Hardware Spec Index

Caldera FN-4997 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4997-ULTRA · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index303 (Case Fans scale)
Category rank#34,264
Street price$9
Power3 W
Performance per dollar33.67
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4997 Ultra
Size120 × 120 × 25 mm
Speed300–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4997 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4915751 (accessed 2026-10-19).