Hardware Spec Index

Zephyra FN-4251 Core 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4251-CORE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index384 (Case Fans scale)
Category rank#15,797
Street price$19
Power3 W
Performance per dollar20.21
Released2025

Specifications

BrandZephyra
ModelZephyra FN-4251 Core
Size120 × 120 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4251 Core 120mm PWM Case Fan”, https://vextor7.com/item/20031918 (accessed 2026-10-19).