Deye BOS-B Pro 125kW–2.5MW C&I ESS SolutionBESS

Features & Benefits

Scalable Power Icon

High Scalability: 100/125kW PCS modules with system power expandable up to 2.5MW.

Energy Storage Icon

Large Energy Storage: Up to 257.23kWh per BOS-B Pro battery cluster.

Efficiency Icon

High Efficiency: PCS efficiency up to 98.5% and MPPT efficiency above 99.9%.

Switching Icon

Fast Switching: STS enables switching between grid, off-grid, and generator modes in less than 10ms.

EMS Icon

Integrated EMS: Supports zero-export and time-of-use charging and discharging control.

PV Integration Icon

High PV Integration: Supports up to 200kWp PV input with 8 independent MPPT channels.

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Download Product Datasheet (PDF)

Deye BOS-B Pro 125kW–2.5MW C&I ESS Solution is a modular commercial and industrial energy storage system designed for scalable, high-performance energy management. The solution integrates BOS-B Pro lithium battery storage with PCS, MPPT, STS, and intelligent EMS functionality, enabling flexible on-grid, off-grid, generator-assisted, and PV energy applications. With system power expandable up to 2.5MW, up to 257.23kWh of energy per battery cluster, fast switching, and intelligent energy control, the system provides a flexible platform for commercial and industrial energy storage projects.

Applications

Commercial and Industrial Energy Storage

Commercial & Industrial Energy Storage

Scalable energy storage for factories, commercial facilities, warehouses, and industrial operations.

Peak Shaving and Energy Management

Peak Shaving & Energy Management

Intelligent charging and discharging helps optimize energy consumption and reduce peak electricity demand.

Backup and Off-Grid Power

Backup & Off-Grid Power

Reliable stored energy for critical loads during grid interruptions and off-grid operation.

PV and Generator Hybrid Systems

PV + Grid + Generator Hybrid Systems

Integrates solar PV, battery storage, utility grid, loads, and generator power into one flexible energy system.

Additional information

Battery Type

LiFePO4 (LFP)

Nominal Voltage

51.2V (Per Module)

Energy Range

Up to 257.23 kWh

Life Cycle

≥6,000 Cycles

Max Charging Current

180A

Max Discharging Current

180A

Operation Temp.

Charge: 0–55°C / Discharge: -20–55°C

Approx. Weight

126 kg (Per Module)

Communication

CAN / RS485

Parallel Connection

Up to 16 Battery Racks per PCS

Battery Capacity

314 Ah

Operating Voltage

200–1000 Vdc

Ingress Protection

IP20

Installation

Rack-Mounted

Warranty

10 Years

Module Energy

16.08 kWh

Module Nominal Voltage

51.2V

Battery Modules in Series

5–16 Modules

System Usable Energy

Up to 231.51 kWh

Peak Discharge Current

Not separately specified

Storage Temperature

0–35°C

Humidity

5–85% RH

Altitude

≤3000 m

Certification

CE / IEC62619 / IEC62040 / UN38.3

FAQ

FAQ
  • What payment methods do you accept?

    We accept various payment methods, including credit/debit cards, PayPal, and bank transfers for your convenience.

  • Do you offer international shipping?

    Yes, we offer international shipping to many countries. Please check our shipping information page for details on available destinations and shipping rates.

  • How can I track my order?

    Once your order is shipped, you will receive a tracking number via email. You can use this number to track your package's delivery status on our website or through the courier's tracking portal.

  • What is your return policy?

    We offer a hassle-free return policy. If you're not satisfied with your purchase for any reason, you can return it within 30 days for a full refund or exchange. Please refer to our returns page for detailed instructions.

  • Are your products covered by a warranty?

    Yes, most of our products come with a manufacturer's warranty against defects in materials and workmanship. The duration and terms of the warranty vary by product, so please check the product description or contact our customer support team for specific details.