Hardware Spec Index

Caldera FN-6251 Ultra 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN6251-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index960 (Case Fans scale)
Category rank#29,221
Street price$29
Power3 W
Performance per dollar33.10
Released2019

Specifications

BrandCaldera
ModelCaldera FN-6251 Ultra
Size120 × 120 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6251 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/75538533 (accessed 2026-10-24).