Hardware Spec Index

Caldera FN-3989 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3989-CORE · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index817 (Case Fans scale)
Category rank#23,848
Street price$29
Power2 W
Performance per dollar28.17
Released2024

Specifications

BrandCaldera
ModelCaldera FN-3989 Core
Size140 × 140 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3989 Core 140mm PWM Case Fan”, https://vextor7.com/item/85547053 (accessed 2026-10-25).