Hardware Spec Index

Brontix FN-7705 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN7705-PRO · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index227 (Case Fans scale)
Category rank#48,120
Street price$9
Power3 W
Performance per dollar25.22
Released2024

Specifications

BrandBrontix
ModelBrontix FN-7705 Pro
Size140 × 140 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7705 Pro 140mm PWM Case Fan”, https://vextor7.com/item/6708256 (accessed 2026-10-26).