Hardware Spec Index

Caldera FN-4770 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4770-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index1,230 (Case Fans scale)
Category rank#42,930
Street price$49
Power3 W
Performance per dollar25.10
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4770 Ultra
Size140 × 140 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise27 dBA
BearingMagnetic levitation
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 140mm PWM ARGB Case Fan”, https://vextor7.com/item/93661963 (accessed 2026-10-20).