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General Information
Manufacturer Supermicro Computer, Inc
Manufacturer Part Number PWS-1K81P-1R
Manufacturer Website Address
Brand Name Supermicro
Product Model PWS-1K81P-1R
Product Name PWS-1K81P-1R Redundant Power Module
Marketing Information

Supermicro's wide range of high efficiency power supplies offer many important features including Platinum / Gold Level efficiency, digital switching control, super quiet operation, redundancy, DC inputs, FCC Class B certification, EuP standard support, remote monitoring with PMBus, support for GPUs/graphics cards, Supermicro's signature server level quality and reliability; in a variety of form factors (ATX, slim, short depth).

Supermicro's power supplies are designed for enterprise level applications where high quality and reliability are critical, and where the highest power efficiencies are required to reduce TCO (Total Cost of Ownership). With strong experience in the server systems market, Supermicro is experienced in testing and validating these power supplies in all relevant enterprise environments under all necessary operating conditions, compiling long operating records for multiple applications.

Product Type Power Module
Power Description
Input Voltage
  • 110 V AC
  • 220 V AC

Output Voltage
  • 5 V DC
  • 12 V DC

Output Power
  • 1 kW
  • 1.20 kW
  • 1.80 kW

Physical Characteristics
Height 1.57" (40 mm)
Width 3.58" (91 mm)
Length 12.01" (305 mm)
Weight (Approximate) 4.54 kg
Environmentally Friendly Yes
Environmental Certification 80 Plus Platinum
Limited Warranty 1 Year
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