Hardware Spec Index

Caldera FN-4047 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4047-PRIME · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index394 (Case Fans scale)
Category rank#23,122
Street price$9
Power3 W
Performance per dollar43.78
Released2026

Specifications

BrandCaldera
ModelCaldera FN-4047 Prime
Size120 × 120 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4047 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/82323328 (accessed 2026-10-26).