Hardware Spec Index

Brontix FN-3979 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3979-CORE · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index444 (Case Fans scale)
Category rank#28,467
Street price$19
Power3 W
Performance per dollar23.37
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3979 Core
Size140 × 140 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3979 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/16626342 (accessed 2026-10-20).