Hardware Spec Index

Brontix FN-5940 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN5940-ULTRA · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index257 (Case Fans scale)
Category rank#41,685
Street price$9
Power3 W
Performance per dollar28.56
Released2023

Specifications

BrandBrontix
ModelBrontix FN-5940 Ultra
Size140 × 140 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5940 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/7787485 (accessed 2026-10-22).