Hardware Spec Index

Caldera FN-4038 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4038-ULTRA · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index661 (Case Fans scale)
Category rank#45,129
Street price$19
Power4 W
Performance per dollar34.79
Released2023

Specifications

BrandCaldera
ModelCaldera FN-4038 Ultra
Size120 × 120 × 25 mm
Speed300–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4038 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/69015967 (accessed 2026-10-23).