🧠 Deye BMU High Voltage Battery Cluster Control Box (HVB750V/100A-EU) – For BOS-G Systems

The Deye HV Battery Cluster Control Box (Model: HVB750V/100A-EU) is the central control and safety hub designed specifically for managing Deye’s high-voltage BOS-G battery systems. It enables secure and intelligent communication between up to 12 x 5.12kWh battery modules and the connected inverter system, ensuring safe, efficient operation across the entire battery bank.

🔎 Note: This product is the BMU (Battery Management Unit) only. It is not the full rack system. Dimensions and weight listed below are for the BMU box itself — not the cabinet or batteries.

⚡ Key Features & Benefits:

• ✅ Battery Cluster Management

Coordinates up to 12 BOS-G modules in a high-voltage configuration (up to 614.4V nominal).

• ✅ Safety at the Core

Built-in protections for overvoltage, undervoltage, overcurrent, and temperature control, plus status indicators for real-time diagnostics.

• ✅ Smart Communication

Equipped with CAN2.0 and RS485 protocols for seamless inverter integration, firmware upgrades, and remote monitoring.

• ✅ Wide Voltage Range

Supports operating voltages from 120V to 750VDC, covering 3 to 12 battery modules in series.

• ✅ Compact, Rack-Ready Design

Fits into standard 19-inch racks for tidy, space-efficient installations.

🧰 Technical Specifications (BMU Unit Only):

Model HVB750V/100A-EU

Supported Modules 3 (min) to 12 (max) BOS-G modules

Nominal Charge/Discharge Current 100A

Peak Discharge Current 125A

Operating Voltage Range 120V – 750V DC

Communication Ports CAN2.0 / RS485

Status Indicators Yellow: Power OnRed: System Alarm

Operating Temperature -20°C to 65°C

Storage Temperature 0°C to 35°C

Humidity 5% – 85% RH

IP Rating IP20

Dimensions (W × D × H) 440 × 570 × 150 mm

Weight 15.5 kg

Installation Type 19” Rack Mount

Certifications CE, UN38.3, IEC62619, UL1973, UL9540A

💡 Ideal For:

• Deye BOS-G 5.12kWh high-voltage battery stacks

• Installers assembling EU or US cluster configurations (8 or 12 modules)

• Solar professionals needing reliable centralised battery control

• Hybrid inverter integration for commercial and residential systems

🔌 Control with Confidence

The Deye HVB750V/100A-EU BMU is the essential intelligence centre for your high-voltage battery cluster. Ensure safe, optimised performance with Deye-approved integration. Order today, or chat with our team when you have any questions.