Hardware Spec Index

Brontix FN-3987 Plus 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3987-PLUS · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index524 (Case Fans scale)
Category rank#27,939
Street price$19
Power4 W
Performance per dollar27.58
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3987 Plus
Size120 × 120 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3987 Plus 120mm PWM Case Fan”, https://vextor7.com/item/4943693 (accessed 2026-10-21).