Hardware Spec Index

Brontix FN-4374 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4374-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index384 (Case Fans scale)
Category rank#32,160
Street price$9
Power3 W
Performance per dollar42.67
Released2023

Specifications

BrandBrontix
ModelBrontix FN-4374 Ultra
Size140 × 140 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4374 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/8539482 (accessed 2026-10-20).