Hardware Spec Index

Caldera FN-3813 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3813-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index252 (Case Fans scale)
Category rank#25,490
Street price$9
Power3 W
Performance per dollar28.00
Released2020

Specifications

BrandCaldera
ModelCaldera FN-3813 Ultra
Size120 × 120 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3813 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/51310589 (accessed 2026-10-26).