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Supermicro 1400W 1U Redundant AC-DC Power Supply (PWS-1K41F-1R)

  • Platinum 92%+ Efficiency
  • PMBus 1.2 Support Power Supply
  • Front Loaded with AC inlet connected externally
  • Supermicro Certified
In stock


The Supermicro PWS-1K41F-1R is an 80 Plus Gold power supply capable of supplying 1400W output power at 92% 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 250,000 hours and an LED indicator to keep you informed on normal/abnormal conditions for your PSU. 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 Output1300W
Type of Power SupplyAC-DC
Form Factor1U
Dimension (W x H x L)298 x 104.5 x 40.4mm
+5V N/A
+12V100A @ 100-140Vac
+3.3V 117A @ 180-240Vac
5V Standby6A
Input Voltage Range1200W (100-140Vac) // 1400W (180-240Vac)
Input Frequency Range 50-60Hz
Input Current Range 14.7-10.5A (1200W) // 9.5-7.2A (1400W)
Output TypeGold Finger
8Pin / 4Pin (12V) ConnectorNo
Voltage / CurrentPMbus 1.1 Compatible
Energy Efficiency 92%+ Efficiency
80 Plus Certification80 Plus Gold
Validated SystemsSYS-6016GT-TF-TC1, SYS-6016GT-TF-TC2, SYS-6016GT-TF-TM1, SYS-6016GT-TF-TM2, SYS-8026B-6RF, SYS-8026B-TRF
Validated ChassisCSE-748TQ-R1400B, CSE-818TQ-1400LPB, CSE-828TQ+-R1400LPB, CSE-828TQ-R1400LPB
Warranty1 year warranty
Product Environmental ComplianceRoHS and REACH compliant, details available upon request
PWS-1K41F-1R Spec Sheet PDF July 2018
PWS-1K41F-1R 80 PLUS Test Report PDF October 2009

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