Hardware Spec Index

Caldera FN-3791 Core 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3791-CORE · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index1,107 (Case Fans scale)
Category rank#45,355
Street price$39
Power3 W
Performance per dollar28.38
Released2020

Specifications

BrandCaldera
ModelCaldera FN-3791 Core
Size140 × 140 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3791 Core 140mm PWM ARGB Case Fan”, https://vextor7.com/item/482257 (accessed 2026-10-24).