Hardware Spec Index

Brontix FN-3988 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3988-CORE · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index315 (Case Fans scale)
Category rank#19,230
Street price$9
Power2 W
Performance per dollar35.00
Released2019

Specifications

BrandBrontix
ModelBrontix FN-3988 Core
Size140 × 140 × 25 mm
Speed200–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3988 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2117807 (accessed 2026-10-23).