Hardware Spec Index

Caldera FN-2501 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN2501-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index227 (Case Fans scale)
Category rank#36,427
Street price$9
Power4 W
Performance per dollar25.22
Released2021

Specifications

BrandCaldera
ModelCaldera FN-2501 Ultra
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2501 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/741190 (accessed 2026-10-23).