Hardware Spec Index

Caldera FN-9745 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN9745-ULTRA · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index1,042 (Case Fans scale)
Category rank#45,220
Street price$29
Power4 W
Performance per dollar35.93
Released2019

Specifications

BrandCaldera
ModelCaldera FN-9745 Ultra
Size140 × 140 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise23 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-9745 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/56529869 (accessed 2026-10-25).