Hardware Spec Index

Caldera FN-4631 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4631-ULTRA · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index1,075 (Case Fans scale)
Category rank#37,139
Street price$39
Power3 W
Performance per dollar27.56
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4631 Ultra
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4631 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/9130328 (accessed 2026-10-26).