Hardware Spec Index

Caldera FN-7491 Prime 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN7491-PRIME · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index1,087 (Case Fans scale)
Category rank#47,775
Street price$39
Power3 W
Performance per dollar27.87
Released2022

Specifications

BrandCaldera
ModelCaldera FN-7491 Prime
Size140 × 140 × 25 mm
Speed200–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise31 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-7491 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/1120692 (accessed 2026-10-20).