Hardware Spec Index

Caldera FN-4389 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4389-CORE · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index519 (Case Fans scale)
Category rank#11,290
Street price$19
Power4 W
Performance per dollar27.32
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4389 Core
Size140 × 140 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4389 Core 140mm PWM Case Fan”, https://vextor7.com/item/96521994 (accessed 2026-10-21).