Hardware Spec Index

Caldera FN-9571 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN9571-PRO · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index324 (Case Fans scale)
Category rank#37,668
Street price$9
Power3 W
Performance per dollar36.00
Released2024

Specifications

BrandCaldera
ModelCaldera FN-9571 Pro
Size140 × 140 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9571 Pro 140mm PWM Case Fan”, https://vextor7.com/item/8306934 (accessed 2026-10-20).