Hardware Spec Index

Caldera FN-3666 XT 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3666-XT · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index1,211 (Case Fans scale)
Category rank#39,561
Street price$49
Power3 W
Performance per dollar24.71
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3666 XT
Size140 × 140 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3666 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/29137911 (accessed 2026-10-24).