Hardware Spec Index

Brontix FN-9840 Plus 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9840-PLUS · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index523 (Case Fans scale)
Category rank#12,426
Street price$19
Power4 W
Performance per dollar27.53
Released2024

Specifications

BrandBrontix
ModelBrontix FN-9840 Plus
Size120 × 120 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9840 Plus 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/18435005 (accessed 2026-10-23).