Shipping Currently Available to USA Addresses Only
Welcome to The Supermicro eStore

    Supermicro 520W 1U Multi-Output Power Supply (PWS-521-1H)

    More Views

    Supermicro 520W 1U Multi-Output Power Supply (PWS-521-1H)

    Availability: In stock

    • Multi-Output Power Supply with 24-Pin Output
    • Active PFC for High Efficiency
    • Designed for Supermicro 1U Server
    • Supermicro Certified

    Please Enter SKU# to Check Validation Status

    • System
    • Chassis
    SKU #:
    Check if your server system is validated with this product
    •System: Enter a server part number (e.g. SYS-1027B-MTF)
    SKU #:
    Check if your chassis is validated with this product
    •Chassis: Enter a chassis part number (e.g. CSE-743TQ-865B)


    The Supermicro PWS-521-1H provides up to 520W output for your Supermicro 1U server system. It features multi-output power supply with 24-pin cable output. The power supply is certified and active PFC.
    Detailed Specification

    Additional Information

    Total Power Output 520W
    Type Single
    Form Factor 1U
    Dimension (W x H x L) 100 x 40.5 x 245 mm
    +5V 20A
    +12V 39A
    +3.3V 16A
    5V Standby 3A
    Input Voltage Range 100-240V
    Input Frequency Range 50-60Hz
    Input Current Range 7A-3A
    Output Type 24Pin ATX Cable Output
    8Pin / 4Pin (12V) Connector Both
    PFC Yes
    PMBus No
    Energy Efficiency N/A
    80 Plus Certification N/A