Hardware Spec Index

Caldera FN-6658 XT 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN6658-XT · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index1,302 (Case Fans scale)
Category rank#16,370
Street price$49
Power3 W
Performance per dollar26.57
Released2022

Specifications

BrandCaldera
ModelCaldera FN-6658 XT
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6658 XT 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4942686 (accessed 2026-10-26).