Hardware Spec Index

Zephyra FN-9731 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN9731-PRO · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index316 (Case Fans scale)
Category rank#44,033
Street price$9
Power4 W
Performance per dollar35.11
Released2019

Specifications

BrandZephyra
ModelZephyra FN-9731 Pro
Size120 × 120 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-9731 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7007036 (accessed 2026-10-26).