Hardware Spec Index

Caldera FN-6643 Edge 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6643-EDGE · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index797 (Case Fans scale)
Category rank#35,365
Street price$29
Power4 W
Performance per dollar27.48
Released2022

Specifications

BrandCaldera
ModelCaldera FN-6643 Edge
Size140 × 140 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6643 Edge 140mm PWM Case Fan”, https://vextor7.com/item/2378587 (accessed 2026-10-26).