Description

SRNE 16.07 kWh 51.2 V 314 Ah LiFePO₄ Energy Storage Battery

The SRNE 16.07 kWh 51.2 V 314 Ah LiFePO₄ Energy Storage Unit is a high-capacity lithium iron phosphate battery designed for residential, commercial and backup solar energy applications. It provides reliable energy storage for solar PV systems, allowing excess solar energy generated during the day to be stored and used during the evening, at night or whenever grid power is unavailable.

The battery uses LiFePO₄ (Lithium Iron Phosphate) chemistry, which is well suited to solar energy storage because of its safety characteristics, long cycle life and ability to withstand frequent charge and discharge operation.

With a nominal voltage of 51.2 V, a rated capacity of 314 Ah and approximately 16.07 kWh of rated energy, the unit provides a substantial energy reserve while remaining compatible with 48 V-class hybrid and off-grid solar inverter systems designed for 51.2 V lithium batteries.

Key Specifications

Specification	SRNE 16.07 kWh Battery
Manufacturer	SRNE
Battery Chemistry	LiFePO₄ / LFP
Nominal Voltage	51.2 V
Rated Capacity	314 Ah
Rated Energy	16.07 kWh
Battery Type	Lithium Iron Phosphate
Maximum Charging Voltage	57.6 V
Voltage Range	Approximately 44.8–57.6 VDC
Maximum Charge/Discharge Current	Up to 200 A, depending on model/version
Maximum Charge/Discharge Power	Up to approximately 10.24 kW
Cycle Life	Up to 8,000 cycles for the current SF-Pro 16.07 kWh version
Parallel Expansion	Up to 32 units for the current SF-Pro version
Communication	Battery/inverter communication supported
Battery Management	Integrated intelligent BMS
Battery Technology	LiFePO₄ cylindrical/prismatic-cell architecture depending on series
Application	Residential, commercial, backup and solar energy storage

SRNE’s current product information lists the SR-SF16B-Pro at 51.2 V, 314 Ah and 16.07 kWh, with 8,000-cycle life and up to 32 units in parallel. SRNE also lists an EOS 16.07 kWh 314 Ah model, so the exact model should be confirmed when preparing a quotation or technical submission.

1. High Energy Storage Capacity

The 314 Ah battery provides approximately 16.07 kWh of stored energy. This makes it suitable for applications requiring extended backup periods or substantial daily solar-energy shifting.

For example, depending on the actual load:

• A 2 kW average load could theoretically be supported for several hours.
• A 5 kW average load could be supported for roughly 3 hours before accounting for inverter losses, battery reserve and other system limitations.
• A 1 kW essential-load circuit could potentially operate for a significantly longer period.

Actual backup time depends on load size, inverter efficiency, battery operating limits, temperature and the permitted depth of discharge.

2. LiFePO₄ Battery Chemistry

The battery uses Lithium Iron Phosphate (LiFePO₄/LFP) technology.

LiFePO₄ is widely used in solar energy storage because it offers:

• High thermal and chemical stability
• Long service life
• Good safety characteristics
• High usable energy capacity
• Excellent suitability for repeated daily cycling
• Lower maintenance requirements compared with conventional lead-acid batteries
• Stable performance over many charging and discharging cycles

3. Long Cycle Life

One of the major advantages of the SRNE lithium platform is its long cycle life.

The current SRNE SF-Pro 16.07 kWh model is specified at up to 8,000 cycles, while SRNE’s EOS 16.07 kWh model is specified at 6,000 cycles. Therefore, the exact cycle-life specification should be matched to the model supplied.

For a solar system that charges and discharges the battery regularly, this provides a significant advantage over traditional lead-acid storage technologies.

4. Intelligent Battery Management System — BMS

The battery incorporates an intelligent Battery Management System (BMS) designed to monitor and manage the battery during operation.

The BMS helps control important operating parameters such as:

• Cell voltage
• Battery voltage
• Charging current
• Discharging current
• Battery temperature
• Over-voltage protection
• Under-voltage protection
• Over-current protection
• Short-circuit protection
• Temperature protection
• Cell balancing

This helps improve battery safety, reliability and operating life.

5. High Power Capability

The 51.2 V 314 Ah configuration is designed to provide substantial charging and discharging capability.

SRNE documentation for the 16.07 kWh 314 Ah EOS model specifies up to 10.24 kW maximum charge/discharge power, while the newer SF-Pro documentation lists a maximum current of 200 A.

This makes the battery suitable for systems with relatively high instantaneous loads when correctly paired with an appropriately sized inverter.

6. 51.2 V Low-Voltage Architecture

The battery operates at a nominal 51.2 V, placing it within the common 48 V-class battery architecture used by many modern solar hybrid and off-grid inverters.

This makes it suitable for compatible:

• Single-phase hybrid inverters
• Three-phase low-voltage inverter systems
• Off-grid solar systems
• Backup power systems
• Residential energy storage systems
• Small and medium commercial installations

Proper inverter compatibility, communication protocol and maximum charge/discharge current must always be checked before installation.

7. Scalable Energy Storage

One of the important advantages of SRNE’s battery platform is scalability.

The current SF-Pro 16.07 kWh model supports up to 32 units in parallel, allowing the storage capacity to be expanded substantially as energy requirements increase.

