Hardware Spec Index

Brontix FN-4739 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4739-PRO · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index400 (Case Fans scale)
Category rank#31,905
Street price$9
Power4 W
Performance per dollar44.44
Released2025

Specifications

BrandBrontix
ModelBrontix FN-4739 Pro
Size120 × 120 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4739 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/21926381 (accessed 2026-10-26).