Hardware Spec Index

Zephyra FN-9491 Plus 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN9491-PLUS · Released 2019 · Updated 2026-10-18

Key facts

Benchmark index613 (Case Fans scale)
Category rank#15,523
Street price$19
Power3 W
Performance per dollar32.26
Released2019

Specifications

BrandZephyra
ModelZephyra FN-9491 Plus
Size140 × 140 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-9491 Plus 140mm PWM Case Fan”, https://vextor7.com/item/78287564 (accessed 2026-10-18).