BYD Battery Box Premium HVM+/HVS+/HVB Battery Base and Control Unit (BYD-BCU+)

The BYD Battery Box Premium HVM+/HVS+/HVB Battery Base and Control Unit (BYD-BCU+) forms the core of the Battery-Box Premium system, managing performance and helping to keep installation and operation simple. Its modular design supports flexible system sizing, while compatibility with leading single-phase and three-phase inverters makes it suitable for a wide range of residential and commercial applications. For installers, the patented internal plug connection and quick wiring help reduce installation time. For end users, intelligent management, remote diagnostics and built-in safety features help support dependable day-to-day operation.

• Battery base and control unit for the BYD Battery-Box Premium HVM+/HVS+/HVB range
• Supports modular system expansion up to 66.2 kWh
• Compatible with leading single-phase and three-phase inverters
• Remote diagnostics and over-the-air updates support easier maintenance
• Automatic State of Charge (SOC) adjustment helps optimise system operation
• High continuous charge/discharge current supports demanding applications
• Designed for indoor and outdoor installation with IP55 protection

BYD Battery Box Premium HVM+ 2.76kWh Lithium Battery (BYD-HVM+)

The BYD Battery Box Premium HVM+ 2.76kWh Lithium Battery (BYD-HVM+) is the modular storage module used to build a larger Battery-Box Premium system. With its compact format and floor-standing installation mode, it supports practical system design where space and flexibility matter. LiFePO4 chemistry provides a stable battery platform, while IP55 protection allows indoor or outdoor installation where suitable. For installers, the module format and quick wiring support efficient assembly. For system owners, the high round-trip efficiency helps maximise usable stored energy.

• 2.76 kWh initial capacity per module
• Lithium iron phosphate (LiFePO4) cell technology
• IP55 enclosure rating for indoor or outdoor installation
• 50 A maximum continuous charge/discharge current
• Floor-standing installation mode
• CAN / RS485 communication for system integration
• Round-trip efficiency of at least 95%

Flexible Storage That Can Grow With Demand

This bundle gives installers a practical platform for building a system to suit the site, rather than forcing a fixed-size solution. The modular HVM+ battery design supports future expansion, making it easier to match storage capacity to changing load profiles, self-consumption targets or backup requirements. For system owners, this helps protect the investment by allowing the system to grow as energy use changes.

Designed for Straightforward Installation and Integration

The BYD Battery-Box Premium architecture is built to simplify installation. The internal plug connection, modular battery format and communication interfaces help reduce wiring complexity and support smoother commissioning. Compatibility with leading inverter brands, including single-phase and three-phase options, gives installers more flexibility when specifying systems for UK and EU projects.

Reliable Operation for Long-Term Energy Management

Lithium iron phosphate chemistry, intelligent battery management and a strong safety design help support dependable operation over time. Remote diagnostics and over-the-air updates can make maintenance easier, while efficient charge and discharge performance helps users get more from stored solar energy. This makes the bundle well suited to households and businesses looking for stable, efficient storage with low day-to-day intervention.

Why Choose This Bundle?

The BYD Battery-Box Premium HVM 16.6kWh Battery Only Kit is a well-matched storage solution for installers who need a modular system that is easy to integrate, and for customers who want dependable battery storage with room to expand. It combines a capable battery base and control unit with a proven HVM+ lithium module, giving you a storage platform that supports flexible sizing, efficient operation and indoor or outdoor installation. For projects across the UK and EU, it offers a practical balance of performance, safety and installation convenience.