DP-125K-261A 125kW/261kWh Liquid-Cooled C&I ESS Cabinet

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DP-125K-261A 125kW/261kWh Liquid-Cooled C&I ESS Cabinet

DP-125K-261A is a 125kW/261kWh liquid-cooled C&I energy storage system cabinet designed for commercial and industrial applications, including factories, commercial buildings, and industrial parks. This all-in-one outdoor cabinet integrates LiFePO4 battery modules, a 125kW PCS, and an intelligent EMS in a compact footprint (L1600×W1300×H2000mm). The system supports grid-tied and off-grid operation with < 10 ms seamless switching for critical load protection. It features 100kW PV input with 4 MPPT strings for solar integration, supporting peak-valley arbitrage, demand management, and backup power applications. The liquid-cooled thermal management system ensures consistent battery temperature across a wide operating range, contributing to safety and system longevity. IP54-rated with C3 corrosion protection, the cabinet is suitable for outdoor installation in various environments. Multiple units can be paralleled for capacity expansion (up to 6 units grid-tied). Communication interfaces including RS485, CAN, and RJ45 enable remote monitoring and system integration. Certified with UN38.3, IEC62619, and CE, the DP-125K-261A delivers a reliable, efficient energy storage solution for businesses seeking to reduce electricity costs, enhance power reliability, and support sustainability goals.

  • Hardware specifications
  • Product Model

    ESS-125-261-G-P L

    ESS-125-261-OG-P L

    Product Dimensions

    L1600*W1300*H2000

    Product Weight

    ≤2900kg

    ≤3400kg

    Rated Energy

    261kWh

    Protection Rating

    IP54, C3 Anti-corrosion

    Battery Type

    LFP

    Battery Rated Voltage

    832VDC

    Battery Voltage Range

    728~936VDC

    Battery Series-Parallel Configuration

    1P*52S*5S

    Battery Max Charge/Discharge Current

    175A

    PV Rated Power

    100kW

    PV Voltage Range

    345~900VDC

    PV Max Current

    160A

    PV String Count

    4

    Grid-Connected AC Rated Power

    125kW

    Grid-Connected AC Rated Voltage

    400V, 3W+N+PE

    Grid-Connected AC Rated Current

    180A

    Grid-Connected AC Rated Frequency

    50Hz

    Off-Grid Load Rated Power

    /

    125kW

    Off-Grid Load Rated Voltage

    /

    400V, 3W+N+PE

    Off-Grid Load Rated Current

    /

    180A

    Isolation Method

    /

    Transformer Isolation

    Number of Parallel Units

    Recommended 6 units (grid-connected)

    4 units (off-grid)

    Fire Protection Method

    Perfluorohexanone/Aerosol

    Communication Interface

    RS485, CAN, RJ45

    Safety Certification

    UN38.3, IEC62619, CE, etc.

About Depu
Ningbo Depu New Energy Co., Ltd
Ningbo Depu New Energy Co., Ltd

Ningbo Depu New Energy Co., Ltd. is a modern manufacturing enterprise deeply rooted in the new energy industry, integrating R&D, production, manufacturing, and sales. The company focuses on the research, development, and innovation of residential energy storage systems. Its core products include household energy storage battery cabinets, photovoltaic inverters, and compact energy storage battery packs, which are widely used in scenarios such as household distributed energy storage, off-grid power supply, and photovoltaic energy storage supporting systems.

The company is equipped with an experienced professional R&D and production team and adopts mature manufacturing processes along with a comprehensive quality control system. Every production procedure is strictly supervised to ensure stable performance and high safety reliability of the products. Adhering to the spirit of craftsmanship and pragmatic innovation, we concentrate on developing cost-effective energy storage products. Committed to expanding both domestic and overseas markets, we aim to create a promising future of green energy storage together with all partners.

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