Hardware Spec Index

Brontix FN-3997 Ti 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3997-TI · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index605 (Case Fans scale)
Category rank#36,239
Street price$19
Power3 W
Performance per dollar31.84
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3997 Ti
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3997 Ti 140mm PWM Case Fan”, https://vextor7.com/item/723263 (accessed 2026-10-19).