Hardware Spec Index

Caldera FN-9581 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN9581-PRIME · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index850 (Case Fans scale)
Category rank#42,696
Street price$19
Power3 W
Performance per dollar44.74
Released2023

Specifications

BrandCaldera
ModelCaldera FN-9581 Prime
Size140 × 140 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise34 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-9581 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4903775 (accessed 2026-10-21).