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Rectangular silver server PSU with black handle and mesh grille

Supermicro

Supermicro PWS-920P-1R 920W 80 Plus Platinum redundant server power supply

SKU CH-PV9W-S4T6T

A 920W redundant server power supply with 80 Plus Platinum efficiency and hot-swap capability for continuous operation

  • Max wattage920 W
  • Power supply redundancyRedundant
  • Supply voltage100–240 V
  • AC input frequency50/60 Hz
  • Efficiency certification80 PLUS PLATINUM Certified
  • Product typePower Supplies
  • 920 watt maximum power supports demanding server workloads
  • 80 Plus Platinum certification delivers high energy efficiency across load levels
  • Redundant design keeps systems running if one module fails
  • Hot-swap capability allows replacement without shutting down the server
  • Wide 100 to 240 volt input range works with global power grids

Server redundancy and hot-swap design

The Supermicro PWS-920P-1R is a redundant server power supply built for mission-critical systems that require continuous uptime. Its hot-swap capability allows a failed unit to be replaced without powering down the chassis. This makes it suitable for data-centre and enterprise environments where service interruption is unacceptable.

Platinum efficiency under sustained load

The unit delivers up to 920 W while maintaining 80 PLUS PLATINUM certified efficiency across typical operating ranges. High efficiency reduces waste heat during prolonged, heavy workloads and lowers overall energy consumption. Stable output is maintained across the full 100-240 V input range at 50/60 Hz.

Thermal and acoustic profile in normal use

Efficient conversion minimises internal heat generation, allowing cooling fans to run at lower speeds during standard operation. This contributes to quieter rack environments and reduced strain on facility cooling systems. Power draw scales closely with actual load rather than peaking unnecessarily.

How it compares

Measured against everything we stock in Server & Hot-Plug PSUs, at today’s prices. Recalculated every night.

Price $41.99
Cheaper than about 89% of the 3,798 comparable items (median $131.99).
Max wattage 920 W
Higher than about 73% of the 235 comparable items (median 668 W).

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Specifications

Product
Brand nameSuperMicro
Part numberPWS-920P-1R
Product typePower Supplies
Power
Max wattage920 W
Power supply redundancyRedundant
Supply voltage100–240 V
AC input frequency50/60 Hz
Efficiency certification80 PLUS PLATINUM Certified

Questions about this item

How much heat and fan noise should I expect from the 920 W 80 Plus Platinum unit running continuously?

The 80 Plus Platinum rating means the supply runs at high efficiency across typical loads, so less input power is wasted as heat and the fan can stay at lower speeds during all-day operation.

What chassis feature must my server already have for this hot-swap redundant supply to work?

Your chassis needs a matching redundant power bay with the same hot-swap connector and backplane so the module can slide in and lock without tools.

Will this 100-240 V, 50/60 Hz unit share load cleanly with an older supply of a different wattage in the same chassis?

Redundant supplies are designed to share current automatically; as long as the older module fits the same bay and supports the chassis signalling, the pair will balance load without manual adjustment.

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