Hardware Spec Index

Caldera FN-4476 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4476-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index1,038 (Case Fans scale)
Category rank#41,061
Street price$29
Power4 W
Performance per dollar35.79
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4476 Ultra
Size140 × 140 × 25 mm
Speed200–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4476 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/1964079 (accessed 2026-10-20).