Hardware Spec Index

Zephyra FN-3912 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3912-PRIME · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index359 (Case Fans scale)
Category rank#15,100
Street price$9
Power3 W
Performance per dollar39.89
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3912 Prime
Size120 × 120 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3912 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7130684 (accessed 2026-10-20).