01 · Overview
The 12KW 32KWh All-in-One Solar Energy Storage System is a high-capacity integrated energy storage solution that combines a 12KW hybrid inverter and a 32KWh lithium iron phosphate battery pack into one complete cabinet system.
Designed for residential users, solar installers, energy solution providers, and distributors, this off grid solar battery systems solution provides reliable electricity storage for homes, remote areas, and renewable energy projects.
Unlike traditional energy storage systems that require separate battery modules and inverter installation, the all-in-one design integrates power conversion and battery storage into a single cabinet, simplifying installation while improving space efficiency.
Equipped with a high-capacity 32KWh LiFePO4 battery, built-in MPPT controller, and 12KW hybrid inverter, this system provides stable power management for solar energy storage, backup electricity supply, and off-grid applications.
As a professional Home Backup Battery solution, it helps users store solar energy during the day and use stored power when electricity demand increases or grid power is unavailable.
02 · Key Features
12KW Hybrid Inverter for Efficient Energy Management
The integrated 12KW hybrid inverter combines solar conversion, battery charging, and power output management into one system.
Supporting simultaneous AC and DC inputs, the inverter provides flexible energy management between solar generation, battery storage, and electrical loads.
The hybrid inverter design helps maximize renewable energy utilization while maintaining stable power output for residential and commercial applications.
Key advantages:
- 12KW hybrid inverter output
- Supports AC and DC inputs simultaneously
- 220V-240V output voltage
- 50Hz/60Hz frequency compatibility
- Suitable for residential and off-grid applications
32KWh LiFePO4 Battery for Large Energy Storage
The system uses a high-capacity lithium iron phosphate battery pack designed for long-term energy storage requirements.
With a 32KWh battery capacity and 51.2V 628Ah configuration, it provides sufficient energy reserves for households requiring extended backup power and higher electricity independence.
LiFePO4 battery technology offers excellent safety performance, thermal stability, and long service life, making it suitable for large-capacity solar storage applications.
Key advantages:
- 32KWh large-capacity battery storage
- LiFePO4 battery technology
- 51.2V 628Ah battery configuration
- More than 8000 battery cycles
- Designed for long-term energy storage
Built-in MPPT Solar Charging for Renewable Energy
The integrated MPPT controller improves solar charging efficiency by automatically adjusting the solar input operating point.
With a PV charging voltage range of 80V-500V, the system supports flexible solar panel configurations for different installation environments.
This makes it suitable for users who want to increase solar self-consumption and reduce dependence on traditional grid electricity.
Solar charging advantages:
- Built-in MPPT controller
- PV charging voltage: 80V-500V
- Maximum MPPT power: 12KW
- Improved solar energy utilization
- Suitable for off-grid solar systems
All-in-One Cabinet Design for Simplified Installation
The integrated cabinet combines the inverter and battery system into one complete energy storage unit.
Compared with separated battery and inverter solutions, this design reduces installation complexity, saves space, and improves system deployment efficiency.
The cabinet is equipped with a mobile roller design, making transportation and positioning easier during installation.
Design advantages:
- Integrated battery and inverter structure
- Space-saving cabinet design
- Simplified installation process
- Equipped with mobile rollers
Reliable Home Backup Power Solution
The system provides stable backup electricity for residential users during grid outages or unstable power conditions.
With a large 32KWh battery capacity, it can support longer backup durations compared with standard residential battery systems.
It is suitable for homes, remote locations, and renewable energy projects requiring dependable electricity supply.
Application scenarios:
- Home backup battery systems
- Off-grid solar applications
- Residential energy storage
- Remote power supply projects
Flexible Solution for Energy Storage Projects
Designed for global installers, distributors, and energy solution providers, this system provides a complete solution for large residential energy storage projects.
The combination of hybrid inverter technology, LiFePO4 battery safety, and integrated cabinet design allows easier project deployment.
Suitable applications:
- Residential solar storage projects
- Off-grid energy systems
- Backup power solutions
- Renewable energy integration projects
03 · Technical Highlights: BMS Protection
Safety and reliability are essential for large-capacity energy storage systems. This 12KW 32KWh All-in-One Solar Energy Storage System uses an intelligent Battery Management System (BMS) to monitor battery operation and maintain safe performance.
The BMS continuously manages battery charging and discharging conditions while providing multiple protection functions to improve system reliability.
Six protection functions include:
- Overcharge protection
- Over-discharge protection
- Over-current protection
- Short circuit protection
- Over-temperature protection
- Battery status monitoring
The LiFePO4 battery pack provides excellent thermal stability and chemical safety. With a cycle life of more than 8000 times, the battery system is designed for long-term residential and renewable energy storage applications.
Through strict quality control and professional testing standards, VoltCrave Power ensures reliable energy storage solutions for global customers.
04 · Simple Operation
The all-in-one energy storage system is designed for convenient installation and easy operation.
By integrating the inverter and battery into one cabinet, installers can reduce system complexity and complete deployment more efficiently compared with traditional separated systems.
The hybrid inverter manages solar charging, battery storage, and power output automatically, allowing users to efficiently utilize stored renewable energy.
Standard package includes:
- All-in-one energy storage cabinet
- National standard charging cable ×1
- User manual ×1
- OEM customized packaging options
For distributors and installers, VoltCrave Power supports customized solutions based on different project requirements.
05 · Why Choose VoltCrave Power
Compared with standard energy storage solutions, VoltCrave Power focuses on professional solar energy storage products with reliable quality, advanced battery technology, and complete B2B support.
With LiFePO4 battery expertise, strict testing standards, and OEM/ODM capabilities, VoltCrave Power provides customized energy storage solutions for distributors, installers, and renewable energy companies worldwide.
From product design and system integration to customization and supply support, VoltCrave Power helps partners develop competitive all-in-one energy storage solutions for residential and off-grid markets.
