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Black non-modular ATX power supply unit with fixed cables visible

Raidmax

Raidmax RX850AESD 850 W power supply

SKU CH-JP56-H01Z3 MPN RX850AESD

850 W non-modular ATX 3.1 power supply with native 12VHPWR connector for RTX 50 series and AMD RX 7000/9000 graphics cards, SI-trusted OEM design with 80+ Gold efficiency and full protection suite

  • ColorBlack
  • TypeATX 3.0 Compatible
  • Maximum Power850 W
  • PFCActive
  • Main Connector20+4 Pin
  • +12V RailsSingle

Options ATX 80+ Gold 850W - RX-850AED

  • Trusted by system integrators for long-term stability
  • 850 W continuous output with > 90 % efficiency
  • ATX 3.1 and PCIe Gen 5 ready for RTX 50 and AMD RX 7900/7700
  • Native 12VHPWR plus 2 x 6+2-Pin PCIe and 6 SATA connectors
  • Non-modular straight-cable layout reduces connection points

ATX 3.1 PSU for modern GPUs

The Raidmax RX850AESD is an 850 W non-modular power supply built to the ATX 3.1 standard. It includes a native 12VHPWR connector for RTX 50 series and AMD RX 7900, 7700 and 9000 class graphics cards. The unit is an SI-trusted OEM design supplied in brown box packaging for system builders who value proven reliability over aesthetics.

Check clearance and cable routing

Verify that your case can accommodate a 5.4 inch deep unit with fixed cables already attached. Ensure your motherboard accepts a standard 20+4 pin main connector and that you have routing space for six SATA power plugs and two 6+2 pin PCIe connectors. The PSU operates on 100 to 240 V input with active PFC and single 12 V rail topology.

Replaces older non-ATX 3.0 units

This unit upgrades from power supplies that lack the 12VHPWR connector or ATX 3.1 compliance required by current high-end GPUs. The jump is worth it when building a new system around an RTX 50 series or AMD RX 7000 and 9000 series card, or when an existing 80+ Gold 850 W non-modular PSU shows age-related instability under transient loads.

Highlights

  • Trusted by system integrators for long-term stability
  • 850 W continuous output with > 90 % efficiency
  • ATX 3.1 and PCIe Gen 5 ready for RTX 50 and AMD RX 7900/7700
  • Native 12VHPWR plus 2 x 6+2-Pin PCIe and 6 SATA connectors
  • Non-modular straight-cable layout reduces connection points

Specifications

BrandRAIDMAX
SeriesCobra
ModelRX850AESD
ColorBlack
TypeATX 3.0 Compatible
Maximum Power850 W
PFCActive
Main Connector20+4 Pin
+12V RailsSingle
PCI-Express Connector2 x 6+2-Pin
SATA Power Connector6
ModularNon-Modular
Efficiency> 90%
Over Voltage ProtectionYes
Overload ProtectionYes
Input Voltage100 - 240 V
Dimensions5.4"x3.14"x5.4"
Weight2

Other versions of this model

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Questions about this item

Will the included 12VHPWR connector support an RTX 50 series graphics card without an adapter?

Yes, the unit ships with a native 12VHPWR connector that is ATX 3.1 and PCIe Gen 5 ready for RTX 50 series cards

How many SATA drives can I power from the fixed cables?

Six SATA power connectors are provided on the non-modular cable set

Does the 850 W rating represent continuous output at typical operating temperatures?

The supply delivers 850 W continuous power with 80+ Gold efficiency and full protection suite

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