Hardware Spec Index

Zephyra FN-2391 Prime 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN2391-PRIME · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index686 (Case Fans scale)
Category rank#28,055
Street price$19
Power4 W
Performance per dollar36.11
Released2024

Specifications

BrandZephyra
ModelZephyra FN-2391 Prime
Size120 × 120 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-2391 Prime 120mm PWM Case Fan”, https://vextor7.com/item/278671 (accessed 2026-10-19).