Hardware Spec Index

Caldera FN-9657 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN9657-CORE · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index227 (Case Fans scale)
Category rank#41,271
Street price$9
Power4 W
Performance per dollar25.22
Released2020

Specifications

BrandCaldera
ModelCaldera FN-9657 Core
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9657 Core 140mm PWM Case Fan”, https://vextor7.com/item/20105443 (accessed 2026-10-21).