Hardware Spec Index

Caldera FN-3581 Core 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3581-CORE · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index974 (Case Fans scale)
Category rank#43,668
Street price$29
Power3 W
Performance per dollar33.59
Released2026

Specifications

BrandCaldera
ModelCaldera FN-3581 Core
Size120 × 120 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3581 Core 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/7989913 (accessed 2026-10-24).