Hardware Spec Index

Caldera FN-3987 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3987-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index286 (Case Fans scale)
Category rank#18,355
Street price$9
Power4 W
Performance per dollar31.78
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3987 Ultra
Size120 × 120 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3987 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/92932148 (accessed 2026-10-23).