Hardware Spec Index

Brontix FN-4540 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4540-CORE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index661 (Case Fans scale)
Category rank#46,116
Street price$19
Power3 W
Performance per dollar34.79
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4540 Core
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4540 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/31368104 (accessed 2026-10-25).