Hardware Spec Index

Caldera FN-3948 Prime 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3948-PRIME · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index1,244 (Case Fans scale)
Category rank#7,637
Street price$39
Power4 W
Performance per dollar31.90
Released2023

Specifications

BrandCaldera
ModelCaldera FN-3948 Prime
Size120 × 120 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3948 Prime 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/86522839 (accessed 2026-10-25).