Hardware Spec Index

Caldera FN-4211 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4211-ULTRA · Released 2020 · Updated 2026-10-27

Key facts

Benchmark index635 (Case Fans scale)
Category rank#8,729
Street price$19
Power3 W
Performance per dollar33.42
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4211 Ultra
Size120 × 120 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4211 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/4044204 (accessed 2026-10-27).