Hardware Spec Index

Brontix FN-5991 SE 120mm PWM Case Fan

Case Fans · Brontix · SKU FN5991-SE · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index290 (Case Fans scale)
Category rank#48,482
Street price$9
Power3 W
Performance per dollar32.22
Released2022

Specifications

BrandBrontix
ModelBrontix FN-5991 SE
Size120 × 120 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5991 SE 120mm PWM Case Fan”, https://vextor7.com/item/2948063 (accessed 2026-10-24).