Hardware Spec Index

Caldera FN-4223 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4223-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index695 (Case Fans scale)
Category rank#38,254
Street price$19
Power4 W
Performance per dollar36.58
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4223 Ultra
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4223 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/20055371 (accessed 2026-10-20).