Sunsynk BMS – Battery Management for HV Series

Sunsynk BMS for HV Series: The Essential Control Hub for Reliable Solar Battery Management

The Sunsynk BMS for the High Voltage Series is a critical component for managing Sunsynk’s stackable HV battery systems. Acting as the intelligent coordinator, this battery management system ensures optimal performance, system safety, and seamless communication between your inverters and battery modules.

Whether you're installing a compact home system or a larger commercial array, this BMS makes sure your setup remains balanced, protected, and scalable – futureproofing your energy storage investment.

Centralised Monitoring and Protection

The Sunsynk BMS constantly monitors battery voltage, temperature, and current to ensure optimal operation. It provides real-time diagnostics, automatic balancing, and fault detection, giving users peace of mind that their system is operating within safe parameters.

• Prevents overcharging, deep discharging, and overheating
• Protects your full HV stack from voltage imbalances
• Ensures longer battery lifespan and operational stability

Enables Scalable HV Storage Systems

This BMS allows up to 12 Sunsynk HV modules to be managed as a unified storage system. Whether your current need is 5kWh or 60kWh+, the system can grow as your energy usage does. Perfect for homes expanding their solar setups or commercial users requiring greater capacity over time.

Seamless Integration with Sunsynk Inverters

Engineered to work flawlessly with Sunsynk’s inverter range, this BMS enables full communication between your solar inverter and connected batteries. It delivers coordinated charging and discharging, allowing the system to respond to load demands and tariff schedules efficiently.

Compact and Installer-Friendly Design

The Sunsynk BMS unit is designed for ease of installation, with a compact footprint and clearly labelled connections. It fits neatly alongside your rack or battery cabinet and requires minimal configuration, making it ideal for both professional installers and self-build systems.

Why Evergy Recommends This Product

We recommend the Sunsynk BMS for any HV battery installation as it’s the core intelligence behind every Sunsynk stack. Without it, you cannot manage or scale a high-voltage system safely or efficiently. It ensures communication, safety, and performance across your entire energy storage setup, all in one dependable device.

Ideal for Multi-Battery Installations

Perfect for residential users planning future battery expansion or commercial systems requiring high capacity. This BMS enables clean coordination across all connected batteries, making it suitable for energy-conscious homes and businesses alike.

Technical Specifications

• Compatibility: Sunsynk HV LFP batteries
• Max Modules: 12 per stack
• Communication: CAN / RS485
• Installation: DIN-rail or rack-mounted

For full technical details, please refer to the spec and datasheet tabs.

Looking to Complete Your Setup?

Pair this BMS with our full range of solar batteries and solar inverters for a complete solution. Need mounting gear? Explore our solar mounting systems or read our solar system guide to learn more.

FAQs

Do I need a BMS to run Sunsynk HV batteries?
Yes, the system will not operate without a compatible BMS installed.

Can I add more batteries later?
Absolutely. This BMS supports scalable systems of up to 12 HV modules, allowing for future expansion.

Is this BMS compatible with other brands?
No, it is designed specifically for Sunsynk’s HV battery range.