Hardware Spec Index

Brontix FN-4789 Pro 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4789-PRO · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index962 (Case Fans scale)
Category rank#46,072
Street price$29
Power4 W
Performance per dollar33.17
Released2025

Specifications

BrandBrontix
ModelBrontix FN-4789 Pro
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4789 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4032840 (accessed 2026-10-20).