Hardware Spec Index

Caldera FN-3873 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3873-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index446 (Case Fans scale)
Category rank#38,936
Street price$19
Power4 W
Performance per dollar23.47
Released2021

Specifications

BrandCaldera
ModelCaldera FN-3873 Ultra
Size120 × 120 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3873 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/9850324 (accessed 2026-10-25).