Hardware Spec Index

Caldera FN-6221 Pro 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN6221-PRO · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index1,216 (Case Fans scale)
Category rank#10,532
Street price$49
Power4 W
Performance per dollar24.82
Released2021

Specifications

BrandCaldera
ModelCaldera FN-6221 Pro
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise34 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-6221 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/7741311 (accessed 2026-10-26).