Hardware Spec Index

Caldera FN-4039 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4039-ULTRA · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index794 (Case Fans scale)
Category rank#31,072
Street price$19
Power3 W
Performance per dollar41.79
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4039 Ultra
Size120 × 120 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4039 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4970566 (accessed 2026-10-22).