Hardware Spec Index

Brontix FN-5687 Prime 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN5687-PRIME · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,084 (Case Fans scale)
Category rank#22,571
Street price$39
Power3 W
Performance per dollar27.79
Released2021

Specifications

BrandBrontix
ModelBrontix FN-5687 Prime
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5687 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/51312026 (accessed 2026-10-25).