The BYD Battery-Box HVS+ 5.1 is a compact high-voltage lithium energy storage system designed for residential solar installations.

With 5.1 kWh of usable capacity, it is an ideal solution for homeowners looking to increase solar self-consumption, reduce grid dependency, and ensure reliable backup power.

Built with BYD’s proven lithium iron phosphate (LFP) technology, the HVS+ 5.1 delivers outstanding safety, long service life, and high efficiency. Its modular and scalable design allows the system to be easily expanded by adding additional HVS+ battery modules as energy requirements grow.

BYD Battery-Box HVS+ 5.1 set consists of:

• 1 pcs x BYD Battery-Box BCU + Base for HVS+
• 2 pcs x BYD Battery-Box HVS+ Module 2,56 kWh

Key Features & Benefits

• 5.1 kWh Usable Capacity – Ideal entry-level high-voltage battery storage
• High-Voltage Architecture – Maximizes efficiency with compatible hybrid inverters
• Safe LFP Battery Technology – Cobalt-free chemistry with excellent thermal stability
• Modular & Scalable Design – Expand storage capacity anytime with additional modules
• Reliable Solar Backup – Store excess solar energy and maintain power during outages
• Low Maintenance & Long Lifespan – Designed for dependable long-term operation

Ideal Applications

• Residential solar energy storage
• Hybrid solar systems
• Backup power solutions
• Self-consumption optimization

Why Choose BYD Battery-Box HVS+ 5.1?

BYD is a global leader in battery technology, trusted worldwide in energy storage and electric mobility. The Battery-Box HVS+ 5.1 combines compact design, intelligent energy management, and future-ready scalability—making it a reliable and efficient choice for modern solar energy systems.

More information about BYD Battery-Box HVS+ 5.1:

• Datasheet
  
• Compatible inverters list