Hardware Spec Index

Caldera FN-7405 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN7405-ULTRA · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index358 (Case Fans scale)
Category rank#30,126
Street price$9
Power4 W
Performance per dollar39.78
Released2026

Specifications

BrandCaldera
ModelCaldera FN-7405 Ultra
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-7405 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/5413655 (accessed 2026-10-21).