Hardware Spec Index

Caldera FN-2688 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN2688-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index478 (Case Fans scale)
Category rank#48,607
Street price$19
Power3 W
Performance per dollar25.16
Released2023

Specifications

BrandCaldera
ModelCaldera FN-2688 Ultra
Size120 × 120 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2688 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/14421 (accessed 2026-10-21).