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Supermicro 1000W 1U Redundant Power Supply (PWS-1K04A-1R)

  • Bootloader Function for in System Upgradability and Serviceability
  • Optimized for 1U Server
  • 80 Plus Titanium
  • Supermicro Certified
In stock


The Supermicro PWS-1K04A-1R is an 80 Plus Titanium power supply capable of supplying 1000W output power at 96% efficiency. Enjoy the simplicity of active power factor correction (PFC) and automatically correct AC input for a full range of voltages. Features a card edge connector for connection with the backplane of compatible Supermicro 1U systems. This power supply is designed to not only provide you reliable power to your Supermicro server 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. In addition, this power supply comes equipped with a bootloader function for in-system upgradability and serviceability. This power supply is redundant to safe-guard your system from power failure and allows for hot-swap replacement to eliminate system downtime. All materials contained comply with RoHS requirements and is certified by Supermicro.
More Information
Total Power Output800W / 1000W
Type of Power SupplyPower Supply
Form Factor1U
Dimension (W x H x L)73.5 x 40 x 185mm
+5V N/A
+12V66.7A (800W); 83A (1000W)
5V Standby12Vsb @ 2.1A
Input Voltage Range100-127Vac; 200-240VAC
Input Frequency Range50-60Hz
Input Current Range100-127VAC / 9.8 - 7A | 200-240VAC / 7 - 5A
Output TypeGold Finger
8Pin / 4Pin (12V) ConnectorN/A
Voltage / CurrentYes
Energy Efficiency96% Peak
80 Plus Certification80 Plus Titanium
Validated SystemsSSG-136R-N32JBF, SSG-136R-NEL32JBF, SSG-6048R-E1CR90L
Validated ChassisCSE-946ED-R2KJBOD
Warranty1 year warranty
Product Environmental ComplianceRoHS and REACH compliant, details available upon request
PWS-1K04A-1R Spec Sheet PDF January 2015

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