Hardware Spec Index

Brontix FN-4970 Plus 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4970-PLUS · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index290 (Case Fans scale)
Category rank#33,036
Street price$9
Power4 W
Performance per dollar32.22
Released2023

Specifications

BrandBrontix
ModelBrontix FN-4970 Plus
Size140 × 140 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4970 Plus 140mm PWM Case Fan”, https://vextor7.com/item/5224547 (accessed 2026-10-25).