Dyness STACK280 BDU Single Unit (DYN-BDU280)
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Model: STACK280 (DYN-BDU280)
Brand: Dyness
Type: Battery Disconnect Unit (BDU) / Master BMS Head Unit
Key Features
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Dedicated Battery Disconnect Unit for Dyness STACK280 high-capacity battery systems
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Integrated master BMS for system control, communication, and protection
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High-current DC isolation breaker for safe system shutdown and maintenance
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Supports CAN and RS-485 communication protocols for inverter interfacing
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Designed for large modular battery stacks in residential, commercial, and industrial energy systems
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Ensures system-level safety, monitoring, and stable power flow across the battery tower
Specifications
| Category | Details |
|---|---|
| Compatibility | Dyness STACK280 modules |
| Nominal System Voltage | 51.2V (per module system architecture) |
| Function | Master BMS + DC Isolation Breaker |
| Max Operating Current | High-current design for large-stack applications |
| Communication Interfaces | CAN / RS-485 |
| Safety Features | Overcurrent protection, system monitoring, stack-level protection |
| Application Use | Residential, commercial, and small industrial energy storage systems |
| Installation Position | Top-mounted master unit on STACK280 battery tower |
| Operating Role | Controls charge/discharge coordination across the battery array |
Quality & Support
The STACK280 BDU is engineered as the central safety and management unit for Dyness’s large-format STACK280 system. It delivers robust protection, stable communication, and controlled energy flow, ensuring long-term performance and compliance with modern safety standards. Full technical support and compatibility assurance should be confirmed with your distributor prior to installation.
We Don’t Just Beat Quotes — We Build Better Systems.
Our certified installers design each PV setup for maximum performance and long-term reliability. Every installation is backed by full warranty support and genuine spare parts, ensuring your investment delivers power — and peace of mind — for years to come.