Hardware Spec Index

Caldera FN-4045 Ultra 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4045-ULTRA · Released 2021 · Updated 2026-10-27

Key facts

Benchmark index985 (Case Fans scale)
Category rank#12,607
Street price$29
Power3 W
Performance per dollar33.97
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4045 Ultra
Size120 × 120 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4045 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/13635806 (accessed 2026-10-27).