Hardware Spec Index

Brontix FN-4747 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4747-PRO · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index648 (Case Fans scale)
Category rank#47,583
Street price$19
Power3 W
Performance per dollar34.11
Released2024

Specifications

BrandBrontix
ModelBrontix FN-4747 Pro
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4747 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/9558192 (accessed 2026-10-23).