Hardware Spec Index

Caldera FN-4050 XT 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4050-XT · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index268 (Case Fans scale)
Category rank#36,379
Street price$9
Power3 W
Performance per dollar29.78
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4050 XT
Size140 × 140 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4050 XT 140mm PWM Case Fan”, https://vextor7.com/item/41001951 (accessed 2026-10-20).