Solar MD SS4160 16.0kWh 51.2V Advanced LiFePO4 Wall-Mount Battery
Overview of the Solar MD SS4160 16kWh Battery
The Solar MD SS4160 is a high-capacity low-voltage lithium iron phosphate (LiFePO4) battery designed for advanced residential and commercial energy storage systems. With a nominal voltage of 51.2V and a rated energy capacity of 16.0kWh, the SS4160 delivers high efficiency, strong continuous power capability, and long service life in a compact wall or floor-mounted enclosure.
What the Solar MD SS4160 Battery Is Designed to Do
The Solar MD SS4160 battery stores DC electrical energy and supplies it to compatible low-voltage inverter and energy management systems. It is designed to:
- Provide extended backup power during grid outages
- Support daily cycling in hybrid and off-grid systems
- Increase solar self-consumption in grid-tied installations
- Scale system capacity by connecting multiple batteries in parallel
What the Solar MD SS4160 Battery Is Not
This battery is a storage device 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 SS4160 is designed for 48V-class low-voltage battery systems.
- Nominal battery voltage: 51.2V
- Operational voltage range: 44.8V to 55.6V DC
- Low-voltage DC architecture compatible with hybrid and off-grid inverters
Battery Chemistry and Cell Technology
The SS4160 uses premium lithium iron phosphate (LiFePO4) cells manufactured by CATL. This chemistry provides:
- High thermal stability and excellent safety characteristics
- Stable discharge platform under continuous load
- Long cycle life under daily cycling conditions
Battery Management System and Energy Control
Each Solar MD SS4160 battery includes an in-house designed battery management system. The BMS provides:
- Precise cell voltage measurement
- Built-in temperature sensors
- Voltage management to prevent cell damage
- Cell balancing for extended lifespan
- State-of-charge calculation and control
Charge and Discharge Performance
Charge and Discharge Specifications
- Nominal power at 0.5C: 8.0kW
- Maximum charge and discharge current: 157A
- Charging efficiency: 99%
Scalability and Parallel Expansion
The Solar MD SS4160 features a modular architecture designed for system growth.
- Multiple batteries can be connected in parallel
- System capacity increases without changing system voltage
- Each battery maintains independent BMS control
Communication, Monitoring, and Control
The SS4160 integrates with Solar MD’s advanced energy management ecosystem.
- CANBUS and RS485 communication
- Integration with supported inverters and energy meters
- Compatibility with Solar MD Logger V2
- Remote monitoring via the mypower24 platform
Technical Specifications – Solar MD SS4160
- Battery chemistry: LiFePO4
- Cell manufacturer: CATL
- Rated energy capacity: 16.0kWh
- Nominal voltage: 51.2V
- Operational voltage range: 44.8V – 55.6V
- Cycle life: ≥7000 cycles at 25°C
- Charging efficiency: 99%
Physical Specifications and Installation
The Solar MD SS4160 supports both wall-mounted and floor-mounted installation.
- Installation type: Wall-mounted or floor-mounted
- Dimensions (W × D × H): 674 × 187 × 606 mm
- Weight: 118 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 SS4160 Battery
- Residential solar energy storage systems
- Hybrid and off-grid solar systems
- Residential and commercial UPS systems
- Scalable low-voltage battery banks
FAQ
Frequently Asked Questions
What inverter brands are compatible with the Solar MD SS4160 battery?
The Solar MD SS4160 supports CANBUS and RS485 communication and is designed to integrate with a wide range of inverter brands. Based on manufacturer documentation, it is compatible with inverter brands such as Deye, Sunsynk, Sungrow, GoodWe, SMA, Solis, ABB, Huawei, Victron Energy, Microcare, and Voltronic when configured with the correct communication settings and battery profiles.
How much power can the Solar MD SS4160 deliver?
The battery provides a nominal power output of 8.0kW at a 0.5C rate, with a maximum charge and discharge current of 157A, making it suitable for medium to larger residential and light commercial inverter systems.
Can multiple SS4160 batteries be connected together?
Yes. Multiple SS4160 batteries can be connected in parallel to increase total energy capacity and available discharge current while maintaining a 51.2V system voltage.
Is the Solar MD SS4160 suitable for daily cycling?
Yes. The battery is rated for at least 7000 cycles at 25°C and is designed for daily charge and discharge operation in solar and backup systems.
What monitoring options are available for this battery?
The battery integrates with the Solar MD Logger V2 device and the mypower24 platform, allowing real-time monitoring, system analytics, and remote management.
Is the SS4160 suitable for UPS applications?
Yes. The stable discharge platform and advanced BMS make the SS4160 suitable for residential and commercial UPS systems.
Can the battery be wall-mounted?
Yes. The SS4160 supports both wall-mounted and floor-mounted installation depending on site requirements.
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