Hardware Spec Index

Caldera FN-2591 Plus 140mm PWM Case Fan

Case Fans · Caldera · SKU FN2591-PLUS · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index595 (Case Fans scale)
Category rank#22,053
Street price$19
Power4 W
Performance per dollar31.32
Released2021

Specifications

BrandCaldera
ModelCaldera FN-2591 Plus
Size140 × 140 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2591 Plus 140mm PWM Case Fan”, https://vextor7.com/item/6982536 (accessed 2026-10-25).