Hardware Spec Index

Caldera FN-9521 Ultra 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN9521-ULTRA · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index1,293 (Case Fans scale)
Category rank#17,841
Street price$49
Power3 W
Performance per dollar26.39
Released2022

Specifications

BrandCaldera
ModelCaldera FN-9521 Ultra
Size120 × 120 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9521 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/19360490 (accessed 2026-10-23).