Hardware Spec Index

Brontix FN-5091 Pro 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN5091-PRO · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index990 (Case Fans scale)
Category rank#2,888
Street price$29
Power3 W
Performance per dollar34.14
Released2025

Specifications

BrandBrontix
ModelBrontix FN-5091 Pro
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5091 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/21825704 (accessed 2026-10-25).