Hardware Spec Index

Brontix FN-4638 Core 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4638-CORE · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index240 (Case Fans scale)
Category rank#28,946
Street price$9
Power3 W
Performance per dollar26.67
Released2022

Specifications

BrandBrontix
ModelBrontix FN-4638 Core
Size120 × 120 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4638 Core 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/73030845 (accessed 2026-10-26).