Hardware Spec Index

Brontix FN-3875 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3875-PRIME · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index339 (Case Fans scale)
Category rank#34,335
Street price$9
Power3 W
Performance per dollar37.67
Released2019

Specifications

BrandBrontix
ModelBrontix FN-3875 Prime
Size120 × 120 × 25 mm
Speed200–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3875 Prime 120mm PWM Case Fan”, https://vextor7.com/item/2286602 (accessed 2026-10-22).