Hardware Spec Index

Brontix FN-2581 Edge 140mm PWM Case Fan

Case Fans · Brontix · SKU FN2581-EDGE · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index291 (Case Fans scale)
Category rank#1,962
Street price$9
Power3 W
Performance per dollar32.33
Released2021

Specifications

BrandBrontix
ModelBrontix FN-2581 Edge
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2581 Edge 140mm PWM Case Fan”, https://vextor7.com/item/85531870 (accessed 2026-10-21).