Hardware Spec Index

Caldera FN-3491 Pro 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3491-PRO · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index836 (Case Fans scale)
Category rank#18,799
Street price$29
Power3 W
Performance per dollar28.83
Released2024

Specifications

BrandCaldera
ModelCaldera FN-3491 Pro
Size120 × 120 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3491 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/7054482 (accessed 2026-10-19).