Hardware Spec Index

Zephyra FN-4990 Plus 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4990-PLUS · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index263 (Case Fans scale)
Category rank#42,771
Street price$9
Power4 W
Performance per dollar29.22
Released2022

Specifications

BrandZephyra
ModelZephyra FN-4990 Plus
Size120 × 120 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4990 Plus 120mm PWM Case Fan”, https://vextor7.com/item/41491468 (accessed 2026-10-25).