Hardware Spec Index

Caldera FN-7491 SE 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN7491-SE · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index1,021 (Case Fans scale)
Category rank#42,769
Street price$29
Power3 W
Performance per dollar35.21
Released2021

Specifications

BrandCaldera
ModelCaldera FN-7491 SE
Size140 × 140 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-7491 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/222102 (accessed 2026-10-19).