Hardware Spec Index

Caldera FN-1688 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1688-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index304 (Case Fans scale)
Category rank#19,016
Street price$9
Power3 W
Performance per dollar33.78
Released2024

Specifications

BrandCaldera
ModelCaldera FN-1688 Ultra
Size120 × 120 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1688 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7385293 (accessed 2026-10-19).