Hardware Spec Index

Zephyra FN-4157 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4157-PRO · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index766 (Case Fans scale)
Category rank#15,187
Street price$29
Power2 W
Performance per dollar26.41
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4157 Pro
Size120 × 120 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4157 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/13326432 (accessed 2026-10-19).