Hardware Spec Index

Brontix FN-4645 XT 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4645-XT · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index974 (Case Fans scale)
Category rank#30,077
Street price$39
Power3 W
Performance per dollar24.97
Released2022

Specifications

BrandBrontix
ModelBrontix FN-4645 XT
Size120 × 120 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4645 XT 120mm PWM ARGB Case Fan”, https://vextor7.com/item/17965327 (accessed 2026-10-20).