Hardware Spec Index

Caldera FN-3878 Prime 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3878-PRIME · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index867 (Case Fans scale)
Category rank#4,175
Street price$29
Power3 W
Performance per dollar29.90
Released2021

Specifications

BrandCaldera
ModelCaldera FN-3878 Prime
Size120 × 120 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3878 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/21752847 (accessed 2026-10-25).