Product Overview
Sanlita’s 20KW off-grid on-grid hybrid solar energy storage system is a complete outdoor cabinet solution designed for commercial and industrial (C&I) applications. This all-in-one unit integrates a high-efficiency lithium iron phosphate (LiFePO4) battery pack, a bi-directional hybrid inverter, and an intelligent BMS, providing seamless backup power, peak shaving, and self-consumption optimization. The rugged outdoor enclosure ensures reliable performance in harsh environments, making it ideal for factories, warehouses, farms, and small businesses seeking energy independence and reduced electricity costs.
Technical Specifications
| Parameter | Specification |
|---|---|
| Rated Power | 20KW |
| Battery Type | LiFePO4 (Lithium Iron Phosphate) |
| Battery Capacity | Customizable (e.g., 20kWh to 40kWh) |
| Inverter Type | Hybrid (Off-Grid & On-Grid) |
| Input Voltage (PV) | 600V DC max |
| Output Voltage | 380V/400V AC, 3-Phase |
| Enclosure Rating | IP54 Outdoor Rated |
| Operating Temperature | -20°C to 55°C |
| Communication | RS485, CAN, Wi-Fi (optional) |
| Certifications | CE, TUV, UN38.3, IEC |
Why Choose Sanlita
- Factory Direct: As a Chinese manufacturer, we offer competitive pricing without intermediaries.
- Custom Solutions: Tailor battery capacity, cabinet color, and communication protocols to your project needs.
- Quality Assurance: Every unit undergoes rigorous testing for safety, efficiency, and durability.
- Global Support: Dedicated technical team provides installation guidance and after-sales service worldwide.
- Proven Track Record: Thousands of installations across 50+ countries for C&I energy storage.
FAQ
Q1: Can this system work without solar panels?
A1: Yes, the system can operate as a standalone battery storage unit for peak shaving or backup power, charging from the grid during off-peak hours.
Q2: What is the lifespan of the LiFePO4 battery?
A2: Our LiFePO4 batteries offer over 6000 cycles at 80% depth of discharge (DoD), providing a lifespan of 10-15 years under normal operating conditions.
Q3: Is the cabinet weatherproof for outdoor installation?
A3: Yes, the cabinet is rated IP54, protecting against dust and water splashes, suitable for outdoor placement in most climates.
Q4: Can I expand the system in the future?
A4: Absolutely. The system supports parallel connection of multiple cabinets for increased capacity up to 100KW or more, depending on configuration.
Q5: Do you provide installation manuals and technical support?
A5: Yes, we provide comprehensive installation manuals, wiring diagrams, and remote technical support from our engineering team.






