Hardware Spec Index

Brontix FN-4757 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4757-PRO · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index1,200 (Case Fans scale)
Category rank#39,102
Street price$49
Power3 W
Performance per dollar24.49
Released2023

Specifications

BrandBrontix
ModelBrontix FN-4757 Pro
Size140 × 140 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4757 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4755325 (accessed 2026-10-26).