Hardware Spec Index

Caldera FN-1556 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1556-PRO · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index607 (Case Fans scale)
Category rank#11,258
Street price$19
Power3 W
Performance per dollar31.95
Released2020

Specifications

BrandCaldera
ModelCaldera FN-1556 Pro
Size120 × 120 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1556 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2891353 (accessed 2026-10-25).