Hardware Spec Index

Caldera FN-4591 Ultra 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4591-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index1,346 (Case Fans scale)
Category rank#28,508
Street price$49
Power4 W
Performance per dollar27.47
Released2023

Specifications

BrandCaldera
ModelCaldera FN-4591 Ultra
Size120 × 120 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4591 Ultra 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/53660504 (accessed 2026-10-21).