Hardware Spec Index

Brontix FN-1709 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN1709-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index713 (Case Fans scale)
Category rank#33,186
Street price$19
Power4 W
Performance per dollar37.53
Released2025

Specifications

BrandBrontix
ModelBrontix FN-1709 Ultra
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1709 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/45305093 (accessed 2026-10-19).