Hardware Spec Index

Caldera FN-1856 Pro 120mm PWM Case Fan

Case Fans · Caldera · SKU FN1856-PRO · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index652 (Case Fans scale)
Category rank#17,277
Street price$19
Power3 W
Performance per dollar34.32
Released2024

Specifications

BrandCaldera
ModelCaldera FN-1856 Pro
Size120 × 120 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1856 Pro 120mm PWM Case Fan”, https://vextor7.com/item/6090368 (accessed 2026-10-21).