Hardware Spec Index

Caldera FN-3687 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3687-ULTRA · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index257 (Case Fans scale)
Category rank#37,474
Street price$9
Power3 W
Performance per dollar28.56
Released2023

Specifications

BrandCaldera
ModelCaldera FN-3687 Ultra
Size120 × 120 × 25 mm
Speed200–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3687 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/76014301 (accessed 2026-10-24).