Hardware Spec Index

Caldera FN-6397 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN6397-ULTRA · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index808 (Case Fans scale)
Category rank#35,706
Street price$29
Power3 W
Performance per dollar27.86
Released2021

Specifications

BrandCaldera
ModelCaldera FN-6397 Ultra
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6397 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/9306523 (accessed 2026-10-20).