Hardware Spec Index

Caldera FN-5690 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN5690-CORE · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index636 (Case Fans scale)
Category rank#42,434
Street price$19
Power3 W
Performance per dollar33.47
Released2020

Specifications

BrandCaldera
ModelCaldera FN-5690 Core
Size140 × 140 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5690 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/6501775 (accessed 2026-10-22).