Hardware Spec Index

Caldera FN-4558 Prime 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4558-PRIME · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index1,317 (Case Fans scale)
Category rank#49,359
Street price$49
Power2 W
Performance per dollar26.88
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4558 Prime
Size120 × 120 × 25 mm
Speed300–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise22 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-4558 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/19065757 (accessed 2026-10-25).