Hardware Spec Index

Brontix FN-3989 Edge 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3989-EDGE · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index956 (Case Fans scale)
Category rank#9,707
Street price$29
Power3 W
Performance per dollar32.97
Released2025

Specifications

BrandBrontix
ModelBrontix FN-3989 Edge
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3989 Edge 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4710491 (accessed 2026-10-20).