storage system is engineered for users who require a flexible and expandable home energy solution that can grow alongside increasing electricity demand, making it ideal for modern households, small commercial users, and smart energy adopters who want long-term control over their power consumption. Unlike fixed-capacity battery systems that require full replacement once storage becomes insufficient, this system adopts a fully modular architecture based on 2400Wh DC48V lithium battery modules, allowing users to expand from one unit up to five modules depending on their energy requirements and usage behavior.

residential energy system

High-Performance Hybrid Energy Architecture

At the core of the system is the BM2400 PRO hybrid inverter platform, which delivers 0.8kW nominal output and up to 2.4kW maximum power, ensuring stable support for essential household loads while maintaining high conversion efficiency above 90 percent. The system also supports a significantly enhanced photovoltaic input configuration of up to 4000W through four MPPT channels operating within an 18–108V range, enabling efficient energy harvesting even under complex shading conditions or multi-directional solar installations.

The DC48V battery architecture improves energy transmission stability and reduces current loss during charging and discharging cycles, while the advanced battery management system ensures precise voltage balancing across all connected modules, extending overall system lifespan and maintaining consistent performance over long-term use.

modular power system

Industrial-Grade Protection and Smart Integration

The system is equipped with a full suite of electrical protection mechanisms including overvoltage, undervoltage, overcurrent, overload, short-circuit, overheating protection, insulation monitoring, residual current detection, anti-islanding protection, and Type II AC/DC surge protection, ensuring safe operation in both residential and semi-commercial environments.

It also integrates seamlessly with smart energy ecosystems such as Tibber Pulse, EverHome, HomeWizard P1, smart meters, smart plugs, infrared meters, and heat pump controllers, enabling real-time energy tracking, dynamic electricity pricing response, and automated energy optimization.

Ideal Application Scenarios

This system is ideal for users who want a scalable energy infrastructure that evolves with their household, including urban families, energy-conscious homeowners, and users planning gradual transition toward semi-independent energy systems.

Modular Stackable Energy Storage Platform for Smart Homes

The stackable energy storage system is a compact yet highly expandable residential energy platform designed to integrate solar generation, grid interaction, and battery storage into a unified modular structure that supports long-term energy scalability.

energy storage solution

System Configuration and Expansion Capability

The system is based on the BM2400 PRO inverter unit, which provides 0.8kW nominal output and up to 2.4kW peak output, paired with B2400 lithium battery modules rated at 2400Wh each. The DC48V architecture ensures stable voltage management and efficient energy transfer between modules, while allowing users to scale storage capacity from 2.4kWh to 12kWh depending on installation configuration.

High-Capacity Solar Input System

The system supports up to 4000W solar input through four independent MPPT channels operating between 18V and 108V, enabling optimized solar harvesting across multiple panel orientations and installation conditions, significantly improving energy yield in real-world environments.

off grid energy system

Backup Performance and Power Stability

The system provides fast backup switching within 10 milliseconds, ensuring uninterrupted operation during grid failures, while delivering stable 230V AC output with total harmonic distortion below 3 percent, making it compatible with sensitive electronics and household appliances.

FAQ:

1. What is a Stackable Energy Storage System?
It is a modular energy solution that allows multiple battery units to be connected together to increase total storage capacity.

2. Can the system capacity be expanded later?
Yes, additional modules can be added to increase energy storage as demand grows.

3. Is it suitable for renewable energy systems?
Yes, it can be integrated with solar or other renewable energy sources for improved energy utilization.

4. Where can it be installed?
It is suitable for residential, commercial, and small industrial environments depending on configuration requirements.

5. Does it support backup power during outages?
Yes, it can provide stored energy as backup power when the main grid is unavailable.

Expandable Capacity Design

The Stackable Energy Storage System allows users to increase storage capacity by adding additional units based on energy demand.

Flexible Deployment Options

It can be configured in different installation environments, supporting both small-scale and larger energy setups.

Improved Energy Utilization Efficiency

Helps optimize how stored energy is distributed and consumed across connected loads.

Stable Electrical Performance

Maintains consistent output behavior under varying load conditions for reliable daily operation.

Simplified System Integration

Designed for easier connection with external power equipment and renewable energy sources.

Future-Ready Energy Structure

Supports evolving energy needs by allowing gradual system scaling without replacing existing units.

Application

The Stackable Energy Storage System is widely used in residential energy setups, small commercial facilities, and distributed power environments where flexible capacity adjustment is required. It is suitable for apartments, villas, retail shops, and office spaces that need reliable energy support and scalable storage capability. The system is also applied in renewable energy integration projects, enabling better utilization of solar or hybrid power sources. With its modular structure, it adapts to different installation conditions and supports evolving electricity demands, making it an effective solution for modern decentralized energy management scenarios.

renewable energy system

Residential Apartments

Ideal for urban apartment residents, the system enables clean energy generation directly from balconies without requiring rooftop access, helping reduce monthly electricity costs.

lithium battery storage

Urban Balcony Installations

Designed specifically for limited spaces, it fits easily on balcony railings or walls, making it a practical solution for dense city environments.

home energy storage

Small Commercial Use

Suitable for small shops, offices, and studios, it provides stable supplementary power to reduce reliance on the grid and improve energy efficiency.

solar battery pack

Backup Power Supply Scenarios

In the event of power outages, the system ensures continuous electricity for essential loads, improving reliability and operational continuity.

off grid balcony solar

Sustainable Living Projects

Widely used in eco-friendly housing and green building initiatives, it supports carbon reduction goals and promotes decentralized renewable energy adoption.

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    UK

    Pete Whittle

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    Reliable Performance and Exceptional Technical Support

    We've installed Alpha systems for years with no failures. Easy setup and excellent technical support make Alpha our first choice.


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    Bart

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    Smooth Installation and Clear, Insightful Monitoring

    A very professional and friendly installer. Everything was clearly explained, and the battery works flawlessly. The smooth Jabba integration gives me clear insight and confidence in my energy savings.

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    Francesco

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    Simple Setup and Excellent First Experience

    Great satisfaction with my first use of voltalinkbattery inverters. I used voltalinkbattery hybrid inverters with their storage system for the first time and was pleasantly surprised by how easy it was to set them up and activate the monitoring.

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    Trusted Partner Delivering Reliability in African Conditions

    voltalinkbattery systems perform reliably in tough African conditions, and their responsive, committed team has been a true long-term partner.

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    Philip O'Neill

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    Outstanding Performance and Seamless Installation Experience

    The system works exceptionally well and has already delivered meaningful savings. The entire installation process was smooth and professional.

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    Marina Van den Eynde

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    Clear Monitoring and Smooth Everyday Performance

    The battery works very well. The app is also easy to use and very clear. You can immediately see how much battery percentage is left, how many watts your solar panels are generating, and how much you are taking from the grid. I am very satisfied with it.

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