Hardware Spec Index

Caldera FN-5981 Ultra 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN5981-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index1,063 (Case Fans scale)
Category rank#25,146
Street price$39
Power4 W
Performance per dollar27.26
Released2025

Specifications

BrandCaldera
ModelCaldera FN-5981 Ultra
Size120 × 120 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise30 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-5981 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/2569596 (accessed 2026-10-19).