Hardware Spec Index

Caldera FN-6639 Prime 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN6639-PRIME · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,400 (Case Fans scale)
Category rank#47,058
Street price$49
Power3 W
Performance per dollar28.57
Released2024

Specifications

BrandCaldera
ModelCaldera FN-6639 Prime
Size120 × 120 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6639 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/54114 (accessed 2026-10-20).