Hardware Spec Index

Brontix FN-6939 Pro 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN6939-PRO · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index932 (Case Fans scale)
Category rank#4,372
Street price$29
Power3 W
Performance per dollar32.14
Released2024

Specifications

BrandBrontix
ModelBrontix FN-6939 Pro
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6939 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/17834147 (accessed 2026-10-20).