Hardware Spec Index

Brontix FN-3477 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3477-ULTRA · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index755 (Case Fans scale)
Category rank#32,262
Street price$29
Power3 W
Performance per dollar26.03
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3477 Ultra
Size140 × 140 × 25 mm
Speed200–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3477 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/8047018 (accessed 2026-10-25).