Hardware Spec Index

Caldera FN-6685 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6685-CORE · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index262 (Case Fans scale)
Category rank#32,245
Street price$9
Power3 W
Performance per dollar29.11
Released2021

Specifications

BrandCaldera
ModelCaldera FN-6685 Core
Size140 × 140 × 25 mm
Speed200–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6685 Core 140mm PWM Case Fan”, https://vextor7.com/item/3622299 (accessed 2026-10-19).