Hardware Spec Index

Caldera FN-6653 XT 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6653-XT · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index558 (Case Fans scale)
Category rank#20,156
Street price$19
Power4 W
Performance per dollar29.37
Released2020

Specifications

BrandCaldera
ModelCaldera FN-6653 XT
Size140 × 140 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6653 XT 140mm PWM Case Fan”, https://vextor7.com/item/4461374 (accessed 2026-10-25).