Hardware Spec Index

Caldera FN-5734 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN5734-ULTRA · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index619 (Case Fans scale)
Category rank#6,379
Street price$19
Power4 W
Performance per dollar32.58
Released2020

Specifications

BrandCaldera
ModelCaldera FN-5734 Ultra
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5734 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/9045154 (accessed 2026-10-21).