Hardware Spec Index

Caldera FN-5666 SE 140mm PWM Case Fan

Case Fans · Caldera · SKU FN5666-SE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index381 (Case Fans scale)
Category rank#44,234
Street price$19
Power4 W
Performance per dollar20.05
Released2021

Specifications

BrandCaldera
ModelCaldera FN-5666 SE
Size140 × 140 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5666 SE 140mm PWM Case Fan”, https://vextor7.com/item/1406464 (accessed 2026-10-25).