Hardware Spec Index

Brontix FN-4651 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4651-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index829 (Case Fans scale)
Category rank#34,056
Street price$29
Power3 W
Performance per dollar28.59
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4651 Ultra
Size140 × 140 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise26 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-4651 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/549215 (accessed 2026-10-19).