Hardware Spec Index

Caldera FN-6478 XT 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6478-XT · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index250 (Case Fans scale)
Category rank#31,570
Street price$9
Power3 W
Performance per dollar27.78
Released2024

Specifications

BrandCaldera
ModelCaldera FN-6478 XT
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6478 XT 140mm PWM Case Fan”, https://vextor7.com/item/7952711 (accessed 2026-10-21).