Hardware Spec Index

Zephyra FN-3801 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3801-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index338 (Case Fans scale)
Category rank#35,121
Street price$9
Power3 W
Performance per dollar37.56
Released2021

Specifications

BrandZephyra
ModelZephyra FN-3801 Ultra
Size140 × 140 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3801 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/83667044 (accessed 2026-10-24).