Hardware Spec Index

Caldera FN-3985 Ultra 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3985-ULTRA · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index866 (Case Fans scale)
Category rank#49,640
Street price$29
Power4 W
Performance per dollar29.86
Released2026

Specifications

BrandCaldera
ModelCaldera FN-3985 Ultra
Size120 × 120 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3985 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/89456502 (accessed 2026-10-25).