Hardware Spec Index

Zephyra FN-1257 Pro 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN1257-PRO · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index377 (Case Fans scale)
Category rank#45,400
Street price$9
Power4 W
Performance per dollar41.89
Released2020

Specifications

BrandZephyra
ModelZephyra FN-1257 Pro
Size120 × 120 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-1257 Pro 120mm PWM Case Fan”, https://vextor7.com/item/346449 (accessed 2026-10-23).