Hardware Spec Index

Brontix FN-4140 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4140-SE · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index316 (Case Fans scale)
Category rank#22,115
Street price$9
Power2 W
Performance per dollar35.11
Released2022

Specifications

BrandBrontix
ModelBrontix FN-4140 SE
Size120 × 120 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4140 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/231708 (accessed 2026-10-23).