Hardware Spec Index

Caldera FN-4770 Ultra 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4770-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index1,068 (Case Fans scale)
Category rank#18,783
Street price$29
Power3 W
Performance per dollar36.83
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4770 Ultra
Size120 × 120 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4770 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/5338145 (accessed 2026-10-24).