Hardware Spec Index

Caldera FN-4664 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4664-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index366 (Case Fans scale)
Category rank#46,529
Street price$9
Power3 W
Performance per dollar40.67
Released2024

Specifications

BrandCaldera
ModelCaldera FN-4664 Ultra
Size140 × 140 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4664 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/93312065 (accessed 2026-10-20).