Hardware Spec Index

Caldera FN-5506 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN5506-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index375 (Case Fans scale)
Category rank#39,744
Street price$19
Power3 W
Performance per dollar19.74
Released2025

Specifications

BrandCaldera
ModelCaldera FN-5506 Ultra
Size140 × 140 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5506 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/9258722 (accessed 2026-10-21).