Hardware Spec Index

Zephyra FN-3881 Prime 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3881-PRIME · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index1,336 (Case Fans scale)
Category rank#11,791
Street price$39
Power4 W
Performance per dollar34.26
Released2022

Specifications

BrandZephyra
ModelZephyra FN-3881 Prime
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3881 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/93039886 (accessed 2026-10-22).