Hardware Spec Index

Caldera FN-2158 Prime 120mm PWM Case Fan

Case Fans · Caldera · SKU FN2158-PRIME · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index450 (Case Fans scale)
Category rank#40,433
Street price$19
Power3 W
Performance per dollar23.68
Released2021

Specifications

BrandCaldera
ModelCaldera FN-2158 Prime
Size120 × 120 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 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-2158 Prime 120mm PWM Case Fan”, https://vextor7.com/item/12531998 (accessed 2026-10-24).