Hardware Spec Index

Brontix FN-5681 XT 140mm PWM Case Fan

Case Fans · Brontix · SKU FN5681-XT · Released 2025 · Updated 2026-10-18

Key facts

Benchmark index435 (Case Fans scale)
Category rank#13,940
Street price$9
Power3 W
Performance per dollar48.33
Released2025

Specifications

BrandBrontix
ModelBrontix FN-5681 XT
Size140 × 140 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5681 XT 140mm PWM Case Fan”, https://vextor7.com/item/10693054 (accessed 2026-10-18).