Hardware Spec Index

Caldera FN-4678 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4678-ULTRA · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index642 (Case Fans scale)
Category rank#4,219
Street price$19
Power3 W
Performance per dollar33.79
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4678 Ultra
Size120 × 120 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4678 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/60028288 (accessed 2026-10-26).