Hardware Spec Index

Brontix FN-3992 Plus 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3992-PLUS · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index681 (Case Fans scale)
Category rank#48,739
Street price$19
Power4 W
Performance per dollar35.84
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3992 Plus
Size120 × 120 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3992 Plus 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3599740 (accessed 2026-10-20).