Hardware Spec Index

Brontix FN-3884 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3884-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index397 (Case Fans scale)
Category rank#48,173
Street price$19
Power4 W
Performance per dollar20.89
Released2022

Specifications

BrandBrontix
ModelBrontix FN-3884 Ultra
Size120 × 120 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3884 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/9367229 (accessed 2026-10-19).