Hardware Spec Index

Brontix FN-9900 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9900-PRIME · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index421 (Case Fans scale)
Category rank#20,371
Street price$19
Power3 W
Performance per dollar22.16
Released2025

Specifications

BrandBrontix
ModelBrontix FN-9900 Prime
Size120 × 120 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9900 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2018886 (accessed 2026-10-22).