Hardware Spec Index

Caldera FN-3949 Core 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3949-CORE · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index598 (Case Fans scale)
Category rank#18,420
Street price$19
Power2 W
Performance per dollar31.47
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3949 Core
Size120 × 120 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3949 Core 120mm PWM Case Fan”, https://vextor7.com/item/74550088 (accessed 2026-10-24).