Hardware Spec Index

Brontix FN-5631 SE 120mm PWM Case Fan

Case Fans · Brontix · SKU FN5631-SE · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index543 (Case Fans scale)
Category rank#30,314
Street price$19
Power4 W
Performance per dollar28.58
Released2022

Specifications

BrandBrontix
ModelBrontix FN-5631 SE
Size120 × 120 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5631 SE 120mm PWM Case Fan”, https://vextor7.com/item/5110568 (accessed 2026-10-26).