Hardware Spec Index

Caldera FN-4666 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4666-PRO · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index683 (Case Fans scale)
Category rank#15,311
Street price$19
Power3 W
Performance per dollar35.95
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4666 Pro
Size140 × 140 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4666 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/94816560 (accessed 2026-10-25).