Hardware Spec Index

Brontix FN-4056 Core 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4056-CORE · Released 2020 · Updated 2026-10-18

Key facts

Benchmark index365 (Case Fans scale)
Category rank#4,661
Street price$9
Power3 W
Performance per dollar40.56
Released2020

Specifications

BrandBrontix
ModelBrontix FN-4056 Core
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4056 Core 140mm PWM Case Fan”, https://vextor7.com/item/2017290 (accessed 2026-10-18).