Hardware Spec Index

Caldera FN-3925 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3925-ULTRA · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index267 (Case Fans scale)
Category rank#15,009
Street price$9
Power4 W
Performance per dollar29.67
Released2021

Specifications

BrandCaldera
ModelCaldera FN-3925 Ultra
Size120 × 120 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3925 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/3956355 (accessed 2026-10-19).