Hardware Spec Index

Caldera FN-4638 Ti 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4638-TI · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,176 (Case Fans scale)
Category rank#47,908
Street price$39
Power4 W
Performance per dollar30.15
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4638 Ti
Size140 × 140 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4638 Ti 140mm PWM ARGB Case Fan”, https://vextor7.com/item/3360362 (accessed 2026-10-23).