Hardware Spec Index

Brontix FN-9439 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN9439-ULTRA · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index472 (Case Fans scale)
Category rank#30,206
Street price$19
Power4 W
Performance per dollar24.84
Released2024

Specifications

BrandBrontix
ModelBrontix FN-9439 Ultra
Size120 × 120 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9439 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5767597 (accessed 2026-10-25).