Hardware Spec Index

Brontix FN-4990 Max 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4990-MAX · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index637 (Case Fans scale)
Category rank#15,324
Street price$19
Power3 W
Performance per dollar33.53
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4990 Max
Size140 × 140 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4990 Max 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/51315997 (accessed 2026-10-25).