Hardware Spec Index

Caldera FN-4477 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4477-PRIME · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index259 (Case Fans scale)
Category rank#5,343
Street price$9
Power3 W
Performance per dollar28.78
Released2024

Specifications

BrandCaldera
ModelCaldera FN-4477 Prime
Size120 × 120 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4477 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/8534309 (accessed 2026-10-26).