Hardware Spec Index

Caldera FN-3845 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3845-ULTRA · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index375 (Case Fans scale)
Category rank#39,432
Street price$9
Power4 W
Performance per dollar41.67
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3845 Ultra
Size120 × 120 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3845 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/97528390 (accessed 2026-10-24).