Hardware Spec Index

Brontix FN-3881 Core 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3881-CORE · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index624 (Case Fans scale)
Category rank#11,569
Street price$19
Power3 W
Performance per dollar32.84
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3881 Core
Size120 × 120 × 25 mm
Speed200–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3881 Core 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/1365587 (accessed 2026-10-20).