Hardware Spec Index

Caldera FN-9521 Plus 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN9521-PLUS · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index1,026 (Case Fans scale)
Category rank#3,213
Street price$29
Power3 W
Performance per dollar35.38
Released2022

Specifications

BrandCaldera
ModelCaldera FN-9521 Plus
Size140 × 140 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise36 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-9521 Plus 140mm PWM ARGB Case Fan”, https://vextor7.com/item/1041835 (accessed 2026-10-26).