Hardware Spec Index

Caldera FN-4547 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4547-ULTRA · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index1,186 (Case Fans scale)
Category rank#46,249
Street price$39
Power2 W
Performance per dollar30.41
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4547 Ultra
Size140 × 140 × 25 mm
Speed200–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4547 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/5613753 (accessed 2026-10-23).