Hardware Spec Index

Caldera FN-5221 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN5221-PRO · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index1,380 (Case Fans scale)
Category rank#5,957
Street price$49
Power3 W
Performance per dollar28.16
Released2019

Specifications

BrandCaldera
ModelCaldera FN-5221 Pro
Size140 × 140 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise30 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-5221 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/2809047 (accessed 2026-10-22).