The Lithium Valley W15-5A 14.336kWh Wall Mounted LiFePO4 Battery is a premium high-capacity energy storage solution designed for large residential, commercial, and industrial solar systems. With a powerful 51.2V 280Ah configuration, it delivers extended backup power and superior energy storage for high-demand applications.
Built with advanced LiFePO4 (Lithium Iron Phosphate) technology, this battery ensures enhanced safety, long lifespan, and consistent performance compared to traditional battery systems. Its wall-mounted design provides a space-saving and modern installation solution.
With over 8000 charge cycles and a 10-year warranty, this battery is ideal for long-term, reliable solar energy storage and backup systems.
System Design & Configuration
Energy Storage System
Engineered for solar energy storage, hybrid systems, and backup applications to ensure continuous and stable power supply.
Battery Capacity
Provides 14.336kWh capacity (51.2V, 280Ah), ideal for large energy demands and extended backup duration.
LiFePO4 Technology
Ensures maximum safety, deep discharge capability, and extended operational lifespan.
Wall Mounted Design
Compact and durable wall-mounted structure for efficient space utilization.
Scalability
Supports parallel connection for expanding storage capacity in larger systems.
Technical Specifications
Specification
Details
Brand
Lithium Valley
Model
W15-5A
Style
W16-lite
Battery Type
LiFePO4 (Lithium Iron Phosphate)
Capacity
14.336kWh
Voltage
51.2V
Capacity (Ah)
280Ah
Mounting Type
Wall Mounted
Cycle Life
>8000 cycles
Warranty
10 Years
Expandable
Yes (parallel support)
Key Features
Ultra high-capacity 14.336kWh energy storage
51.2V 280Ah lithium battery system
Long lifespan with 8000+ cycles
Wall-mounted, space-saving design
Safe and stable LiFePO4 technology
High efficiency and fast charging
Compatible with most hybrid inverters
Built-in Battery Management System (BMS)
Reliable performance for large solar systems
10-year manufacturer warranty
Applications
Large residential solar systems
Commercial and industrial backup systems
Hybrid solar installations
Off-grid solar systems
Energy storage for high-load inverters
Data centers and critical systems
Installation Guidelines
Mount securely on a strong indoor wall
Ensure proper ventilation and cooling
Use compatible 48V/51.2V inverter systems
Follow correct wiring and polarity
Install by a qualified technician
Ensure proper grounding for safety
Maintenance & Operation
Keep the battery clean and dry
Monitor system performance via inverter/BMS
Avoid extreme temperatures
Inspect wiring connections regularly
Do not exceed recommended charge/discharge limits
Follow manufacturer maintenance schedule
Best Practices
Recommended
Use with high-capacity hybrid inverters
Install in a cool, dry environment
Expand capacity through parallel connection if needed
Use professional installation
Regularly monitor battery performance
Avoid
Overcharging or deep discharging beyond limits
Exposure to moisture or direct sunlight
Poor or loose electrical connections
Mixing with incompatible battery types
Ignoring system alerts
Compatibility
Compatible with:
48V / 51.2V hybrid inverters
Solar PV systems
Off-grid and hybrid solar setups
Energy storage systems
Lithium-compatible charge controllers
Performance Overview
Usage Level
Performance
Light Load
Very long backup duration
Medium Load
Stable and efficient
Heavy Load
Strong and reliable output
Continuous Use
Excellent long-term durability
Frequently Asked Questions
Is this battery suitable for large homes or businesses? Yes, it is ideal for high energy demand homes, businesses, and industrial setups.
How long does the battery last? It offers over 8000 cycles with a 10-year warranty.
Can it be expanded? Yes, multiple units can be connected in parallel.
Is it compatible with hybrid inverters? Yes, it works with most 48V/51.2V hybrid inverters.
Is it safe? Yes, LiFePO4 technology ensures maximum safety and stability.
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