Hardware Spec Index

Caldera FN-3998 Prime 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3998-PRIME · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index622 (Case Fans scale)
Category rank#12,098
Street price$19
Power3 W
Performance per dollar32.74
Released2024

Specifications

BrandCaldera
ModelCaldera FN-3998 Prime
Size120 × 120 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3998 Prime 120mm PWM Case Fan”, https://vextor7.com/item/2294667 (accessed 2026-10-21).