Hardware Spec Index

Caldera FN-3903 Plus 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3903-PLUS · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index323 (Case Fans scale)
Category rank#37,966
Street price$9
Power3 W
Performance per dollar35.89
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3903 Plus
Size120 × 120 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3903 Plus 120mm PWM Case Fan”, https://vextor7.com/item/903422 (accessed 2026-10-21).