Hardware Spec Index

Zephyra FN-3291 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3291-PRO · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index983 (Case Fans scale)
Category rank#46,498
Street price$39
Power4 W
Performance per dollar25.21
Released2020

Specifications

BrandZephyra
ModelZephyra FN-3291 Pro
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise23 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-3291 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/56524429 (accessed 2026-10-25).