Hardware Spec Index

Caldera FN-1831 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1831-SE · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index704 (Case Fans scale)
Category rank#9,397
Street price$19
Power3 W
Performance per dollar37.05
Released2021

Specifications

BrandCaldera
ModelCaldera FN-1831 SE
Size120 × 120 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1831 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4668595 (accessed 2026-10-22).