Hardware Spec Index

Caldera FN-5578 XT 140mm PWM Case Fan

Case Fans · Caldera · SKU FN5578-XT · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index668 (Case Fans scale)
Category rank#10,766
Street price$19
Power4 W
Performance per dollar35.16
Released2023

Specifications

BrandCaldera
ModelCaldera FN-5578 XT
Size140 × 140 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5578 XT 140mm PWM Case Fan”, https://vextor7.com/item/33035743 (accessed 2026-10-24).