Hardware Spec Index

Brontix FN-3353 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3353-ULTRA · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index713 (Case Fans scale)
Category rank#45,815
Street price$19
Power4 W
Performance per dollar37.53
Released2025

Specifications

BrandBrontix
ModelBrontix FN-3353 Ultra
Size140 × 140 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3353 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/94513664 (accessed 2026-10-25).