Hardware Spec Index

Zephyra FN-3831 Core 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3831-CORE · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index334 (Case Fans scale)
Category rank#33,307
Street price$9
Power4 W
Performance per dollar37.11
Released2020

Specifications

BrandZephyra
ModelZephyra FN-3831 Core
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3831 Core 140mm PWM Case Fan”, https://vextor7.com/item/3027596 (accessed 2026-10-21).