Hardware Spec Index

Caldera FN-4457 Pro 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4457-PRO · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index588 (Case Fans scale)
Category rank#17,428
Street price$19
Power3 W
Performance per dollar30.95
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4457 Pro
Size120 × 120 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4457 Pro 120mm PWM Case Fan”, https://vextor7.com/item/4418633 (accessed 2026-10-25).