Hardware Spec Index

Brontix FN-7789 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN7789-PRIME · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index638 (Case Fans scale)
Category rank#47,634
Street price$19
Power4 W
Performance per dollar33.58
Released2020

Specifications

BrandBrontix
ModelBrontix FN-7789 Prime
Size120 × 120 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7789 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/83358610 (accessed 2026-10-21).