Hardware Spec Index

Caldera FN-3840 XT 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3840-XT · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index268 (Case Fans scale)
Category rank#29,902
Street price$9
Power3 W
Performance per dollar29.78
Released2019

Specifications

BrandCaldera
ModelCaldera FN-3840 XT
Size120 × 120 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3840 XT 120mm PWM Case Fan”, https://vextor7.com/item/99346901 (accessed 2026-10-26).