Hardware Spec Index

Brontix FN-4480 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4480-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index326 (Case Fans scale)
Category rank#40,508
Street price$9
Power3 W
Performance per dollar36.22
Released2024

Specifications

BrandBrontix
ModelBrontix FN-4480 Ultra
Size140 × 140 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4480 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3593142 (accessed 2026-10-20).