Hardware Spec Index

Caldera FN-4506 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4506-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index696 (Case Fans scale)
Category rank#10,850
Street price$19
Power4 W
Performance per dollar36.63
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4506 Ultra
Size140 × 140 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4506 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/21453421 (accessed 2026-10-26).