Hardware Spec Index

Caldera FN-3877 Prime 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3877-PRIME · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index586 (Case Fans scale)
Category rank#40,443
Street price$19
Power2 W
Performance per dollar30.84
Released2021

Specifications

BrandCaldera
ModelCaldera FN-3877 Prime
Size120 × 120 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3877 Prime 120mm PWM Case Fan”, https://vextor7.com/item/12924486 (accessed 2026-10-21).