Hardware Spec Index

Caldera FN-3666 Pro 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3666-PRO · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index1,225 (Case Fans scale)
Category rank#5,147
Street price$39
Power3 W
Performance per dollar31.41
Released2021

Specifications

BrandCaldera
ModelCaldera FN-3666 Pro
Size120 × 120 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3666 Pro 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/30031329 (accessed 2026-10-19).