Hardware Spec Index

Brontix FN-9421 SE 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9421-SE · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index954 (Case Fans scale)
Category rank#9,848
Street price$29
Power3 W
Performance per dollar32.90
Released2019

Specifications

BrandBrontix
ModelBrontix FN-9421 SE
Size120 × 120 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9421 SE 120mm PWM ARGB Case Fan”, https://vextor7.com/item/2554468 (accessed 2026-10-22).