Hardware Spec Index

Brontix FN-7789 Plus 140mm PWM Case Fan

Case Fans · Brontix · SKU FN7789-PLUS · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index552 (Case Fans scale)
Category rank#46,612
Street price$19
Power4 W
Performance per dollar29.05
Released2021

Specifications

BrandBrontix
ModelBrontix FN-7789 Plus
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7789 Plus 140mm PWM Case Fan”, https://vextor7.com/item/99865397 (accessed 2026-10-20).