Hardware Spec Index

Caldera FN-4058 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4058-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index529 (Case Fans scale)
Category rank#36,988
Street price$19
Power3 W
Performance per dollar27.84
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4058 Ultra
Size140 × 140 × 25 mm
Speed200–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4058 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/6943322 (accessed 2026-10-20).