Hardware Spec Index

Brontix FN-3993 Core 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3993-CORE · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index667 (Case Fans scale)
Category rank#27,281
Street price$19
Power3 W
Performance per dollar35.11
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3993 Core
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3993 Core 140mm PWM Case Fan”, https://vextor7.com/item/9251086 (accessed 2026-10-24).