Hardware Spec Index

Zephyra FN-3985 SE 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3985-SE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index748 (Case Fans scale)
Category rank#30,374
Street price$19
Power2 W
Performance per dollar39.37
Released2021

Specifications

BrandZephyra
ModelZephyra FN-3985 SE
Size140 × 140 × 25 mm
Speed300–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3985 SE 140mm PWM Case Fan”, https://vextor7.com/item/21877678 (accessed 2026-10-25).