Hardware Spec Index

Caldera FN-4647 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4647-PRO · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index620 (Case Fans scale)
Category rank#11,299
Street price$19
Power3 W
Performance per dollar32.63
Released2026

Specifications

BrandCaldera
ModelCaldera FN-4647 Pro
Size120 × 120 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4647 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/97521934 (accessed 2026-10-24).