Hardware Spec Index

Caldera FN-1851 XT 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1851-XT · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index491 (Case Fans scale)
Category rank#21,741
Street price$19
Power3 W
Performance per dollar25.84
Released2019

Specifications

BrandCaldera
ModelCaldera FN-1851 XT
Size120 × 120 × 25 mm
Speed200–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1851 XT 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/6444773 (accessed 2026-10-25).