Hardware Spec Index

Caldera FN-3858 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3858-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index1,241 (Case Fans scale)
Category rank#1,005
Street price$49
Power4 W
Performance per dollar25.33
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3858 Ultra
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3858 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/3157754 (accessed 2026-10-21).