Hardware Spec Index

Caldera FN-4723 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4723-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index799 (Case Fans scale)
Category rank#34,228
Street price$29
Power3 W
Performance per dollar27.55
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4723 Ultra
Size140 × 140 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4723 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4834971 (accessed 2026-10-23).