Hardware Spec Index

Caldera FN-4656 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4656-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index503 (Case Fans scale)
Category rank#44,955
Street price$19
Power4 W
Performance per dollar26.47
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4656 Ultra
Size120 × 120 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4656 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/590733 (accessed 2026-10-20).