Hardware Spec Index

Caldera FN-3877 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3877-ULTRA · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index528 (Case Fans scale)
Category rank#31,974
Street price$19
Power3 W
Performance per dollar27.79
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3877 Ultra
Size120 × 120 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3877 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/283687 (accessed 2026-10-21).