Hardware Spec Index

Caldera FN-5531 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN5531-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index989 (Case Fans scale)
Category rank#9,764
Street price$29
Power2 W
Performance per dollar34.10
Released2021

Specifications

BrandCaldera
ModelCaldera FN-5531 Ultra
Size140 × 140 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5531 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4909259 (accessed 2026-10-21).