Hardware Spec Index

Brontix FN-3657 Plus 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3657-PLUS · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index639 (Case Fans scale)
Category rank#15,996
Street price$19
Power4 W
Performance per dollar33.63
Released2024

Specifications

BrandBrontix
ModelBrontix FN-3657 Plus
Size120 × 120 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3657 Plus 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/9136206 (accessed 2026-10-22).