Hardware Spec Index

Caldera FN-6669 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6669-PRIME · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index227 (Case Fans scale)
Category rank#35,427
Street price$9
Power4 W
Performance per dollar25.22
Released2022

Specifications

BrandCaldera
ModelCaldera FN-6669 Prime
Size140 × 140 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6669 Prime 140mm PWM Case Fan”, https://vextor7.com/item/85533097 (accessed 2026-10-21).