Hardware Spec Index

Caldera FN-9521 SE 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN9521-SE · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index795 (Case Fans scale)
Category rank#18,837
Street price$19
Power4 W
Performance per dollar41.84
Released2026

Specifications

BrandCaldera
ModelCaldera FN-9521 SE
Size140 × 140 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9521 SE 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/75534855 (accessed 2026-10-24).