Hardware Spec Index

Brontix FN-4051 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4051-ULTRA · Released 2026 · Updated 2026-10-27

Key facts

Benchmark index1,257 (Case Fans scale)
Category rank#33,738
Street price$49
Power4 W
Performance per dollar25.65
Released2026

Specifications

BrandBrontix
ModelBrontix FN-4051 Ultra
Size140 × 140 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise33 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-4051 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/65029962 (accessed 2026-10-27).