Hardware Spec Index

Caldera FN-6591 Pro 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN6591-PRO · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index973 (Case Fans scale)
Category rank#12,644
Street price$29
Power3 W
Performance per dollar33.55
Released2023

Specifications

BrandCaldera
ModelCaldera FN-6591 Pro
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6591 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/3482441 (accessed 2026-10-22).