Hardware Spec Index

Brontix FN-8645 XT 140mm PWM Case Fan

Case Fans · Brontix · SKU FN8645-XT · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index274 (Case Fans scale)
Category rank#3,389
Street price$9
Power3 W
Performance per dollar30.44
Released2022

Specifications

BrandBrontix
ModelBrontix FN-8645 XT
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 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-8645 XT 140mm PWM Case Fan”, https://vextor7.com/item/4048080 (accessed 2026-10-25).