Hardware Spec Index

Brontix FN-3987 XT 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3987-XT · Released 2023 · Updated 2026-10-18

Key facts

Benchmark index941 (Case Fans scale)
Category rank#49,153
Street price$29
Power3 W
Performance per dollar32.45
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3987 XT
Size120 × 120 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise22 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-3987 XT 120mm PWM ARGB Case Fan”, https://vextor7.com/item/3909528 (accessed 2026-10-18).