For example:

1 × 16.07 kWh battery
≈ 16.07 kWh storage

2 × 16.07 kWh batteries
≈ 32.14 kWh storage

4 × 16.07 kWh batteries
≈ 64.28 kWh storage

This makes the platform suitable for applications where the required battery capacity may increase over time.

8. Solar Energy Storage and Load Shifting

The battery can store excess energy produced by solar panels during the day and make that energy available when solar production falls.

A typical operating cycle can be:

Morning → Solar PV supplies loads

Midday → Excess solar energy charges the battery

Evening → Battery supplies household/commercial loads

Night → Battery provides backup/energy supply

Next morning → Solar PV begins charging the battery again

This can increase solar self-consumption and reduce dependence on grid electricity.

9. Backup Power During Power Outages

When integrated with a compatible hybrid/off-grid inverter, the battery can serve as a backup energy source during grid interruptions.

It can support essential loads such as:

• Lighting
• Refrigerators and freezers
• TVs and entertainment equipment
• Computers and networking equipment
• CCTV and security systems
• Wi-Fi equipment
• Office equipment
• Water pumps, subject to inverter capacity
• Selected commercial equipment

The actual loads that can be supported depend on the inverter’s continuous and surge power ratings.

10. Suitable for Residential and Commercial Applications

The 16.07 kWh capacity makes the battery particularly useful for:

Residential applications

• Large homes
• Villas
• Estates
• Homes with high evening consumption
• Solar backup systems
• Off-grid homes
• Homes with electric cooking and other high-energy appliances

Commercial applications

• Offices
• Shops
• Restaurants
• Small businesses
• Clinics
• Schools
• Hospitality facilities
• Workshops
• Farms
• Telecom and security applications

For larger commercial installations, multiple batteries can be configured in parallel to achieve higher storage capacity.

11. Intelligent Communication

SRNE’s energy-storage batteries are designed to communicate with compatible inverters and energy-management systems.

Battery-to-inverter communication allows the system to exchange important information such as:

• State of charge (SOC)
• Battery voltage
• Charging current
• Discharging current
• Battery temperature
• Battery alarms
• Protection status
• Operating status

This allows the inverter to manage the battery more intelligently than a simple voltage-based battery system.

12. Monitoring and User Convenience

Depending on the specific SRNE battery model, the system may support intelligent monitoring features such as Wi-Fi/Bluetooth connectivity, LCD monitoring and mobile-app access.

SRNE’s EOS 16.07 kWh product page specifically lists Wi-Fi and Bluetooth monitoring and an LCD display for real-time data.

This can allow the user or technician to monitor important battery parameters and identify operating conditions or faults.

13. Low Maintenance

Unlike conventional lead-acid batteries, LiFePO₄ batteries do not require regular electrolyte topping-up or routine watering.

The integrated BMS handles battery protection and monitoring, while the lithium chemistry provides stable operation with comparatively low maintenance requirements.

14. Recommended Installation

The battery should be installed by a qualified solar technician and connected to an inverter that is specifically compatible with its voltage, current and communication requirements.

SRNE documentation recommends installation in a dry, well-ventilated environment, away from water sources and fire sources, on a firm and level supporting surface.

Correct installation should include:

• Proper DC cable sizing
• Correct battery isolation/protection
• Correct polarity
• Appropriate fusing/breaker protection
• Correct inverter communication cable
• Proper earthing where required by the system design
• Adequate ventilation and clearance
• Correct configuration of charging and discharging parameters

Major Advantages

✓ High 16.07 kWh Energy Capacity

Provides a substantial amount of stored energy from a single battery unit.

✓ 314 Ah Capacity

The high amp-hour capacity provides strong energy-storage capability for demanding solar applications.

✓ LiFePO₄ Technology

Provides excellent safety characteristics, long service life and suitability for frequent cycling.

✓ Long Cycle Life

The current SF-Pro 16.07 kWh model is rated for up to 8,000 cycles.

✓ 51.2 V Architecture

Designed for compatible 48 V-class solar inverter systems.

✓ High Discharge Capability

Suitable for applications requiring substantial battery power when correctly matched with the inverter.

✓ Expandable

Multiple units can be connected in parallel to increase total energy storage capacity.

✓ Intelligent BMS

Provides monitoring, protection and battery management.

✓ Solar Self-Consumption

Stores excess daytime solar energy for use later in the day or at night.

✓ Reliable Backup Power

Can provide backup energy during grid outages when integrated with a suitable hybrid inverter.

✓ Low Maintenance

Lithium technology eliminates routine electrolyte maintenance associated with lead-acid batteries.

Recommended System Applications

The SRNE 16.07 kWh 51.2 V 314 Ah LiFePO₄ battery is an excellent choice for:

Residential Solar Systems | Commercial Solar Systems | Hybrid Solar Systems | Off-Grid Solar Systems | Backup Power Systems | Energy Cost Reduction | Solar Self-Consumption | Small Commercial Energy Storage

Important Technical Note

For a quotation or technical proposal, I recommend describing the unit as:

“SRNE 16.07 kWh 51.2 V 314 Ah LiFePO₄ Lithium Energy Storage Battery”

rather than 16.7 kWh, because SRNE’s current official documentation identifies the 314 Ah / 51.2 V model as 16.07 kWh.

The exact model should also be stated—such as SR-SF16B-Pro or SR-EOS15B—because SRNE currently has more than one 314 Ah / 16.07 kWh product family, and their cycle-life, enclosure and other specifications differ.

 

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