Need it fast? Discover our Ready-to-Ship Systems!
Orders Over $200 SHIP FREE Within the Continental US (Excluding rail kits and systems)
24 Hour Live Chat Tech Support
Delivery Throughout the United States
Need it fast? Discover our Ready-to-Ship Systems!
Duties & Taxes Due to Shipping Provider Prior to Delivery

Supermicro 1U 1600W Redundant Power Supply (PWS-1K63A-1R)

  • PMBus 1.2 Support for Remote Management
  • Hot Swappable, N+1
  • 80 Plus Titanium
  • Supermicro Certified
In stock


The Supermicro PWS-1K63A-1R an 80 Plus Titanium power supply capable of supplying 1600W output power greater than 96% efficiency. 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 400,000 hours. 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 Output1600W
Type of Power SupplyPower Supply
Form Factor1U
Dimension (W x H x L)73.5 x 40 x 265 mm
+5V -
+12V83.3A (100-127Vac) 133.3A (200-240Vac)
5V Standby-
+12V Standby3.5A
Input Voltage Range1000W: 100-127Vac 1600W: 200-240Vac 1600W: 200-240Vdc (for CQC only)
Input Frequency Range50-60Hz
Input Current Range100-127Vac / 12 – 9A 200-240Vac / 9 – 7.5A 240Vdc / 9A (CQC only
Output TypeGold Finger
8Pin / 4Pin (12V) Connector-
Inlet ConnectorIEC 60320 C14
PFCYes, PMBus 1.2 support
Energy Efficiency96% Peak
80 Plus Certification80 Plus Titanium
Warranty1 year warranty
Product Environmental ComplianceRoHS and REACH compliant, details available upon request
Title Format Date
PWS-1K63A-1R Spec Sheet PDF Jan 2023

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