Hardware Spec Index

Brontix FN-4047 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4047-SE · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index429 (Case Fans scale)
Category rank#10,392
Street price$9
Power3 W
Performance per dollar47.67
Released2023

Specifications

BrandBrontix
ModelBrontix FN-4047 SE
Size120 × 120 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4047 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7747836 (accessed 2026-10-25).