Hardware Spec Index

Brontix FN-3881 SE 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3881-SE · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index962 (Case Fans scale)
Category rank#9,131
Street price$29
Power4 W
Performance per dollar33.17
Released2024

Specifications

BrandBrontix
ModelBrontix FN-3881 SE
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3881 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6436205 (accessed 2026-10-22).