Hardware Spec Index

Caldera FN-5771 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN5771-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index1,289 (Case Fans scale)
Category rank#13,417
Street price$49
Power4 W
Performance per dollar26.31
Released2025

Specifications

BrandCaldera
ModelCaldera FN-5771 Ultra
Size140 × 140 × 25 mm
Speed200–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise29 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-5771 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/2449342 (accessed 2026-10-21).