Hardware Spec Index

Caldera FN-4518 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4518-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index1,396 (Case Fans scale)
Category rank#21,601
Street price$49
Power4 W
Performance per dollar28.49
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4518 Ultra
Size140 × 140 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise33 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-4518 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4857484 (accessed 2026-10-21).