Hardware Spec Index

Caldera FN-6428 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN6428-ULTRA · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index347 (Case Fans scale)
Category rank#7,638
Street price$9
Power3 W
Performance per dollar38.56
Released2024

Specifications

BrandCaldera
ModelCaldera FN-6428 Ultra
Size140 × 140 × 25 mm
Speed200–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6428 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/32323845 (accessed 2026-10-23).