Hardware Spec Index

Zephyra FN-3990 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3990-PRO · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index1,079 (Case Fans scale)
Category rank#33,552
Street price$39
Power3 W
Performance per dollar27.67
Released2023

Specifications

BrandZephyra
ModelZephyra FN-3990 Pro
Size140 × 140 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3990 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/15464772 (accessed 2026-10-24).