Hardware Spec Index

Zephyra FN-4138 Pro 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4138-PRO · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index244 (Case Fans scale)
Category rank#11,177
Street price$9
Power3 W
Performance per dollar27.11
Released2019

Specifications

BrandZephyra
ModelZephyra FN-4138 Pro
Size120 × 120 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4138 Pro 120mm PWM Case Fan”, https://vextor7.com/item/346565 (accessed 2026-10-21).