Hardware Spec Index

Caldera FN-4405 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4405-ULTRA · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index444 (Case Fans scale)
Category rank#14,497
Street price$19
Power4 W
Performance per dollar23.37
Released2024

Specifications

BrandCaldera
ModelCaldera FN-4405 Ultra
Size140 × 140 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4405 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/2563447 (accessed 2026-10-23).