Hardware Spec Index

Caldera FN-1688 Pro 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN1688-PRO · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index962 (Case Fans scale)
Category rank#45,786
Street price$29
Power3 W
Performance per dollar33.17
Released2025

Specifications

BrandCaldera
ModelCaldera FN-1688 Pro
Size140 × 140 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1688 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/21787817 (accessed 2026-10-25).