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Flexible Power and Capacity Configuration
for Diverse C&I Energy Storage Applications
Felicitysolar modular lithium ion battery energy storage system adopts a flexible architecture combining compatible hybrid inverters and high-voltage battery modules, providing scalable and reliable energy storage solutions for commercial and industrial applications.
With a modular design, the system enables independent configuration of power output and energy capacity. Users can select suitable inverter power ratings and battery capacities according to different load requirements, backup duration, and energy management goals. This flexible modular solar battery solution allows multiple power levels and capacity combinations to meet various C&I energy storage scenarios.
From small and medium-sized commercial buildings and factories to large-scale industrial facilities and microgrid projects, Felicitysolar modular C&I ESS delivers optimized energy storage solutions with flexible configuration, easy expansion, and reliable performance.
Felicitysolar Modular C&I Energy Storage Product Series
Felicitysolar modular C&I energy storage system combines hybrid inverters with high-voltage battery modules, enabling flexible power and capacity configuration for diverse commercial and industrial applications. Based on a modular architecture, the system integrates advanced modular lithium ion battery technology and intelligent power conversion to allow users to customize system power and storage capacity according to different project requirements.
IVGM Series Hybrid Inverter
Felicitysolar IVGM Series hybrid inverter is designed for commercial and industrial energy storage applications, integrating PV generation, battery storage, grid connection, generator input, and backup power management into one intelligent energy conversion solution. With multiple power ratings and flexible system configurations, the series enables users to select the appropriate inverter capacity based on different application requirements.
Supporting high voltage battery integration, parallel expansion, and multiple operating modes, the IVGM Series hybrid inverter can be combined with different battery capacities to build a customized modular C&I energy storage system. Its intelligent energy management features and reliable performance make it suitable for factories, supermarkets, hotels, microgrids, and other commercial and industrial applications.
FLH Series High Voltage Lithium Battery
Felicitysolar FLH Series high voltage lithium battery is designed as a scalable energy storage solution for commercial and industrial applications. Based on a modular lithium ion battery architecture, the system allows flexible capacity expansion through battery module combinations, enabling users to configure storage capacity according to project requirements and energy consumption needs.
Featuring safe and reliable lithium iron phosphate (LiFePO4) battery technology, an intelligent battery management system (BMS), and advanced protection design, the FLH Series provides long-lasting and stable energy storage performance. As a modular solar battery solution, it can work seamlessly with Felicitysolar hybrid inverters to create a flexible, expandable, and efficient modular energy storage system for various C&I applications.
Felicitysolar Modular ESS advantage and Uses
Product Advantages
Felicitysolar modular C&I energy storage system features a flexible split architecture combining hybrid inverters with high-voltage battery modules. With independent power and capacity configuration, the system integrates advanced modular lithium ion battery technology to deliver customized energy storage solutions for different commercial and industrial applications. Its modular design ensures easy expansion, high efficiency, and reliable long-term operation.
Flexible selection of inverter power ratings and battery capacities to match different load requirements and backup duration.
Easy system expansion through additional battery modules, adapting to changing energy demands throughout the project lifecycle.
Improved charging and discharging efficiency with reduced energy losses and enhanced system stability.
Supports peak shaving, solar energy storage, backup power, off-grid solutions, and intelligent energy management.
Felicitysolar modular C&I energy storage system supports diverse commercial and industrial applications with flexible power and capacity configuration, providing reliable energy storage, backup power, and energy cost optimization.
Supports stable power supply, peak shaving, and energy management for production facilities with high electricity demand.
Helps reduce energy costs and improve power reliability for offices, hotels, supermarkets, and commercial facilities.
Provides flexible energy storage solutions to support continuous operations and optimize electricity usage.
Enables scalable energy storage deployment for large-scale energy management and distributed power systems.
Delivers reliable renewable energy storage with modular solar battery solutions for areas with limited grid access and independent power requirements.
Application Scenarios

Typical System Configurations
Felicitysolar provides flexible system configurations by combining different power ratings of hybrid inverters with high voltage battery modules. These configurations enable precise matching of the modular C&I energy storage system with different load characteristics, backup requirements, and energy management needs.
| System Configuration | Project Characteristics | Typical Applications |
|---|---|---|
| 50kW Hybrid Inverter + FLH48314UG1 | Designed for small and medium-sized projects with moderate power demand, requiring longer backup duration or larger energy storage capacity. | Small and medium-sized factories, hotels, supermarkets, office buildings, clinics, farms, small warehouses, cold storage facilities, and remote off-grid projects. |
| 125kW Hybrid Inverter + FLH48314UG1 | Designed for projects with higher power demand and multiple devices operating simultaneously, requiring stronger load support capability and higher power reliability. | Manufacturing plants, large warehouses, logistics centers, commercial complexes, schools, hospitals, industrial parks, and large-scale microgrid projects. |
Why Choose Felicitysolar
Felicitysolar has earned trust globally by focusing on both innovation and service. Every rack mount lithium battery and modular solar battery system is tested to international standards. We also support customization, giving clients the flexibility to match storage solutions with their exact project requirements. With strong after-sales support and years of experience in renewable energy, Felicitysolar delivers not only products, but we and inspire confidence in clean power.
FAQ
Q1: What is a modular solar battery?
It’s a scalable storage system where additional units can be added to increase capacity.
Q2: Can a rack mount lithium battery be used in homes?
Yes, our designs fit both residential and commercial projects.
Q3: How safe are these batteries?
Each unit includes protections against overcharging, short circuits, and overheating.
Q4: Can I expand my storage system later?
Yes, that’s the advantage of a modular solar battery system—it grows with your needs.
Q5: Does Felicitysolar offer installation support?
We provide detailed guides and global after-sales support to ensure proper setup.



