Hardware Spec Index

Brontix FN-5971 Plus 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5971-PLUS · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index591 (Case Fans scale)
Category rank#4,313
Street price$19
Power4 W
Performance per dollar31.11
Released2019

Specifications

BrandBrontix
ModelBrontix FN-5971 Plus
Size140 × 140 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5971 Plus 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/26169 (accessed 2026-10-21).