Hardware Spec Index

Brontix FN-4398 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4398-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index715 (Case Fans scale)
Category rank#4,232
Street price$19
Power4 W
Performance per dollar37.63
Released2025

Specifications

BrandBrontix
ModelBrontix FN-4398 Ultra
Size120 × 120 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4398 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5167986 (accessed 2026-10-22).