Hardware Spec Index

Caldera FN-6566 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN6566-ULTRA · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index309 (Case Fans scale)
Category rank#1,976
Street price$9
Power3 W
Performance per dollar34.33
Released2026

Specifications

BrandCaldera
ModelCaldera FN-6566 Ultra
Size120 × 120 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6566 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/1889152 (accessed 2026-10-22).