Hardware Spec Index

Zephyra FN-4634 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4634-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index729 (Case Fans scale)
Category rank#11,359
Street price$29
Power3 W
Performance per dollar25.14
Released2024

Specifications

BrandZephyra
ModelZephyra FN-4634 Ultra
Size120 × 120 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4634 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/4079601 (accessed 2026-10-20).