Hardware Spec Index

Caldera FN-9659 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN9659-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index640 (Case Fans scale)
Category rank#12,047
Street price$19
Power4 W
Performance per dollar33.68
Released2019

Specifications

BrandCaldera
ModelCaldera FN-9659 Ultra
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9659 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/74951 (accessed 2026-10-24).