


3000W Modular Home Energy Storage System with Expandable LiFePO4 Battery for Off-Grid Solar Power
Short Description
A flexible and reliable home energy storage solution combining a 3000W inverter with expandable LiFePO4 battery modules. Designed for off-grid solar systems, backup power, and areas with unstable electricity supply, this modular battery storage system supports 1-4 battery modules connected in parallel, providing scalable energy capacity from 3.84kWh to 15.36kWh.
Product Overview Modular Home Energy Storage System for Reliable Off-Grid Power
The 3000W Modular Home Energy Storage System is an integrated solar power solution designed for residential energy storage, backup electricity, and off-grid applications.
The system combines a high-efficiency 3000W inverter with 12.8V 300Ah LiFePO4 battery modules. Unlike traditional fixed-capacity battery systems, this modular design allows users to expand storage capacity according to their electricity needs by connecting 1 to 4 battery units in parallel.
With flexible capacity options, long cycle life lithium battery technology, and easy installation, this energy storage system provides a practical power solution for homes, remote areas, and regions affected by frequent power outages.
1. Expandable Modular Battery Design
Different households have different energy requirements. This system adopts a modular battery structure, allowing flexible capacity expansion.
Users can connect:
- 1 battery module
- 2 battery modules
- 3 battery modules
- 4 battery modules
in parallel to increase total energy storage capacity.
Available Capacity:
- 1 Battery: 3.84kWh
- 2 Batteries: 7.68kWh
- 3 Batteries: 11.52kWh
- 4 Batteries: 15.36kWh
This flexible configuration helps customers choose the right system size based on their budget and power consumption.
2. Integrated 3000W Pure Sine Wave Inverter
The built-in 3000W inverter provides stable AC power output for household appliances and essential loads.
Suitable for powering:
- LED lighting
- TVs
- Fans
- Refrigerators
- Computers
- Communication equipment
- Small household appliances
The pure sine wave output ensures safe and stable operation of sensitive electronic devices.
3. Long-Life LiFePO4 Lithium Battery Technology
The system uses high-quality LiFePO4 battery technology, offering excellent safety, stability, and long service life compared with traditional lead-acid batteries.
Advantages:
- Higher safety performance
- Longer cycle life
- Better temperature resistance
- Lower maintenance requirements
- Stable energy output
The lithium battery design makes it suitable for daily household energy storage and backup power applications.
4. Designed for Off-Grid Solar Applications
This modular energy storage system is ideal for areas where electricity supply is unreliable or unavailable.
Typical applications include:
- Off-grid homes
- Rural residential power systems
- Solar backup systems
- Remote areas
- Emergency power supply
- Small household solar projects
For regions with frequent power interruptions, this system provides a reliable alternative power source.
5. Easy Installation & Flexible System Configuration
The modular structure simplifies transportation, installation, and maintenance.
Compared with large fixed battery cabinets, each battery module is easier to handle and install.
The system can be configured according to different energy requirements, making it suitable for:
- Individual households
- Solar installers
- Distributors
- Energy solution providers
| Parameter | Specification |
|---|---|
| Product Type | Modular Home Energy Storage System |
| Application | Off-Grid Solar / Home Backup Power |
| Inverter Power | 3000W |
| Battery Type | LiFePO4 Lithium Battery |
| Battery Voltage | 12.8V |
| Battery Capacity | 300Ah |
| Single Battery Energy | 3.84kWh |
| Battery Expansion | 1-4 Units Parallel Connection |
| Maximum Storage Capacity | 15.36kWh |
| Output Type | Pure Sine Wave AC Output |
| System Design | Modular Integrated Design |
| Warranty | 3 Years |
Flexible Energy Storage Configurations
| Battery Quantity | Total Capacity | Application |
|---|---|---|
| 1 Battery | 3.84kWh | Small home backup |
| 2 Batteries | 7.68kWh | Medium household power backup |
| 3 Batteries | 11.52kWh | Higher energy demand homes |
| 4 Batteries | 15.36kWh | Large off-grid household systems |
Application Scenarios
Home Backup Power
Provides reliable electricity during grid failures and power outages.
Off-Grid Solar Homes
Works with solar panels and MPPT controllers to create independent solar power systems.
Rural and Remote Areas
Ideal for areas with limited grid access and unstable electricity supply.
Africa Solar Energy Solutions
Designed for African residential energy needs, including:
- Frequent power outages
- Remote household electrification
- Solar backup projects
- Small solar installers and distributors
Factory Direct Supply
As a professional solar energy manufacturer, we provide:
- Competitive factory pricing
- Stable production capacity
- OEM customization support
- Technical support
- Reliable after-sales service
Quality Assurance
Each system is tested before delivery to ensure:
- Battery safety performance
- Inverter reliability
- System compatibility
- Stable operation
OEM & Wholesale Service
We support customized solutions for:
- Solar distributors
- Importers
- Local installers
- Energy solution companies
Available services:
- Product customization
- Logo customization
- Packaging customization
- Technical documentation support
Q1: How many batteries can be connected?
This system supports 1-4 LiFePO4 battery modules connected in parallel.
Q2: Can it work without the grid?
Yes. This system is designed for off-grid solar applications and backup power.
Q3: What is the maximum storage capacity?
With four 12.8V 300Ah battery modules, the total capacity reaches approximately 15.36kWh.
Q4: What appliances can it power?
It can support common household loads such as lights, refrigerators, TVs, fans, and other essential appliances.
Q5: What is the warranty period?
The complete system comes with a 3-year warranty.