Hardware Spec Index

Brontix FN-4658 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4658-PRIME · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index508 (Case Fans scale)
Category rank#11,748
Street price$19
Power4 W
Performance per dollar26.74
Released2025

Specifications

BrandBrontix
ModelBrontix FN-4658 Prime
Size140 × 140 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4658 Prime 140mm PWM Case Fan”, https://vextor7.com/item/8926696 (accessed 2026-10-23).