Hardware Spec Index

Caldera FN-4378 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4378-ULTRA · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index622 (Case Fans scale)
Category rank#20,047
Street price$19
Power3 W
Performance per dollar32.74
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4378 Ultra
Size120 × 120 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 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-4378 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/6097955 (accessed 2026-10-23).