Hardware Spec Index

Brontix FN-4358 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4358-PRIME · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index234 (Case Fans scale)
Category rank#41,730
Street price$9
Power4 W
Performance per dollar26.00
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4358 Prime
Size140 × 140 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4358 Prime 140mm PWM Case Fan”, https://vextor7.com/item/17518649 (accessed 2026-10-19).