Solar MD SS4083 8.3kWh 51.2V Advanced LiFePO4 Wall-Mount Battery
Overview of the Solar MD SS4083 8.3kWh Battery
The Solar MD SS4083 is an advanced low-voltage lithium iron phosphate (LiFePO4) battery designed for residential and commercial energy storage applications. With a nominal voltage of 51.2V and an energy capacity of 8.3kWh, this battery combines high efficiency, strong discharge capability, and advanced monitoring features in a compact wall or floor-mounted design.
What the Solar MD SS4083 Battery Is Designed to Do
The Solar MD SS4083 battery stores DC electrical energy and supplies it to a compatible low-voltage inverter or charger system. It is designed to:
- Provide reliable backup power during grid outages
- Support daily cycling in solar self-consumption systems
- Operate in off-grid, hybrid, and grid-tied applications
- Scale capacity by connecting multiple batteries in parallel
What the Solar MD SS4083 Battery Is Not
The SS4083 is a battery only and does not perform inverter functions. Specifically:
- It is not an inverter and cannot generate AC power
- It does not include MPPT charge controllers
- It does not connect directly to photovoltaic panels
- It must not be connected to high-voltage battery systems
System Type and Voltage Class
The Solar MD SS4083 is designed for 48V-class low-voltage battery systems. Electrical characteristics include:
- Nominal battery voltage: 51.2V
- Operational voltage range: 44.8V to 55.6V DC
- Low-voltage DC architecture for inverter compatibility
Battery Chemistry and Cell Technology
The battery uses lithium iron phosphate (LiFePO4) cells manufactured by CALB. This chemistry and cell selection provide:
- Excellent thermal stability and safety
- High energy density in a compact enclosure
- Stable discharge characteristics under load
Battery Management System and Energy Control
Each Solar MD battery includes its own in-house designed battery management system. The BMS provides:
- Precise cell voltage measurement
- Integrated temperature sensors with external sensor inputs
- Over-charge, over-discharge, and over-current protection
- Cell balancing to extend battery lifespan
- Accurate state-of-charge calculation and control
Charge and Discharge Performance
The Solar MD SS4083 battery is designed for high efficiency and strong power delivery within low-voltage systems.
Charge and Discharge Specifications
- Maximum charge and discharge current: 150A
- Nominal power at 0.7C: 7.5kW
- Charging efficiency: 99%
Scalability and Parallel Expansion
The SS4083 features a modular design that supports system expansion.
- Multiple batteries can be connected in parallel
- System capacity scales without changing system voltage
- Each battery maintains independent BMS control
Communication, Monitoring, and Control
The battery integrates with the Solar MD energy management ecosystem and external devices.
- CANBUS and RS485 communication
- Compatibility with supported inverters and energy meters
- Integration with Solar MD Logger V2 device
- Remote monitoring via the mypower24 management platform
Technical Specifications – Solar MD SS4083
- Battery chemistry: LiFePO4
- Cell manufacturer: CALB
- Rated energy capacity: 8.3kWh
- Nominal voltage: 51.2V
- Cycle life: ≥4000 cycles at 25°C
- Charging efficiency: 99%
Physical Specifications and Installation
The Solar MD SS4083 supports both wall-mounted and floor-mounted installation.
- Installation type: Wall-mounted or floor-mounted
- Dimensions (W × D × H): 389 × 186 × 631 mm
- Weight: 70 kg
Environmental and Compliance Specifications
- Operating temperature range: 0°C to 50°C
- Storage duration: 6 months at 25°C
- Safety and EMC compliance: CE, EN 55016, IEC 61000
- Cell certifications: IEC 62619, UN38.3, UN3480, UL 1642, UL 1973
Typical Applications for the Solar MD SS4083 Battery
- Residential solar energy storage
- Hybrid and off-grid solar systems
- Residential and commercial UPS systems
- Scalable low-voltage battery banks
FAQ
Frequently Asked Questions
What type of inverter systems work best with the Solar MD SS4083 battery?
The SS4083 is designed for low-voltage inverter systems used in off-grid, hybrid, and grid-tied installations. Inverter selection is typically based on expected continuous loads and system design rather than a fixed kW limit.
How much power can the SS4083 deliver?
The battery is rated for a nominal power output of 7.5kW at 0.7C, with a maximum charge and discharge current of 150A, making it suitable for medium residential and light commercial loads.
Can multiple Solar MD SS4083 batteries be connected together?
Yes. The modular design allows multiple batteries to be connected in parallel to increase total energy capacity and available discharge current.
Is the SS4083 suitable for daily cycling?
Yes. The battery is rated for at least 4000 cycles at 25°C and is designed for daily charge and discharge operation.
What monitoring and management options are available?
The battery integrates with Solar MD’s Logger V2 device and the mypower24 platform, allowing real-time monitoring, historical data analysis, and remote system management.
Which communication protocols does the battery support?
The SS4083 supports CANBUS and RS485 communication for inverter integration and system monitoring.
Is the Solar MD SS4083 suitable for UPS applications?
Yes. The battery is suitable for residential and commercial UPS systems due to its stable discharge platform and fast response characteristics.
Can the battery be wall-mounted?
Yes. The SS4083 supports both wall-mounted and floor-mounted installation depending on site requirements.
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