Hardware Spec Index

Brontix FN-2781 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN2781-CORE · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index256 (Case Fans scale)
Category rank#33,097
Street price$9
Power4 W
Performance per dollar28.44
Released2022

Specifications

BrandBrontix
ModelBrontix FN-2781 Core
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2781 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/17423391 (accessed 2026-10-19).