Hardware Spec Index

Brontix FN-3478 Pro 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3478-PRO · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index845 (Case Fans scale)
Category rank#28,192
Street price$29
Power3 W
Performance per dollar29.14
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3478 Pro
Size140 × 140 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3478 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/871440 (accessed 2026-10-22).