Hardware Spec Index

Caldera FN-3781 Edge 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3781-EDGE · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index1,011 (Case Fans scale)
Category rank#38,843
Street price$29
Power3 W
Performance per dollar34.86
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3781 Edge
Size140 × 140 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3781 Edge 140mm PWM ARGB Case Fan”, https://vextor7.com/item/3934985 (accessed 2026-10-19).