Hardware Spec Index

Caldera FN-9581 Edge 140mm PWM Case Fan

Case Fans · Caldera · SKU FN9581-EDGE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index647 (Case Fans scale)
Category rank#20,644
Street price$19
Power4 W
Performance per dollar34.05
Released2025

Specifications

BrandCaldera
ModelCaldera FN-9581 Edge
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9581 Edge 140mm PWM Case Fan”, https://vextor7.com/item/45918484 (accessed 2026-10-19).