Hardware Spec Index

Caldera FN-3905 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3905-CORE · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index495 (Case Fans scale)
Category rank#5,409
Street price$19
Power4 W
Performance per dollar26.05
Released2024

Specifications

BrandCaldera
ModelCaldera FN-3905 Core
Size140 × 140 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3905 Core 140mm PWM Case Fan”, https://vextor7.com/item/22019661 (accessed 2026-10-22).