Hardware Spec Index

Caldera FN-3685 Prime 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3685-PRIME · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index1,169 (Case Fans scale)
Category rank#7,050
Street price$39
Power4 W
Performance per dollar29.97
Released2020

Specifications

BrandCaldera
ModelCaldera FN-3685 Prime
Size120 × 120 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3685 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/51671867 (accessed 2026-10-19).