Hardware Spec Index

Caldera FN-6576 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6576-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index774 (Case Fans scale)
Category rank#30,207
Street price$29
Power4 W
Performance per dollar26.69
Released2024

Specifications

BrandCaldera
ModelCaldera FN-6576 Ultra
Size140 × 140 × 25 mm
Speed200–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6576 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/976027 (accessed 2026-10-19).