Hardware Spec Index

Brontix FN-4970 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4970-CORE · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index551 (Case Fans scale)
Category rank#27,998
Street price$19
Power4 W
Performance per dollar29.00
Released2020

Specifications

BrandBrontix
ModelBrontix FN-4970 Core
Size140 × 140 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4970 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/258494 (accessed 2026-10-19).