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Corsair

Corsair CP-9020044-NA AX860 860W Platinum PSU

★★★★★4.2 (179 reviews)
860W80PLUS Platinum

Power Your System Efficiently with Corsair AX860 PSU The Corsair AX860 is an 860-watt power supply designed for high efficiency and reliability. With an 80+ Platinum certification and a fully modular design, this PSU delivers clean and stable power while simplifying cable management. Specificat...

$198.02*
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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.

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Overview

Power Your System Efficiently with Corsair AX860 PSU

The Corsair AX860 is an 860-watt power supply designed for high efficiency and reliability. With an 80+ Platinum certification and a fully modular design, this PSU delivers clean and stable power while simplifying cable management.

Specifications:

  • Wattage: 860 Watts
  • Certification: 80+ Platinum
  • Design: Fully Modular
  • Input Voltage: 110 V AC, 220 V AC

Key Features

The latest ATX12V v2.31 and EPS 2.92 standards and it is backward compatible with ATX12V 2.2 and ATX12V 2.01 systems

Silent at low to moderate load due to high efficiency and zero RPM fanless mode. Ultra quiet at high loads with 120mm dual-ball bearing fan.A Seven year warranty and lifetime access to Corsair’s legendary technical support and customer service

80PLUS Platinum certified, delivering over 92% energy efficiency at real world load conditions.

Active Power Factor Correction (PFC) with PF value of 0.99.Over-voltage and over-current protection, under-voltage protection, and short circuit protection provide maximum safety to your critical system components.Universal AC input from 90~264V

MTBF hours:100,000 hours

Specifications

Power Output
860W
Efficiency Certification
80PLUS Platinum
ATX Standard
ATX12V v2.31
EPS Standard
EPS 2.92
Cooling
120mm dual-ball bearing fan, Zero RPM fanless mode
PFC
Active Power Factor Correction (0.99 PF)
Input Voltage
Universal AC input from 90~264V
MTBF Hours
100,000 hours
Warranty
Seven year

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Pros & Cons

👍 Pros

  • 80PLUS Platinum certified, achieving over 92% energy efficiency at real-world load conditions.
  • Offers a silent operation at low to moderate loads due to high efficiency and a zero RPM fanless mode.
  • Maintains an ultra-quiet operation even at high loads, supported by its 120mm dual-ball bearing fan.
  • Adheres to the latest ATX12V v2.31 and EPS 2.92 standards, while being backward compatible with older systems.
  • Features Active Power Factor Correction (PFC) with a PF value of 0.99 for improved power quality.
  • Includes comprehensive protection features: over-voltage, over-current, under-voltage, and short circuit protection.
  • Supports a universal AC input from 90~264V, providing flexibility in power environments.
  • Boasts a long MTBF (Mean Time Between Failures) of 100,000 hours, indicating high reliability.
  • Comes with a seven-year warranty and lifetime access to Corsair’s technical support.

👎 Cons

  • The 860W power output may be excessive for basic PC builds, leading to unnecessary cost.
  • The "zero RPM fanless mode" may not be active under all load conditions, especially higher ones.
  • Full compatibility with ATX12V v2.31 and EPS 2.92 may not be critical for older system builds.
  • The universal AC input is a standard feature on most power supplies, not a unique advantage.
  • Advanced users might desire more detailed information on specific rail capacities and modular cabling options.

Frequently Asked Questions

The Corsair AX860 is 80PLUS Platinum certified, delivering over 92% energy efficiency at real-world load conditions.
It is silent at low to moderate loads due to its high efficiency and zero RPM fanless mode, and ultra-quiet at high loads with its 120mm dual-ball bearing fan.
This PSU provides an 860W power output.
Yes, it includes over-voltage and over-current protection, under-voltage protection, and short circuit protection to ensure maximum safety for critical system components.
Yes, it adheres to the latest ATX12V v2.31 and EPS 2.92 standards and is backward compatible with ATX12V 2.2 and ATX12V 2.01 systems.
The Corsair AX860 comes with a seven-year warranty and lifetime access to Corsair’s technical support and customer service.

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