Hardware Spec Index

Brontix FN-3874 Prime 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3874-PRIME · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index829 (Case Fans scale)
Category rank#36,283
Street price$29
Power3 W
Performance per dollar28.59
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3874 Prime
Size140 × 140 × 25 mm
Speed200–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3874 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/22551315 (accessed 2026-10-26).