Hardware Spec Index

Caldera FN-4665 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4665-PRIME · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index456 (Case Fans scale)
Category rank#36,727
Street price$19
Power3 W
Performance per dollar24.00
Released2026

Specifications

BrandCaldera
ModelCaldera FN-4665 Prime
Size140 × 140 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4665 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/6969757 (accessed 2026-10-19).