Hardware Spec Index

Caldera FN-8491 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN8491-CORE · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index402 (Case Fans scale)
Category rank#31,794
Street price$19
Power3 W
Performance per dollar21.16
Released2022

Specifications

BrandCaldera
ModelCaldera FN-8491 Core
Size140 × 140 × 25 mm
Speed200–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-8491 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/8894650 (accessed 2026-10-22).