Hardware Spec Index

Brontix FN-1786 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN1786-PRO · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index291 (Case Fans scale)
Category rank#3,707
Street price$9
Power3 W
Performance per dollar32.33
Released2025

Specifications

BrandBrontix
ModelBrontix FN-1786 Pro
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1786 Pro 140mm PWM Case Fan”, https://vextor7.com/item/1488096 (accessed 2026-10-23).