Hardware Spec Index

Caldera FN-1556 Pro 120mm PWM Case Fan

Case Fans · Caldera · SKU FN1556-PRO · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index221 (Case Fans scale)
Category rank#28,221
Street price$9
Power3 W
Performance per dollar24.56
Released2023

Specifications

BrandCaldera
ModelCaldera FN-1556 Pro
Size120 × 120 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise30 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”, https://vextor7.com/item/29136176 (accessed 2026-10-25).