Hardware Spec Index

Caldera FN-2178 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN2178-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index210 (Case Fans scale)
Category rank#29,743
Street price$9
Power3 W
Performance per dollar23.33
Released2021

Specifications

BrandCaldera
ModelCaldera FN-2178 Ultra
Size120 × 120 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2178 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/11903595 (accessed 2026-10-21).