Corsair

Corsair HX1000i 1000W 80+ Platinum Modular Power Supply

5.0 (4 reviews)

Unleash Peak Performance with Dependable Power Introducing the Corsair HX1000i Series Power Supply, engineered for high-performance PCs demanding unwavering reliability. This fully modular power supply delivers exceptional voltage control and virtually silent operation, ensuring your system runs ...

$429.00*
In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jun 16, 2026.Price and availability are subject to change.

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Overview

Unleash Peak Performance with Dependable Power

Introducing the Corsair HX1000i Series Power Supply, engineered for high-performance PCs demanding unwavering reliability. This fully modular power supply delivers exceptional voltage control and virtually silent operation, ensuring your system runs smoothly and efficiently, even under heavy loads.

Specifications:

  • Brand: Corsair
  • Efficiency: 92%
  • Form Factor: Internal
  • Input Voltage: 120 V AC, 230 V AC
  • Modular: Yes
  • Number of +12V Rails: 1
  • Output Power: 1 kW
  • Output Voltage: -12 V DC, 12 V DC, 3.3 V DC, 5 V DC
  • Product Family: HXi
  • Product Type: ATX12V & EPS12V Power Supply
  • Output Voltage: -12 V DC @ 800 mA, 12 V DC @ 83.30 A, 3.3 V DC @ 25 A, 5 V DC @ 25 A, 5 V DC @ 3 A
  • Number of Fans: 1

Key Features

More for the money with this high quality Product

Offers premium quality at outstanding saving

Excellent product

100% satisfaction

Specifications

Wattage
1000W
Efficiency Rating
80+ Platinum
Form Factor
Modular

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Pros & Cons

👍 Pros

  • Offers a substantial 1000W power output, suitable for high-performance computing systems with multiple components.
  • Boasts an 80+ Platinum certification, indicating high energy efficiency and reduced heat generation.
  • Features a fully modular design, allowing users to connect only the necessary cables, improving airflow and aesthetics.
  • Provides premium quality, suggesting reliable and stable power delivery to sensitive PC components.
  • Designed for customer satisfaction, indicating a focus on product reliability and performance.

👎 Cons

  • A 1000W power supply might be an overspecification and unnecessary expense for average or less demanding PC builds.
  • The "premium quality" description is general and doesn't specify particular components or build characteristics that justify the claim.
  • The product features do not explicitly mention specific protections (e.g., OVP, OCP), which are crucial for power supply safety.
  • Details on fan type, noise levels, or fan control features are not provided, which are important for acoustic performance.
  • Specific connectivity options, such as the number of PCIe or SATA connectors, are not listed.

Frequently Asked Questions

The Corsair HX1000i power supply provides 1000W of power, suitable for high-performance computer systems.
It carries an 80+ Platinum efficiency rating, indicating high energy efficiency and reduced power waste.
Yes, it is a modular power supply, allowing for custom cable management and improved airflow within a PC case.
The product description highlights its premium quality, suggesting a focus on reliable performance and durability.
With 1000W output, it is designed to support systems with demanding components like multiple GPUs or powerful processors.
It offers premium quality at outstanding savings, aiming to provide excellent value for the performance it delivers.