Hardware Spec Index

Zephyra FN-5691 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN5691-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index525 (Case Fans scale)
Category rank#43,404
Street price$19
Power4 W
Performance per dollar27.63
Released2022

Specifications

BrandZephyra
ModelZephyra FN-5691 Ultra
Size120 × 120 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5691 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/617581 (accessed 2026-10-19).