Hardware Spec Index

Brontix FN-3987 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3987-PRO · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index1,100 (Case Fans scale)
Category rank#31,806
Street price$39
Power4 W
Performance per dollar28.21
Released2019

Specifications

BrandBrontix
ModelBrontix FN-3987 Pro
Size140 × 140 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3987 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/9028009 (accessed 2026-10-19).