Hardware Spec Index

Brontix FN-2281 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN2281-PRIME · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index633 (Case Fans scale)
Category rank#6,424
Street price$19
Power4 W
Performance per dollar33.32
Released2021

Specifications

BrandBrontix
ModelBrontix FN-2281 Prime
Size140 × 140 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2281 Prime 140mm PWM Case Fan”, https://vextor7.com/item/1212656 (accessed 2026-10-23).