Hardware Spec Index

Brontix FN-3631 Prime 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3631-PRIME · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,352 (Case Fans scale)
Category rank#42,077
Street price$49
Power3 W
Performance per dollar27.59
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3631 Prime
Size120 × 120 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3631 Prime 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/91675718 (accessed 2026-10-19).