Hardware Spec Index

Caldera FN-6457 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6457-ULTRA · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index767 (Case Fans scale)
Category rank#31,164
Street price$19
Power4 W
Performance per dollar40.37
Released2023

Specifications

BrandCaldera
ModelCaldera FN-6457 Ultra
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6457 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/768642 (accessed 2026-10-19).