Hardware Spec Index

Caldera FN-2721 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN2721-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index749 (Case Fans scale)
Category rank#17,335
Street price$19
Power4 W
Performance per dollar39.42
Released2024

Specifications

BrandCaldera
ModelCaldera FN-2721 Ultra
Size120 × 120 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 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-2721 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/17166313 (accessed 2026-10-19).