Hardware Spec Index

Zephyra FN-6531 Pro 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN6531-PRO · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index719 (Case Fans scale)
Category rank#45,830
Street price$29
Power4 W
Performance per dollar24.79
Released2021

Specifications

BrandZephyra
ModelZephyra FN-6531 Pro
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6531 Pro 120mm PWM Case Fan”, https://vextor7.com/item/9854036 (accessed 2026-10-22).