Hardware Spec Index

Caldera FN-3946 Pro 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3946-PRO · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index1,381 (Case Fans scale)
Category rank#7,691
Street price$49
Power3 W
Performance per dollar28.18
Released2020

Specifications

BrandCaldera
ModelCaldera FN-3946 Pro
Size120 × 120 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3946 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/303235 (accessed 2026-10-20).