Hardware Spec Index

Caldera FN-4658 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4658-ULTRA · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index905 (Case Fans scale)
Category rank#43,801
Street price$29
Power3 W
Performance per dollar31.21
Released2026

Specifications

BrandCaldera
ModelCaldera FN-4658 Ultra
Size140 × 140 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4658 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/7089628 (accessed 2026-10-21).