Hardware Spec Index

Caldera FN-6635 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6635-CORE · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index468 (Case Fans scale)
Category rank#17,413
Street price$19
Power3 W
Performance per dollar24.63
Released2023

Specifications

BrandCaldera
ModelCaldera FN-6635 Core
Size140 × 140 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6635 Core 140mm PWM Case Fan”, https://vextor7.com/item/828151 (accessed 2026-10-19).