Hardware Spec Index

Caldera FN-4557 Prime 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4557-PRIME · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index1,162 (Case Fans scale)
Category rank#10,922
Street price$39
Power3 W
Performance per dollar29.79
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4557 Prime
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4557 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/19959532 (accessed 2026-10-21).