Hardware Spec Index

Caldera FN-4490 Plus 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4490-PLUS · Released 2023 · Updated 2026-10-18

Key facts

Benchmark index495 (Case Fans scale)
Category rank#37,511
Street price$19
Power3 W
Performance per dollar26.05
Released2023

Specifications

BrandCaldera
ModelCaldera FN-4490 Plus
Size140 × 140 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4490 Plus 140mm PWM Case Fan”, https://vextor7.com/item/35667 (accessed 2026-10-18).