Hardware Spec Index

Caldera FN-6399 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN6399-ULTRA · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index1,243 (Case Fans scale)
Category rank#41,128
Street price$49
Power3 W
Performance per dollar25.37
Released2024

Specifications

BrandCaldera
ModelCaldera FN-6399 Ultra
Size140 × 140 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise25 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-6399 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/5348223 (accessed 2026-10-23).