Hardware Spec Index

Caldera FN-9821 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN9821-PRO · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index525 (Case Fans scale)
Category rank#39,631
Street price$19
Power3 W
Performance per dollar27.63
Released2024

Specifications

BrandCaldera
ModelCaldera FN-9821 Pro
Size140 × 140 × 25 mm
Speed500–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9821 Pro 140mm PWM Case Fan”, https://vextor7.com/item/7960286 (accessed 2026-10-22).