

FLH 48100UG2
5.12kWh
100Ah
High Voltage
Rack-Mounting
10 Years Long Warranty
IP21 Protection Level
FLH48100UG2 features a battery management system independently developed by our team. When connected to a grid or photovoltaic system as the power source, the product can store energy by charging the battery. In the event of a power outage from the grid or photovoltaic system, the product independently supplies electricity to household loads. Additionally, multiple units can be connected in parallel to form a high-capacity, multi-module system, meeting long-term energy storage requirements.
• Multiple Protection: Built-in smart BMS, Breaker and Fuse.
• Flexible Installation: Depending on the number of modules, multiple types of multi-level racks are available for selection. The rack integrates grounding functionality, eliminating the need for additional grounding wire connections.
• Wide Compatibility: Compatible with leading inverter brands.
• High Scalability: The capacity of a single cluster can reach up to 87.04 kWh, and it can support up to 16 sub-clusters. The system can be expanded to nearly 1.4 MWh at its maximum.
• Flexible Configuration and upgrade: Upgrades and parameter confgurations can be performed via RS485, WiFi, Bluetooth, and USB.
• Efficient Balancing :Supports module-level voltage balancing, and allows the use of both new and old batteries automatically(Please contact the supplier for installation guidance).
• Wide Operating Temperature: Working from -20℃ to 55°℃ with great discharge performance and cycle life.
360˚ Digital Surrounding View, Visualize Internal Structure
Rotate the mouse to see/scroll to zoom in and out.
Product Features and Benefits Features and Benefits
FLH48100UG2 is a high-power energy storage product powered to provide long-duration and stable power. It is designed with safety, scalability, and simplicity of design in mind.storage in household, business, or industrial usage. As a rack mount lithium battery, it balances compact design with powerful performance, delivering reliable results across various applications.

Broad Compatibility

High Scalability

Ideal for Residential or Small-Scale Commercial Use

Safety and Reliability

Multi Protections

Technical Highlights






Model
FLH48100UG2
Operating Voltage
788.8-979.2V (17 batteries)
System Energy
87.04kWh
Scalability
Up to 17 units in parallel (87.04kWh)
Depth of Discharge(DOD)
≥90%
Cycle Life
≥6,000 Cycles
Communication
RS485 / CAN
Protection Level
IP21
Lithium Ion Deep Cycle Battery for Reliable Energy Storage
Discover the FLH48100UG2 rack mount lithium battery from Felicity Solar. High safety, long cycle life, and scalable lithium ion battery modules.
As the demand for effective storage and renewable energy increases day by day, choosing the right power backup solution is imperative. Felicity Solar lithium ion deep cycle battery is designed to meet energy needs in today’s world with improved security, performance, and versatility. The battery is made with cutting-edge technology that delivers stable performance in residential, business, and industrial contexts.
Application Scenarios Scenarios
The FLH48100UG2 is not limited to just one environment; its flexibility allows it to enter various applications:
The rack mount lithium batterycan be installed at home to store solar power by day and utilize the same by night, with continuous backup during power outages.
Office structures and shopping malls enjoy uninterruptible power supply, lower electricity bills, and backup for essential systems.
The battery with stable voltage and excellent protection can be used in communication base stations and server rooms.
There is a requirement for a reliable backup power supply in hospitals, and the lithium ion deep cycle batteryprovides unbroken equipment functioning in the event of grid failure.
Offers independence from unstable grid power for distant locations and industrial facilities.
The battery is ideal for compatibility with solar and wind installations to store excess renewable energy. Through lithium ion battery modules, customers have the ability to synchronize energy generation with usage and reduce grid reliance.
Company .
Felicitysolar, headquartered in Guangzhou, China, integrates R&D, manufacturing, sales, marketing, and logistics. As a leading supplier, it offers comprehensive off-grid and hybrid solar energy storage solutions, serving customers in over 150 countries through 46+ branches. In 2024, the company achieved nearly 100% revenue growth.
These qualities change Felicity Solar from being a manufacturer to becoming a worldwide partner in delivering solar and storage solutions that are dependable. Unprecedented growth, with nearly 100% revenue growth for 2024, is a testament to the company’s dominance in the renewable energy sector. With innovative lithium ion battery modules and reliable lithium ion deep cycle battery solutions, Felicity Solar continues to lead the way in global renewable energy integration.
Request a . Estimate
Email Us
sales@felicitysolar.com
Call Us
0086-20-36719108
- Over 18 years of unrelenting innovation and field-tested know-how.
- Pool of 1,200+ global professionals.
- 200+ R&D engineers leading product innovation.
- 10%+ yearly investment in new technology and innovation.
- 100+ patented technologies in the portfolio.
- High-tech 65,000+ m² headquarter and factory facilitating mass production.
- Global presence with 46+ international branches and customers in 150+ countries and territories.