Hardware Spec Index

Brontix FN-8691 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN8691-PRIME · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index1,250 (Case Fans scale)
Category rank#22,376
Street price$39
Power3 W
Performance per dollar32.05
Released2020

Specifications

BrandBrontix
ModelBrontix FN-8691 Prime
Size140 × 140 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise35 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-8691 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/2801932 (accessed 2026-10-23).