Hardware Spec Index

Brontix FN-5854 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN5854-PRIME · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index198 (Case Fans scale)
Category rank#29,046
Street price$9
Power3 W
Performance per dollar22.00
Released2022

Specifications

BrandBrontix
ModelBrontix FN-5854 Prime
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5854 Prime 140mm PWM Case Fan”, https://vextor7.com/item/41313990 (accessed 2026-10-23).