Hardware Spec Index

Brontix FN-9847 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9847-ULTRA · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index453 (Case Fans scale)
Category rank#30,053
Street price$19
Power4 W
Performance per dollar23.84
Released2022

Specifications

BrandBrontix
ModelBrontix FN-9847 Ultra
Size120 × 120 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9847 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/460123 (accessed 2026-10-20).