Hardware Spec Index

Brontix FN-3400 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3400-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index560 (Case Fans scale)
Category rank#22,534
Street price$19
Power3 W
Performance per dollar29.47
Released2019

Specifications

BrandBrontix
ModelBrontix FN-3400 Ultra
Size140 × 140 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3400 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/1828872 (accessed 2026-10-24).