Free Shipping to the Continental US Over $200 (Excluding rail kits and systems)

Supermicro 1200W 1U Redundant Power Supply (PWS-1K23A-1R)

  • PMBus 1.2 Support for Remote Management
  • Flexible Redundancy Control
  • 80 Plus Titanium
  • Supermicro Certified
Buy More, Save More
In stock


The Supermicro PWS-1K23A-1R an 80 Plus Titanium power supply capable of supplying 1200W 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 200,000 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 Output 1000W / 1200W
Type Module
Type of Power Supply Power Supply
Form Factor 1U
Dimension (W x H x L) 76 x 40 x 336 mm
+5V N/A
+12V 83/100A
+3.3V N/A
5V Standby 4A
Input Voltage Range 100-127V, 200-240V
Input Frequency Range 50-60Hz
Input Current Range 15-12A, 8.5-7A
Output Type Gold Finger (19 Pair Connector)
8Pin / 4Pin (12V) Connector N/A
Voltage / Current Yes
Energy Efficiency 96% Peak
80 Plus Certification 80 Plus Titanium
Validated Systems AS-2113S-WN24RT, AS-2113S-WTRT, SSG-927R-E2CJB, SSG-937R-E2CJB, SSG-947R-E2CJB, SSG-2028R-DE2CR24L, SSG-2029P-ACR24H, SSG-2029P-ACR24L, SSG-2029P-E1CR24H, SSG-2029P-E1CR24L, SSG-5049P-E1CTR36L, SSG-6029P-E1CR12H, SSG-6029P-E1CR12L, SSG-6029P-E1CR12T, SSG-6038R-DE2CR16L, SSG-6039P-E1CR16H, SSG-6039P-E1CR16L, SSG-6049P-E1CR24H, SSG-6049P-E1CR24L, SSG-6049P-E1CR36H, SSG-6049P-E1CR36L, SYS-2029P-C1R, SYS-2029P-C1RT, SYS-6029P-WTRT, SYS-6029TR-DTR, SYS-F629P3-RC0B, SYS-F629P3-RC1B, SYS-F629P3-RTB, SYS-F629P3-RTBN
Validated Chassis CSE-213AC-R1K23LPB, CSE-213AC8-R1K23WB, CSE-216BAC4-R1K23LPB, CSE-216BE1C4-R1K23LPB, CSE-417BE1C-R1K23JBOD, CSE-417BE2C-R1K23JBOD, CSE-826BAC4-R1K23LPB, CSE-826BAC4-R1K23WB, CSE-826BE1C4-R1K23LPB, CSE-835BTQC-R1K23B, CSE-836BE1C-R1K23B, CSE-836BHE1C-R1K23B, CSE-846BE1C-R1K23B, CSE-846BE2C-R1K23B, CSE-846XA-R1K23B, CSE-846XE1C-R1K23B, CSE-846XE2C-R1K23B, CSE-847BE1C4-R1K23LPB, CSE-847BE2C-R1K23LPB
Warranty 1 year warranty
Product Environmental Compliance RoHS and REACH compliant, details available upon request
PWS-1K23A-1R Spec Sheet PDF July 2016
PWS-1K23A-1R 80 PLUS Test Report PDF December 2014

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