Hardware Spec Index

Caldera FN-3745 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3745-ULTRA · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index419 (Case Fans scale)
Category rank#20,116
Street price$19
Power3 W
Performance per dollar22.05
Released2020

Specifications

BrandCaldera
ModelCaldera FN-3745 Ultra
Size120 × 120 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3745 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5743101 (accessed 2026-10-24).