Hardware Spec Index

Brontix FN-9791 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9791-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index264 (Case Fans scale)
Category rank#28,679
Street price$9
Power3 W
Performance per dollar29.33
Released2021

Specifications

BrandBrontix
ModelBrontix FN-9791 Prime
Size120 × 120 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9791 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/15210271 (accessed 2026-10-22).