Hardware Spec Index

Zephyra FN-3521 Max 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3521-MAX · Released 2021 · Updated 2026-10-18

Key facts

Benchmark index917 (Case Fans scale)
Category rank#47,779
Street price$29
Power4 W
Performance per dollar31.62
Released2021

Specifications

BrandZephyra
ModelZephyra FN-3521 Max
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3521 Max 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/14039 (accessed 2026-10-18).