Hardware Spec Index

Zephyra FN-5681 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN5681-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index295 (Case Fans scale)
Category rank#6,113
Street price$9
Power4 W
Performance per dollar32.78
Released2025

Specifications

BrandZephyra
ModelZephyra FN-5681 Ultra
Size120 × 120 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5681 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/4878005 (accessed 2026-10-20).