Hardware Spec Index

Caldera FN-6252 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6252-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index661 (Case Fans scale)
Category rank#8,844
Street price$19
Power3 W
Performance per dollar34.79
Released2021

Specifications

BrandCaldera
ModelCaldera FN-6252 Ultra
Size140 × 140 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6252 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/6168520 (accessed 2026-10-24).