Hardware Spec Index

Brontix FN-6638 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN6638-PRO · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index622 (Case Fans scale)
Category rank#40,894
Street price$19
Power3 W
Performance per dollar32.74
Released2019

Specifications

BrandBrontix
ModelBrontix FN-6638 Pro
Size120 × 120 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6638 Pro 120mm PWM Case Fan”, https://vextor7.com/item/1966083 (accessed 2026-10-23).