Hardware Spec Index

Caldera FN-6658 XT 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN6658-XT · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index249 (Case Fans scale)
Category rank#19,902
Street price$9
Power3 W
Performance per dollar27.67
Released2025

Specifications

BrandCaldera
ModelCaldera FN-6658 XT
Size120 × 120 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6658 XT 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2237656 (accessed 2026-10-19).