SMK 18kWh 51.2V LiFePO4 Lithium Battery is a high-capacity energy storage solution designed for large homes, commercial properties and demanding industrial applications. SMK positions this battery as its largest and most powerful energy storage solution, particularly for customers requiring substantial backup capacity.

Built with industrial-grade LiFePO4 cells, the SMK 18kWh lithium battery is designed to provide thermal stability, high discharge efficiency and long-term durability under demanding loads. It is particularly suited to 11kW hybrid inverter systems and multi-unit parallel configurations.

The battery features an advanced Smart Battery Management System (BMS) designed to manage cell balancing, battery protection and high surge demands. This helps maintain reliable performance during heavy-load operation.

For monitoring and system communication, the SMK 18kWh battery supports RS485/CAN communication, remote cloud monitoring and a high-resolution status screen. These features make it easier to monitor battery performance and integrate the battery with compatible inverter systems.

With 18kWh of energy storage, the battery is designed for applications that require extended backup power. SMK lists hospitals, factories, commercial buildings, luxury estates, office floors and large villas among suitable applications. Actual backup time depends on the connected load and system configuration.

The SMK 18kWh lithium battery comes with a 5-year manufacturer warranty, making it a strong long-term energy storage option for customers looking to reduce their dependence on generators and grid electricity.

Key Features

• Brand: SMK
• Energy capacity: 18kWh
• System voltage: 51.2V / 48V-class
• Battery chemistry: LiFePO4
• Industrial-grade LiFePO4 cells
• Advanced Smart BMS
• Cell balancing and surge management
• RS485/CAN communication
• Remote cloud monitoring
• High-resolution status display
• Designed for 11kW hybrid inverter systems
• Suitable for parallel inverter configurations
• 4,000+ cycles at 80% DoD
• Designed for 10+ years of service under normal conditions
• 5-year manufacturer warranty

Ideal Applications

The SMK 18kWh battery is particularly suited to:

• 🏠 Large luxury homes and estates
• 🏢 Commercial buildings
• 🏥 Hospitals and medical facilities
• 🏭 Factories and production facilities
• 🏢 Large offices
• ❄️ Central cooling systems
• ⚙️ Heavy equipment and machinery
• 🛗 Elevator systems
• 🔋 Large solar and inverter installations

SMK specifically describes it as a solution for high-demand facilities requiring substantial uninterrupted power reserves.