Balcony solar storage system is a compact renewable energy solution designed for modern urban environments where space is limited. It combines photovoltaic panels, an inverter, and a battery storage unit to efficiently capture and store solar energy. The system allows users to generate electricity directly from sunlight, use it in real time, or save it for later consumption during nighttime or peak demand periods. It is especially suitable for apartment residents seeking energy independence without rooftop installation. By reducing reliance on the grid, it helps lower electricity costs and supports a more sustainable and environmentally friendly lifestyle in densely populated cities.
| Model NO. | BM1600 PRO |
|---|---|
| Nominal Output Power | 0.8kW |
| Nominal Output Current | 3.48A |
| Max. Output Power | 1.6kW |
| Max. Output Current | 6.96A |
| Nominal Output Voltage | 230V |
| Nominal Grid Frequency | 50Hz±5% |
| AC Input Charging | AC230V 1600W Max |
| Solar Input Charging | 3*PV18~108V/16A 1100Wp Max (3300Wp in total) |
| Inverter Efficiency | ≥90% |
| MPPT Efficiency | ≥97% |
| Battery Conversion Efficiency | ≥85% |
| Nominal Output Power | 1.6kW |
| Peak Output Current (1 second) | 6.96A |
| Nominal Output Voltage | 230V |
| Nominal Grid Frequency | 50Hz±2% |
| Total Voltage Harmonic Distortion | THDv < 3% |
| Interruption Time of Backup Switch | ≤10MS |
| Main Unit Capacity | No Battery |
| Battery Module Model | B2900 |
| Battery Module Capacity | 2880Wh |
| Number of Modules per Main Unit | 1~5PCS |
| Nominal Voltage of Battery Module | DC32V |
| Protection | Overvoltage/Undervoltage/Overcurrent/Overload/Short-Circuit/Overheating Protection; Insulation Monitoring; Residual Current Monitoring; Anti-islanding Protection; Type II DC/AC Surge Protection |
| Open Ecosystem Integration Support | Smart Meter, Smart Plug, Infrared Meter, Heat-pump Power Controller |
| Safety Protection Feature | Tibber Pulse infrared meter, Tibber dynamic electricity price direct acquisition, EverHome smart meter, HomeWizard P1 Meter |
| Dimensions (LWH) | Main Unit: 440305165mm / Battery Pack: 440305220mm |
| N.W. | Main Unit: ≈13.3kg / Battery Pack: ≈27.7kg |
| G.W. | Main Unit: ≈15.5kg / Battery Pack: ≈30kg |
| Storage Temperature Range | -40~70°C |
| Operating Temperature Range | -20°C~55°C |
| Relative Humidity Range | 0~60RH |
| Max. Operating Altitude | 4000m, derating from 2000m |
| Cooling | Natural Cooling |
| Standby Power Consumption | ≤16W |
| Ingress Protection Rating | IP65 |
| Display | LED+APP |
| Communication | WiFi/BT/Ethernet, CAN |
| Standard Compliance | IEC/EN62109-1; IEC/EN61000-6-1~4 Class B; EN50549-1:2019, VDE4105:2018, OVE-E-8001-4-712, CEI 0-21 |
If you would like to explore the full capabilities of our Balcony Solar Storage System, understand how it enhances energy efficiency in compact urban living spaces, or discuss a customized solution tailored to your apartment or project requirements, please feel free to contact our team for detailed information and professional support.
The balcony solar storage system is developed specifically for households that want to significantly reduce electricity expenses through intelligent energy management rather than complete off-grid independence, making it highly suitable for regions where electricity prices vary throughout the day based on peak and off-peak demand cycles, allowing users to strategically store and consume energy in a cost-efficient way.

The system integrates a high-efficiency hybrid inverter platform rated between 0.8kW and 1.6kW output capacity, combined with modular lithium battery storage units providing 2880Wh per module, designed to optimize energy cycle efficiency and maximize return on investment over long-term usage rather than simply maximizing raw power output, which makes it ideal for financially driven energy planning strategies.
This system supports dual energy input modes including solar charging with a maximum capacity of 3300W across three PV strings and AC grid charging up to 1600W, enabling users to strategically charge batteries during low-cost electricity periods or high solar production hours, which significantly increases energy utilization efficiency and reduces dependence on expensive peak-hour electricity consumption.

