Hardware Spec Index

Zephyra FN-4031 Ultra 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4031-ULTRA · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index1,008 (Case Fans scale)
Category rank#34,152
Street price$29
Power3 W
Performance per dollar34.76
Released2022

Specifications

BrandZephyra
ModelZephyra FN-4031 Ultra
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4031 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/4628080 (accessed 2026-10-23).