Hardware Spec Index

Brontix FN-3644 XT 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3644-XT · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index536 (Case Fans scale)
Category rank#19,924
Street price$19
Power4 W
Performance per dollar28.21
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3644 XT
Size120 × 120 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3644 XT 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2634846 (accessed 2026-10-20).