Hardware Spec Index

Caldera FN-1838 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1838-ULTRA · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index446 (Case Fans scale)
Category rank#680
Street price$19
Power4 W
Performance per dollar23.47
Released2022

Specifications

BrandCaldera
ModelCaldera FN-1838 Ultra
Size120 × 120 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1838 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/15535696 (accessed 2026-10-26).