Hardware Spec Index

Zephyra FN-3635 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3635-ULTRA · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index222 (Case Fans scale)
Category rank#20,795
Street price$9
Power4 W
Performance per dollar24.67
Released2019

Specifications

BrandZephyra
ModelZephyra FN-3635 Ultra
Size120 × 120 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3635 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/95967273 (accessed 2026-10-20).