Hardware Spec Index

Caldera FN-6439 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN6439-ULTRA · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index300 (Case Fans scale)
Category rank#48,841
Street price$9
Power4 W
Performance per dollar33.33
Released2026

Specifications

BrandCaldera
ModelCaldera FN-6439 Ultra
Size120 × 120 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6439 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/596345 (accessed 2026-10-20).