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White ATX power supply unit with modular cable sockets and a perforated exhaust grille

Corsair

Corsair RM850e CP-9020293-NA 850 W power supply White

SKU CH-7BVS-DBGDQ MPN CP-9020293-NA

Fully modular 850 W ATX 3.1 power supply with Cybenetics Gold efficiency, 12V-2x6 cable and 105 °C-rated capacitors in white

  • ColorWhite
  • TypeATX 3.1 Compatible
  • Maximum Power850 W
  • ModularFull Modular
  • Energy-EfficientCybenetics Gold
  • Input Voltage100 - 240 V

Options 2025 RMe Series (850W)- White

  • ATX 3.1 and PCIe 5.1 compliance ready for modern GPU installs
  • Fully modular cabling keeps builds clean and airflow unobstructed
  • Cybenetics Gold rating cuts waste heat and lowers running costs
  • 105 °C-rated capacitors ensure long-term reliability under load
  • Modern Standby support enables faster wake times from sleep

850 W fully modular ATX 3.1 supply

The Corsair RM850e delivers 850 W of continuous power through a fully modular cable set. It meets ATX 3.1 and PCIe 5.1 requirements, so modern graphics cards can connect directly via the included 12V-2x6 cable. The white finish suits light-themed builds.

Cybenetics Gold efficiency with 105 °C capacitors

Cybenetics Gold certification confirms high efficiency across typical loads, reducing waste heat and fan speed. Japanese capacitors rated for 105 °C maintain stable output during sustained operation. Modern Standby support allows rapid wake from low-power states.

12V-2x6 cable included for new GPUs

The bundled 12V-2x6 cable removes the need for an adapter when installing PCIe 5.1 graphics cards. Full modularity lets builders attach only the cables their system requires, simplifying routing and improving airflow.

Highlights

  • ATX 3.1 and PCIe 5.1 compliance ready for modern GPU installs
  • Fully modular cabling keeps builds clean and airflow unobstructed
  • Cybenetics Gold rating cuts waste heat and lowers running costs
  • 105 °C-rated capacitors ensure long-term reliability under load
  • Modern Standby support enables faster wake times from sleep

Specifications

BrandCORSAIR
SeriesRMx Series
ModelRM850e
Part NumberCP-9020293-NA
ColorWhite
TypeATX 3.1 Compatible
Maximum Power850 W
ModularFull Modular
Energy-EfficientCybenetics Gold
Input Voltage100 - 240 V
Input Frequency Range47 - 63 Hz
Input Current10A-5A
Shipping weight1.42 kg
Package size287 × 183 × 127 mm

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Questions about this item

How do I install the 12V-2x6 cable that comes with the RM850e?

Connect the 12V-2x6 cable directly to the graphics card's power socket, then plug the other end into the labelled PCIe port on the fully modular PSU. The step people miss is seating both connectors until they click; a loose fit can cause power instability.

What maintenance will the RM850e need after a few years of use?

The 105°C-rated capacitors are rated for long life, so no scheduled capacitor replacement is expected. Periodic dust removal from the fan intake with compressed air keeps airflow optimal and noise low.

What limit appears first when the RM850e runs at high load for extended periods?

The 850 W maximum power rating is the first hard limit; sustained loads above that will trigger over-power protection and shut the unit down.

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