Hardware Spec Index

Caldera FN-6659 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN6659-PRIME · Released 2019 · Updated 2026-10-18

Key facts

Benchmark index491 (Case Fans scale)
Category rank#16,300
Street price$19
Power3 W
Performance per dollar25.84
Released2019

Specifications

BrandCaldera
ModelCaldera FN-6659 Prime
Size120 × 120 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6659 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/20008303 (accessed 2026-10-18).