Hardware Spec Index

Brontix FN-2991 SE 140mm PWM Case Fan

Case Fans · Brontix · SKU FN2991-SE · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index525 (Case Fans scale)
Category rank#27,938
Street price$19
Power4 W
Performance per dollar27.63
Released2026

Specifications

BrandBrontix
ModelBrontix FN-2991 SE
Size140 × 140 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2991 SE 140mm PWM Case Fan”, https://vextor7.com/item/76523066 (accessed 2026-10-25).