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UXC95050B 20kw Bi-directional DC-DC Charging Module High-Efficiency Wide Voltage Range Energy Storage PV EV Charging
DC-DC Bi-directional Power Module
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UXC95050B 20kw Bi-directional DC-DC Charging Module High-Efficiency Wide Voltage Range Energy Storage PV EV Charging

The UXC95050B Bi-directional DC-DC Charging Module features isolated bidirectional energy transfer (200-950V) with over 98.5% efficiency. Designed for energy storage, PV, ESS, and charging systems, it supports 50A/40A current, hot-plugging, and auto current sharing. Includes over/under voltage, temperature, and short-circuit protection. Operates at -40°C to 75°C with forced air cooling.

Features

Feature

● DC/DC Bidirectional energy flow

Efficiency

● >98.5% efficiency

Voltage Range

DC Bus Side

● 200Vdc~950Vdc

Battery Side

● 200Vdc~950Vdc

Certificate

TUV UL/CE

 

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    Product Introduction

    UXC95050B 20kw Bi-directional DCDC Charging Module is a high-frequency isolated bidirectional DC conversion module designed for new energy charging and energy storage systems. The module supports an ultra-wide voltage range of 200-950V, a maximum power of 20kW, and a bidirectional energy transmission efficiency of up to 98.5% for charging and discharging. It is suitable for a variety of energy storage units such as lithium batteries and supercapacitors. With intelligent temperature control design, it can operate stably in harsh environments from -40℃ to 75℃, and can still maintain 3kW output when it is linearly derated from 55℃ to 75℃. The module has built-in multiple protection mechanisms, including overvoltage/undervoltage protection, short-circuit protection and CAN bus communication redundancy, and supports ≤60 units in parallel operation with a current imbalance of ≤±5%.

    The product is built based on nine years of experience in the research and development of new energy equipment, has independent technology patents, complies with international standards such as NB/T 33001 and IEC 61000, and has passed ROHS environmental protection certification. The full glue filling process and IP54 protection level ensure reliability under harsh working conditions, and are equipped with a professional operation and maintenance support system to provide full life cycle technical services. The compact design (85×226×376mm) and hot-swappable structure facilitate system integration and maintenance, and are suitable for flexible deployment in scenarios such as industrial and commercial energy storage and integrated photovoltaic storage and charging.

    Product Video

    Features

    High-efficiency bidirectional conversion

    ● 98.5% ultra-high peak conversion efficiency, reducing system energy consumption

    ● 200-950V ultra-wide voltage adaptation, compatible with mainstream battery types

    ● Charge/discharge bidirectional symmetrical curve, zero energy loss switching

    ● ≤±0.5% voltage regulation accuracy, ensuring battery health management

    Military-grade environmental tolerance

    ● -40℃ to 75℃ wide temperature range operation, no fear of extreme cold and heat

    ● 2000 meters above sea level without derating, suitable for high altitude areas

    ● IP54 protection + full glue filling process, dustproof, moisture-proof and vibration-resistant

    ● MTBF>500,000 hours, passed GB/T 17626 electromagnetic compatibility certification

    UXC95050B(3) 拷贝
    UXC95050B(2) 拷贝

    Intelligent cluster management

    ● UXC95050B supports 60 units in parallel and automatic current sharing (deviation ≤5%)

    ● CAN bus communication + LED human-machine interface, real-time status monitoring

    ● Hot-swap design, 5-minute quick replacement and maintenance

    ● Temperature/voltage/current triple protection linkage mechanism

    Flexible scene adaptation

    ● Modular architecture, supports horizontal/vertical cabinet layout

    ● 75m³/h forced air cooling, matching system-level heat dissipation solution

    ● Output voltage 0.1V step adjustment, current 20%-100% linear control

    ● Supporting standardized cable interface to reduce the complexity of on-site construction

