Free Shipping to the Continental US Over $200 (Excluding rail kits)
Quantity is Limited

    Supermicro 500W Multi-Output Redundant Power Supply (PWS-503R-PQ)

    More Views

    Supermicro 500W Multi-Output Redundant Power Supply (PWS-503R-PQ)

    Buy More, Save More
    Request quote for volume discount

    Availability: In stock

    • Designed for Workstation and Desktop
    • Redundant Power Supply
    • 24 Pin ATX Output
    • 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-503-PQ is multi-output redundant power supply capable of continuously supplying 500W output power at 80%+ efficiency. The PWS-503R-PQ includes 2 500W power modules (PWS-503R-1R) and 1 housing with PDB (PDB-PT732-8824).This power supply is designed to not only provide you reliable power to your desktop or workstation but also protects it from over voltage, over current and short circuiting via protective circuitry embedded into the unit. Rest easy knowing your hardware will be up and running with a mean-time between failure (MTBF) of greater than 100,000 hours and an LED indicator to keep you informed on normal/abnormal conditions for your PSU. All materials contained comply with RoHS requirements and are certified by Supermicro.

      • Cables Included:
      • 1x 24 Pin ATX (Motherboard)
      • 1x 8 Pin 12V (CPU)
      • 1x (4+4) 8 Pin 12V (CPU)
      • 1x 6 Pin PCI-E
      • 1x 6 Pin PCI-E
      • 1x (6+2) 8 Pin PCI-E
      • 2x SATA
      • 2x 4 Pin Legacy HDD
      • 2x 4 Pin Floppy/DVD Drive
      Detailed Specification

      Additional Information

      Total Power Output 500W
      Type Redundant
      Type of Power Supply Power Supply
      Form Factor Mid-Tower
      Dimension (W x H x L) 150 x 190 x 84mm
      +5V 25A
      +12V 40A (100 -127 Vac) 40A (200-240 Vac)
      +3.3V 20A
      5V Standby 4A
      +12V Standby N/A
      Input Voltage Range 100-127Vac / 500W 200-240Vac / 500W
      Input Frequency Range 50-60Hz
      Input Current Range 100-127Vac / 8 – 4A 200-240Vac / 8 – 4A
      Output Type 24Pin ATX Cable Output
      8Pin / 4Pin (12V) Connector Both
      PFC No
      PMBus No
      Energy Efficiency 80%+ Efficiency
      80 Plus Certification N/A
      Warranty 1 year warranty
      Product Environmental Compliance RoHS and REACH compliant, details available upon request
      PWS-503R-PQ Spec Sheet PDF September 2018
      Prop 65 Warning
      This product can expose you to chemicals including lead, known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to