The system achieves MPPT efficiency of up to 97 percent, inverter efficiency above 90 percent, and battery conversion efficiency of approximately 85 percent, ensuring that energy loss is minimized at every stage of conversion from generation to storage and final consumption, which directly improves the overall economic value of stored energy.
The entire system is built with IP65-rated protection combined with advanced safety mechanisms including overload protection, anti-islanding technology, insulation monitoring, and surge protection compliant with Type II AC/DC standards, ensuring stable and safe operation in residential environments over long periods of continuous use.
This system is best suited for households with high electricity bills, users living in regions with dynamic pricing models, families focused on long-term cost reduction, and energy-conscious users who want to actively manage and optimize their electricity consumption behavior.
The balcony solar storage system is designed as an intelligent residential energy platform that transforms household electricity usage into a controllable and optimizable cost structure through advanced energy storage and distribution strategies.

The system consists of a hybrid inverter rated at 0.8kW nominal output with 1.6kW peak capability, paired with modular lithium battery storage units of 2880Wh each based on DC32V architecture, which can be expanded up to five modules depending on household energy requirements and consumption patterns.
The system automatically manages energy flow between solar generation, grid electricity, battery storage, and household loads, allowing users to store energy during low-cost periods and discharge it during peak pricing hours, which enables effective electricity cost arbitrage and long-term financial savings.

The system provides stable 230V AC output with less than 3 percent total harmonic distortion, ensuring safe compatibility with all household appliances, while its fast backup switching capability within 10 milliseconds guarantees uninterrupted operation during unexpected grid failures.
The compact 440×305×165mm structure combined with natural cooling design ensures silent operation without mechanical noise, while its low standby power consumption of 16W or less allows continuous operation with minimal energy waste.
Optimized for balcony and small-area installation, the system minimizes space usage while maintaining high energy output efficiency.
No complex wiring or structural changes required, allowing quick setup for apartments and urban residences.
Maximizes the use of locally generated solar power, reducing waste and improving overall energy efficiency.
Engineered for wide temperature operation and high humidity resistance, ensuring reliable output in diverse environments.
Designed with durable components and natural cooling, reducing the need for frequent servicing or technical maintenance.
Helps users reduce reliance on the grid by enabling decentralized power generation and localized energy usage.
The Balcony Solar Storage System is widely applied in urban residential apartments, rental homes, and compact living spaces where rooftop installation is not feasible. It enables residents to generate and store clean energy directly from balcony-mounted solar panels, making it ideal for reducing electricity costs and improving energy independence. The system is also suitable for small offices, studios, and eco-friendly housing projects that prioritize sustainable development. With its flexible and modular design, it adapts easily to different building structures and energy demands, providing a practical solution for decentralized renewable energy use in modern cities.
Ideal for urban apartment residents, the system enables clean energy generation directly from balconies without requiring rooftop access, helping reduce monthly electricity costs.
Designed specifically for limited spaces, it fits easily on balcony railings or walls, making it a practical solution for dense city environments.
Suitable for small shops, offices, and studios, it provides stable supplementary power to reduce reliance on the grid and improve energy efficiency.
In the event of power outages, the system ensures continuous electricity for essential loads, improving reliability and operational continuity.
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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Pete Whittle
1 Review
UK
We've installed Alpha systems for years with no failures. Easy setup and excellent technical support make Alpha our first choice.
Bart
1 Review
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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.
Francesco
1 Review
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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.
Powerhive
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voltalinkbattery systems perform reliably in tough African conditions, and their responsive, committed team has been a true long-term partner.
Philip O'Neill
1 Review
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The system works exceptionally well and has already delivered meaningful savings. The entire installation process was smooth and professional.
Marina Van den Eynde
1 Review
NL
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.