Hardware Spec Index

Zephyra FN-5635 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN5635-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index704 (Case Fans scale)
Category rank#8,832
Street price$19
Power3 W
Performance per dollar37.05
Released2020

Specifications

BrandZephyra
ModelZephyra FN-5635 Ultra
Size120 × 120 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5635 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/507442 (accessed 2026-10-20).