Hardware Spec Index

Caldera FN-1553 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1553-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index302 (Case Fans scale)
Category rank#42,574
Street price$9
Power3 W
Performance per dollar33.56
Released2024

Specifications

BrandCaldera
ModelCaldera FN-1553 Ultra
Size120 × 120 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1553 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7054485 (accessed 2026-10-19).