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NZXT C1500 Platinum ATX 3.1

NZXT C1500 Platinum ATX 3.1 Specifications

The NZXT C1500 Platinum ATX 3.1 by NZXT is a power supply unit that provides 1500 watts of power output. This unit follows the 3.1 standard and comes in a ATX size. It is certified with 80 PLUS® Platinum and rated at Platinum efficiency, reaching a peak efficiency of 93%. It features a 140 mm cooling fan with fan stop support, and is actively cooled. This PSU is modular . It delivers:

  • 125 A on the 12V rail (1 rail(s))
  • 22 A on the 5V rail
  • 22 A on the 3.3V rail
Operating at 100-240 V input, it includes a 10-year warranty. Physical dimensions are 140 x 140 x 25 mm.

NZXT C1500 Platinum ATX 3.1 Performance Review

The NZXT C1500 Platinum ATX 3.1 is classified as a very high power PSU, suitable for extreme gaming rigs and professional workstation setups. It is designed to support ultra high TDP CPUs and multiple high-end GPUs that demand high sustained power delivery and stability under full load.

This PSU provides a very high efficiency of 93%, rated as Platinum. It offers superior energy conversion and lower heat output, making it ideal for performance systems. The included 10-year warranty suggests strong build quality and long-term reliability.

From a cost-efficiency standpoint, this PSU offers low value, with a high cost of $246.0 per kilowatt. However, it compensates with high performance and top-tier efficiency, which justifies the premium for users seeking maximum reliability and power delivery. Enthusiast builders and professionals may still find it worthwhile despite the cost.

Power Supply Information

Manufacturer: NZXT

Power Supply Name: NZXT C1500 Platinum ATX 3.1

Current Price Amazon: $369

  • Amazon Price Updated: 2 days, 13 hours ago.

  • Power Supply Available: True

    Power Output: 1500 W

    ATX Version / Form Factor: 3.1 / ATX

    Certifications: 80 PLUS® Platinum

    Efficiency Rating: Platinum

    Modular / Fanless: True / False

    Fan Size / Fan Stop: 140 mm / True

    Dimensions: 140 x 140 x 25 mm

    Warranty: 10 years

    Input Voltage: 100-240 V

    Performance

    Number of 12 V Rails: 1

    Output 12 V / 5 V / 3.3 V: 125 A / 22 A / 22 A

    Maximum Efficiency: 93%

    Calculated Performance

    Performance: 91.1%

    Performance per Price: 24.7%

    Price per kW: 246.0 USD/kW