    UXC95050B 20KW EV Power Module
    UXC95050B(4) 拷贝

    Application

    Photovoltaic storage and charging integrated power station
    ● UXC95050B module realizes efficient energy interaction between photovoltaic DC bus and energy storage battery pack
    ● Smooth out the fluctuation of photovoltaic power generation and increase the proportion of self-generation and self-use
    ● Support V2G technology, electric vehicle batteries participate in grid peak regulation

    Industrial and commercial energy storage system
    ● Complete two-way energy dispatching between energy storage battery and DC microgrid
    ● Use PCS to realize peak-valley arbitrage and emergency backup power
    ● Multiple modules in parallel to meet 100kW-1MW system expansion

    Power battery cascade utilization
    ● Core unit for charge and discharge management of retired power battery packs
    ● Precisely control the charge and discharge curves of battery packs with different attenuation degrees
    ● Support online diagnosis of battery health status

    Data center backup power system
    ● 48V/240V/336V multi-voltage level battery pack management
    ● Millisecond-level seamless switching to ensure power supply for critical loads
    ● Use lithium batteries to replace traditional lead-acid batteries

    Structure

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    Parameter

    Item

    Specifications

    Basic Specifications

    Dimensions

    85mm(H)×226mm(W)×376mm(D)

    Weight

    ≤9.5kg

    Efficiency(full load)

    >98.5%

    Cooling Mode

    Forced air cooling

    Communication Bus Protocol

    CAN Bus

    No. of Parallel Modules

    ≤60pcs

    Indicator

    Green:normal operation Yellow: protection alarm Red: fault

    DC Bus Side

    Voltage Range

    200Vdc~950Vdc

    Current Range

    0A~40A

    Stabilized Voltage Precision

    ≤±0.5%

    Stabilized Current Precision

    ≤±1% (output current 20%~100% rated current)

    Ripple Voltage Peak Value

    ≤1%

    Current Sharing Imbalance

    ≤±5%

    Battery Side

    Voltage Range

    200Vdc~950Vdc

    Current Range

    0A~50A

    Stabilized voltage Precision

    ≤±0.5%

    Stabilized Current Precision

    ≤±1%(output current 20%~100% rated current)

    Ripple Voltage Peak Value

    ≤1%

    Current Sharing Imbalance

    ≤±5%

    Environmental Specifications

    Operating Temperature

    -40℃~75℃,output derating at above55℃

    Storage Temperature

    -40℃~75℃

    Relative Humidity

    ≤95%RH,non-condensing

    Altitude

    No derating below 2000m.When the altitude is above 1000m,the operating temperature decreases by 1°C for each additional 100m.

    MTBF

    >500,000 hours

    EMC

    Surge

    Line-Line:±1kV, Line-Ground:±2kV Level:3 Reference standard: GB/T17626.5-2008

    EFT

    ±2kV Level:3 Reference standard: GB/T17626.4-2008

    ESD

    ±6kV/±8kV Level:3 Reference standard: GB/T17626.2-2006

    RF-EMS

    10V/m Level:3 Reference standard: IEC61000-6-1

    Conducted Susceptibility

    Class B@0.15~30MHz Reference standard: IEC61000-6-3

    Radiation Susceptibility

    Class B@30MHz~1GHz Reference standard: IEC61000-6-3

    Others

    Safety Requirements

    Meets general specifications for electric vehicle off-board DC charger, NB/T33001-2010, NB/T33008-1-2013

    Insulation Resistance

    ≥10MΩ between the enclosure of DC bus side and battery side, and among the parts of bus side and battery side

    Dielectric Strength

    Input connector to enclosure, 3500Vdc voltage, 1min, no breakdown or flash over, steady state leakage current<10mA;

    Input connector to DC output connector, 3500Vdc voltage, 1min, no breakdown or flash over, steady state leakage current<10mA;

    DC output connector to enclosure, 3500VVdc voltage, 1min, no breakdown or flash over, steady state Leakage current<10mA;

    ROHS

    R6

    Quality Control

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    Packaging

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