Solar Lithium Battery System 20kwh High Voltage Stackable LiFePO4 Energy Storage Battery for Home Applications

• Customization: Available
• Nominal Voltage: 102.4V
• Warranty: Yes
• Model NO.: SMP-FU001-4
• Nominal Capacity: 20kWh
• Cycle Life: 6000 Cycles
• Weight (Kg): 222kg
• Single Module Capacity: 5.12kwh
• Working Voltage: 345.6 ~ 460.8V
• Working Temperature: 0 ~ 55℃
• Storage Temperature: -20 ~ 55℃
• IP Rating: IP54
• Max Power: 15000W
• Max Voltage: 1000VDC
• MPPT Voltage Range: 200 ~ 850VDC
• Max Input Current/Per String: 13A/13A
• Transport Package: Carton
• Specification: 700*235*307mm
• Trademark: Solarasia
• Origin: China
• Production Capacity: 1000PCS/Day
• Package Size: 79.00cm * 33.00cm * 41.00cm
• Package Gross Weight: 222.000kg

Product Description

20.48kWh High Voltage LiFePO4 Stackable Battery

The Solarasia High Voltage All-in-One Energy Storage System is an integrated residential and light commercial energy storage solution combining a high-voltage LiFePO4 battery system with a powerful 10kW hybrid inverter.
 
Designed for maximum efficiency, safety and easy installation, the system supports solar PV charging, grid interaction and backup power supply in one compact unit. With a total storage capacity of 20.48kWh and a 10kW output, it is ideal for homes, villas, farms, offices and small commercial energy storage applications.
 
Whether used for self-consumption, peak shaving, backup power or off-grid applications, this system provides reliable and intelligent energy management while reducing electricity costs.

High Voltage LiFePO4 Battery Technology
Built with premium LiFePO4 battery cells, the system offers excellent safety, long cycle life and stable performance. High-voltage architecture reduces current loss and improves overall charging and discharging efficiency.

 
Integrated All-in-One Design
The battery system and hybrid inverter are perfectly integrated into one cabinet.

Faster installation
Less wiring
Compact footprint
Cleaner appearance
Lower installation cost
Perfect for installers and EPC contractors.

 
Large Energy Storage Capacity
Rated Energy: 20.48kWh
Nominal Voltage: 409.6V
Working Voltage: 345.6V–460.8V
Enough power for residential loads, lighting, appliances, HVAC systems and emergency backup.

 
Powerful 10kW Hybrid Inverter
Integrated inverter specifications:

Rated Output Power: 10kW
AC Output: 380V / 400V
Frequency: 50Hz / 60Hz
Supports both grid-tied and off-grid operation
Suitable for three-phase residential and commercial applications.

 
High PV Input Capacity
Designed for modern solar systems.

Max PV Power: 15,000W
Max PV Voltage: 1000VDC
MPPT Voltage Range: 200–850VDC
Dual MPPT Design
Maximum Solar Energy Harvest
Ideal for large rooftop PV installations.

 
Intelligent Battery Management System (BMS)
Advanced BMS continuously monitors:

Cell Voltage
Current
Temperature
Charging Status
Discharging Status
Providing comprehensive protection against:

Overcharge
Over-discharge
Over-current
Short Circuit
High Temperature
Low Temperature
Ensuring maximum battery lifespan and operational safety.

 
Smart Communication
Supports:

CAN Communication
WiFi Monitoring
Users can remotely monitor battery status, inverter performance and system operation through smart devices.

 
Easy Installation
Modular stackable cabinet design allows quick installation with minimal wiring.

Suitable for:

Residential Installers
Solar EPC Companies
Energy Storage Projects
Distributors
Wholesalers
 
Reliable Outdoor Protection
IP54 Protection Rating
Natural Cooling
Low Noise
Maintenance-Free Design
Suitable for both indoor and semi-outdoor installation.

 

Typical Applications

This High Voltage Energy Storage System is widely used for:

Residential Solar Energy Storage
Home Backup Power
Villa Energy Storage
Small Commercial Buildings
Offices
Hotels
Retail Stores
Farms
Schools
Remote Areas
Off-grid Solar Systems
Hybrid Solar Systems
Peak Shaving
Self-consumption Optimization
Emergency Power Supply

Specification

Model	SMP-FU001-4
Battery
Single Module Capacity	5.12kWh
Standard Voltage	102.4V
Product Dimension	700*235*307mm
Package Dimension	790*325*402mm
Net Weight	44kg
Total Product Dimension	700*235*2075mm
Total Net Weight	222kg
Nominal Voltage	409.6V
Rated Energy	20.48kWh
Working Voltage	345.6 ~ 460.8V
Working Temperature	0 ~ 55℃
Storage Temperature	-20 ~ 55℃
IP Rating	IP54
Cooling	Natural
Communication	CAN/WIFI
PV input
Max Power	15000W
Max Voltage	1000VDC
MPPT Voltage Range	200 ~ 850VDC
Max Input Current/Per String	13A/13A
AC Output/input
Nominal Power	10000W
Max Output/Input Current	17A/25A
Nominal Output/Input	50/60Hz; 380/400VAC

Packing & Delivery

Certifications

Why Choose Us

Solarasia specializes in advanced solar energy storage solutions for global markets. We provide high-quality lithium batteries, hybrid inverters and complete ESS solutions for residential, commercial and industrial applications.

Our advantages include:

Professional Manufacturer
Strict Quality Control
OEM & ODM Service
Fast Delivery
Competitive Factory Price
Global Export Experience
Technical Support
Customized Energy Storage Solutions

We are committed to helping distributors, EPC contractors and renewable energy companies build reliable and efficient energy storage systems.

Company Profile

, established in 2016, is a preeminent energy technology enterprise. We specialize in solar panels, solar inverters, lithium batteries, solar systems, and more.Our products have been distributed in over 100 countries, earning a remarkable reputation from our loyal customers.

Additionally, our partner manufacturers are equipped with state of the art production equipment and technology, ensuring both the quality and quantity of our products in full compliance with ISO, TUV, and CE standards.All clients enjoy timely responses, professional product guidance, and excellent after sales service. We look forward to building friendly and long term relationships with partners worldwide.Let's embark together on the journey of sustainable energy innovation and development.

FAQ

Q1: What battery technology is used?
A: The system uses high-quality LiFePO4 battery cells, offering excellent safety, long cycle life and high energy efficiency.

Q2: Is the inverter included?
A: Yes. The system integrates a 10kW three-phase hybrid inverter, simplifying installation and reducing system costs.

Q3: What is the total storage capacity?
A: The total rated energy is 20.48kWh, consisting of multiple high-voltage battery modules.

Q4: Can it work with existing solar panels?
A: Yes. It is compatible with most PV systems and supports a maximum solar input of 15kW with up to 1000VDC PV voltage.

Q5: Does it support backup power?
A: Yes. The system automatically supplies backup power during grid outages, ensuring continuous operation of essential loads.

Q6: Can the system be monitored remotely?
A: Yes. It supports CAN communication and WiFi monitoring, allowing users to monitor system performance remotely.

Q7: What environments is it suitable for?
A: With an IP54 protection rating and natural cooling design, the system is suitable for indoor installations and protected outdoor environments.