Hardware Spec Index

Zephyra FN-3491 Max 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3491-MAX · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index533 (Case Fans scale)
Category rank#46,722
Street price$19
Power4 W
Performance per dollar28.05
Released2020

Specifications

BrandZephyra
ModelZephyra FN-3491 Max
Size140 × 140 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3491 Max 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/868467 (accessed 2026-10-24).