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WEN21AFBA, Huawei TP48300B Series Power Backplane, Two Steps Power-down, High Reliability, Huawei Original

  • Brand: Huawei
  • Model: WEN21AFBA
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    WEN21AFBA, Huawei TP48300B Series Power Backplane, Two Steps Power-down, High Reliability, Huawei Original

    WEN21AFBA, Huawei TP48300B Series Power Backplane, Two Steps Power-down, High Reliability, Huawei Original

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    Overview

    Huawei WEN21AFBA Overview

    The Huawei WEN21AFBA is a carrier‑grade power-down backplane designed for TP48300B series DC power systems in telecom and data networks. It integrates two steps power-down technology to safely disconnect 48V DC outputs while protecting connected loads and technicians. With wide 85V–300V AC input support, 3 power module slots, reverse polarity and overcurrent protection, and natural cooling, this backplane delivers high reliability for densely deployed racks across Asia, Europe, Africa, and North America.

    Product Highlights

    85-300V
    Wide Input
    3 Slots
    Module Bays
    300,000h
    High MTBF

    Product Applications Scenarios

    Data Center
    The WEN21AFBA ensures controlled 48V DC shutdown for TP48300B systems, protecting racks, storage, and IT loads during maintenance or faults while reducing unplanned downtime and service interruptions.
    Service Providers
    For central offices and outdoor cabinets, its two steps power-down and high MTBF improve network availability, simplifying power operations and lowering truck-roll and troubleshooting costs.
    Public Infrastructure
    In transportation, utilities, and critical public systems, the backplane provides reliable -48V style distribution, clear status LEDs, and safe power isolation, helping meet rigorous uptime requirements.

    Product Features Comparison

    Huawei Huawei Cisco Cisco
    Model WEN21AFBA, Huawei TP48300B Series Power Backplane, Two Steps Power-down, High Reliability, Huawei Original SSNW000UPM05, Huawei ETP4890 Power Supply, 3000W/AC Input/19-inch PWR-2921-51-DC=, Cisco 2900 Series Power Supply, DC Input/Hot-swappable/Redundant Support AIR-PWRINJ-BLR2, Cisco Aironet Power Injector, For Aironet 1300/Long Range/PoE Support
    Brand Huawei Huawei Cisco Cisco
    Compatible Models Compatible with Huawei TP48300B n/a Cisco 2921, 2951 n/a
    Accessory Type Power-down Backplane AC Power Supply & Accessories DC Power Supply Power Injector
    Connector Type n/a IEC 60320 C14 Terminal block n/a
    Mounting Method Rack-mounted 19" Rack Mountable Rack-mountable Wall mountable
    Certification CE, RoHS CE, UL FCC, UL, CE RoHS

    Optional Add-ons

    Model Number Description
    SSNW000UPM05 Huawei ETP4890 3000W AC to 48V DC power system for feeding TP48300B backplanes in carrier racks
    TN7D000PIU00 Huawei OSN series -48V DC power interface board providing protected low-voltage outputs for network gear
    PWR-2921-51-DC= Cisco 2921/2951 DC power supply for mixed-vendor test bays and integration labs alongside Huawei TP systems

    Quality Certifications

    • ISO 14001
    • ISO 9001
    • RoHS
    • REACH
    • CE
    • FCC
    Specification

    Huawei WEN21AFBA Specification

    Model
    WEN21AFBA
    Brand
    Huawei
    WEN21AFBA Specifications Brand
    Huawei
    Product Type
    Power-down Backplane
    Technology
    Two Steps Power-down
    Applicable Standards
    ETSI, IEEE
    Connectivity
    Multiple slots for power modules
    Compatibility
    Compatible with Huawei TP48300B
    Input Voltage Range
    85V - 300V AC
    Output Voltage Range
    48V DC
    Power Supply Slots
    3 Slots
    Cooling
    Natural Cooling
    Temperature Range
    40掳C to +70掳C
    MTBF
    >300,000 hours
    Special Features
    Rapid power-down in two steps for enhanced safety
    Color
    Black
    Dimensions
    482.6 x 44.5 x 280mm
    Mount Type
    Rack-mounted
    Protection Features
    Reverse polarity protection, Overcurrent protection
    LED Indicators
    Power, Fault, Status
    Compliance
    CE, RoHS

    Get more information

    Discover unbeatable prices and fast shipping for the WEN21AFBA, Huawei TP48300B Series Power Backplane, Two Steps Power-down, High Reliability, Huawei Original . Access the detailed WEN21AFBA, Huawei TP48300B Series Power Backplane, Two Steps Power-down, High Reliability, Huawei Original datasheet and ensure you're getting the best deal with our reliable delivery service. Need assistance? Our free live chat support is here to help. For more information about the product and pricing, contact us via live chat or email us at [email protected].

    Quality Certifications

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    Q&A

    Questions & Answers

    How does the TP48300B-Two Steps Power-down backplane compare with similar Huawei products?

    The TP48300B offers enhanced power management features compared to other similar Huawei products, ensuring higher reliability.

    What are common troubleshooting steps for the TP48300B-Two Steps Power-down backplane?

    Common troubleshooting includes checking power connections and ensuring firmware is up-to-date.

    How can system integrators benefit from using the TP48300B-Two Steps Power-down backplane?

    System integrators can benefit from its reliable power management, reducing downtime and maintenance costs.

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