Hardware Spec Index

Caldera FN-5491 SE 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN5491-SE · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#16,213
Street price$49
Power3 W
Performance per dollar28.57
Released2023

Specifications

BrandCaldera
ModelCaldera FN-5491 SE
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise22 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-5491 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/74553998 (accessed 2026-10-24).